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Old Mission 3SSW Weather Records (USC00206158)

Record envelope, standing records and threshold days for Old Mission 3SSW (USC00206158), Michigan, United States, with 48 years of record.

Key Facts for Old Mission 3SSW

  • Old Mission 3SSW (USC00206158) is a weather station in Michigan, United States at 44.92 latitude and -85.52 longitude, 200 m (656 ft) above sea level.
  • The station reports from 1979 to 2026, 48 years of record.
  • 1,464 records set at Old Mission 3SSW still stand.
  • Records are tracked for tmax, tmin, prcp: an element needs 30 years of data to be eligible.
  • Old Mission 3SSW tied a daily record high maximum temperature of 27.2 C (81.0 F) on 12 October 2026 (provisional).

Provisional Records

Records set in the last 60 days are provisional until they clear the revision window.

About the Station

  • Location: Michigan, United States, 44.92 latitude, -85.52 longitude.
  • Elevation: 200 m (656 ft).
  • Period of record: 1979 to 2026, 48 years.
  • Eligible elements: tmax, tmin, prcp.

Daily Record Envelope and 2026

7 days at or beyond a record
Daily record high and record low at Old Mission 3SSW, with 2026 drawn through them The band shows the record high and record low for each calendar day at Old Mission 3SSW. The lines show the 2026 daily maximum and minimum. 7 days in 2026 matched or passed a record. Temperatures are in degrees Celsius. -40-2002040 JanFebMarAprMayJunJulAugSepOctNovDec
The band shows the record high and record low for each calendar day at Old Mission 3SSW. The lines show the 2026 daily maximum and minimum. 7 days in 2026 matched or passed a record. Temperatures are in degrees Celsius.
Daily record high and record low at Old Mission 3SSW, with 2026 drawn through them
MonthHighest record highLowest record low2026 highest maximum2026 lowest minimum
Jan12.2 C (54.0 F)-25.6 C (-14.1 F)11.7 C (53.1 F)-19.4 C (-2.9 F)
Feb20.6 C (69.1 F)-28.9 C (-20.0 F)9.4 C (48.9 F)-13.3 C (8.1 F)
Mar28.9 C (84.0 F)-26.7 C (-16.1 F)17.8 C (64.0 F)-10.6 C (12.9 F)
Apr29.4 C (84.9 F)-13.3 C (8.1 F)26.1 C (79.0 F)-7.2 C (19.0 F)
May33.3 C (91.9 F)-5.0 C (23.0 F)26.7 C (80.1 F)-1.7 C (28.9 F)
Jun35.0 C (95.0 F)-0.6 C (30.9 F)31.1 C (88.0 F)5.0 C (41.0 F)
Jul36.1 C (97.0 F)2.2 C (36.0 F)32.8 C (91.0 F)11.1 C (52.0 F)
Aug37.2 C (99.0 F)1.1 C (34.0 F)29.4 C (84.9 F)10.6 C (51.1 F)
Sep33.3 C (91.9 F)-2.8 C (27.0 F)30.6 C (87.1 F)5.6 C (42.1 F)
Oct30.6 C (87.1 F)-6.1 C (21.0 F)27.2 C (81.0 F)4.4 C (39.9 F)
Nov24.4 C (75.9 F)-10.6 C (12.9 F)n/an/a
Dec18.3 C (64.9 F)-20.6 C (-5.1 F)n/an/a

Which Years Hold Standing Records

1,464 standing records
Standing records at Old Mission 3SSW by the year they were set 1,464 records at Old Mission 3SSW still stand. 1983 holds the most, with 58. 02040601979: 101980: 311981: 411982: 571983: 581984: 371985: 361986: 371987: 471988: 431989: 551990: 421991: 561992: 411993: 301994: 471995: 271996: 511997: 341998: 241999: 422000: 442001: 292002: 462003: 232004: 222005: 262006: 202007: 212008: 242009: 152010: 212011: 172012: 312013: 182014: 342015: 422016: 232017: 232018: 142019: 82020: 162021: 242022: 142023: 202024: 232025: 122026: 81979198419891994199920042009201420192024
1,464 records at Old Mission 3SSW still stand. 1983 holds the most, with 58.
Standing records at Old Mission 3SSW by the year they were set
Year setStanding records
197910
198031
198141
198257
198358
198437
198536
198637
198747
198843
198955
199042
199156
199241
199330
199447
199527
199651
199734
199824
199942
200044
200129
200246
200323
200422
200526
200620
200721
200824
200915
201021
201117
201231
201318
201434
201542
201623
201723
201814
20198
202016
202124
202214
202320
202423
202512
20268

All-Time Record Progression

1 new records
When Old Mission 3SSW set new all-time records 1 all-time records were set at Old Mission 3SSW between 7 September 2023 and 7 September 2023. Each dot is a new record. Record daily precipitation7 September 2023: Record daily precipitation 124.5 mm (4.9 in)
1 all-time records were set at Old Mission 3SSW between 7 September 2023 and 7 September 2023. Each dot is a new record.
When Old Mission 3SSW set new all-time records
DateKindDetail
2023-09-07Record daily precipitationRecord daily precipitation 124.5 mm (4.9 in)

Wettest Day of Each Month

Sep: 124.5 mm (4.9 in)
Record daily precipitation for each month at Old Mission 3SSW The wettest day on record for each calendar month at Old Mission 3SSW. The most was 124.5 mm (4.9 in) on 7 September 2023. 050100150 Jan: 28.2 mm (1.1 in), 5 January 1997 Jan Feb: 24.9 mm (1.0 in), 28 February 1981 Feb Mar: 41.1 mm (1.6 in), 28 March 1991 Mar Apr: 47.5 mm (1.9 in), 20 April 2012 Apr May: 52.3 mm (2.1 in), 30 May 2002 May Jun: 76.2 mm (3.0 in), 27 June 1986 Jun Jul: 86.4 mm (3.4 in), 6 July 1999 Jul Aug: 78.7 mm (3.1 in), 2 August 1987 Aug Sep: 124.5 mm (4.9 in), 7 September 2023 Sep Oct: 119.4 mm (4.7 in), 25 October 1991 Oct Nov: 38.6 mm (1.5 in), 4 November 2003 Nov Dec: 31.0 mm (1.2 in), 8 December 2004 Dec
The wettest day on record for each calendar month at Old Mission 3SSW. The most was 124.5 mm (4.9 in) on 7 September 2023.
Record daily precipitation for each month at Old Mission 3SSW
MonthRecord daily precipitation (mm)Date
Jan28.2 mm (1.1 in)5 January 1997
Feb24.9 mm (1.0 in)28 February 1981
Mar41.1 mm (1.6 in)28 March 1991
Apr47.5 mm (1.9 in)20 April 2012
May52.3 mm (2.1 in)30 May 2002
Jun76.2 mm (3.0 in)27 June 1986
Jul86.4 mm (3.4 in)6 July 1999
Aug78.7 mm (3.1 in)2 August 1987
Sep124.5 mm (4.9 in)7 September 2023
Oct119.4 mm (4.7 in)25 October 1991
Nov38.6 mm (1.5 in)4 November 2003
Dec31.0 mm (1.2 in)8 December 2004

Period of Record Coverage

1979 to 2026
Days with data per year at Old Mission 3SSW 48 years of record at Old Mission 3SSW, 1979 to 2026. 26 years have data for under 90 percent of days and are left out of rankings: 1979, 2002, 2003, 2004, 2005, 2006, 2007, 2008 and others. 1979: 92 of 365 days1980: 360 of 366 days1981: 364 of 365 days1982: 357 of 365 days1983: 359 of 365 days1984: 336 of 366 days1985: 362 of 365 days1986: 363 of 365 days1987: 333 of 365 days1988: 366 of 366 days1989: 362 of 365 days1990: 353 of 365 days1991: 356 of 365 days1992: 333 of 366 days1993: 359 of 365 days1994: 353 of 365 days1995: 353 of 365 days1996: 358 of 366 days1997: 358 of 365 days1998: 360 of 365 days1999: 356 of 365 days2000: 348 of 366 days2001: 338 of 365 days2002: 256 of 365 days2003: 226 of 365 days2004: 252 of 366 days2005: 255 of 365 days2006: 255 of 365 days2007: 253 of 365 days2008: 255 of 366 days2009: 255 of 365 days2010: 254 of 365 days2011: 249 of 365 days2012: 244 of 366 days2013: 252 of 365 days2014: 248 of 365 days2015: 243 of 365 days2016: 248 of 366 days2017: 239 of 365 days2018: 229 of 365 days2019: 234 of 365 days2020: 234 of 366 days2021: 233 of 365 days2022: 236 of 365 days2023: 225 of 365 days2024: 200 of 366 days2025: 192 of 365 days2026: 157 of 365 days19801990200020102020
48 years of record at Old Mission 3SSW, 1979 to 2026. 26 years have data for under 90 percent of days and are left out of rankings: 1979, 2002, 2003, 2004, 2005, 2006, 2007, 2008 and others.
Days with data per year at Old Mission 3SSW
YearDays with dataShare of yearComplete
19799225%No
198036098%Yes
1981364100%Yes
198235798%Yes
198335998%Yes
198433692%Yes
198536299%Yes
198636399%Yes
198733391%Yes
1988366100%Yes
198936299%Yes
199035397%Yes
199135698%Yes
199233391%Yes
199335998%Yes
199435397%Yes
199535397%Yes
199635898%Yes
199735898%Yes
199836099%Yes
199935698%Yes
200034895%Yes
200133893%Yes
200225670%No
200322662%No
200425269%No
200525570%No
200625570%No
200725369%No
200825570%No
200925570%No
201025470%No
201124968%No
201224467%No
201325269%No
201424868%No
201524367%No
201624868%No
201723965%No
201822963%No
201923464%No
202023464%No
202123364%No
202223665%No
202322562%No
202420055%No
202519253%No
202615743%No

Latest Records

20
Latest records at Old Mission 3SSW
DateStationRecordValueBeat old record byOld record stoodSignificance
12 October 2026Old Mission 3SSW, USdaily high max (Tie, Provisional)27.2 C (81.0 F)tie15 years2 of 100 (Routine)
10 September 2026Old Mission 3SSW, USdaily rain (Provisional)32.5 mm (1.3 in)17.3 mm (0.7 in)24 years25 of 100 (Routine)
2 September 2026Old Mission 3SSW, USdaily high min (Provisional)19.4 C (66.9 F)1.1 C (2.0 F)11 years9 of 100 (Routine)
1 September 2026Old Mission 3SSW, USdaily rain (Provisional)15.2 mm (0.6 in)6.8 mm (0.27 in)16 years13 of 100 (Routine)
28 July 2026Old Mission 3SSW, USdaily rain19.1 mm (0.8 in)1.3 mm (0.05 in)25 years12 of 100 (Routine)
15 July 2026Old Mission 3SSW, USdaily high min21.1 C (70.0 F)0.5 C (0.9 F)45 years18 of 100 (Routine)
1 July 2026Old Mission 3SSW, USdaily high min23.3 C (73.9 F)5.0 C (9.0 F)12 years20 of 100 (Routine)
25 June 2026Old Mission 3SSW, USdaily rain35.6 mm (1.4 in)9.7 mm (0.38 in)28 years21 of 100 (Routine)
19 May 2026Old Mission 3SSW, USdaily rain20.3 mm (0.8 in)8.6 mm (0.34 in)28 years20 of 100 (Routine)
13 May 2026Old Mission 3SSW, USdaily rain20.8 mm (0.8 in)5.1 mm (0.20 in)25 years17 of 100 (Routine)
20 April 2026Old Mission 3SSW, USdaily low min-7.2 C (19.0 F)1.6 C (2.9 F)28 years15 of 100 (Routine)
14 April 2026Old Mission 3SSW, USdaily rain28.2 mm (1.1 in)18.0 mm (0.7 in)44 years40 of 100 (Notable)
27 March 2026Old Mission 3SSW, USdaily rain11.7 mm (0.5 in)2.3 mm (0.09 in)33 years17 of 100 (Routine)
10 March 2026Old Mission 3SSW, USdaily high max17.8 C (64.0 F)3.4 C (6.1 F)4 years10 of 100 (Routine)
18 February 2026Old Mission 3SSW, USdaily rain7.4 mm (0.29 in)2.3 mm (0.09 in)6 years12 of 100 (Routine)
17 February 2026Old Mission 3SSW, USdaily high max (Tie)9.4 C (48.9 F)tie42 years4 of 100 (Routine)
30 January 2026Old Mission 3SSW, USdaily low max-12.2 C (10.0 F)2.2 C (4.0 F)28 years16 of 100 (Routine)
29 January 2026Old Mission 3SSW, USdaily low min-19.4 C (-2.9 F)1.6 C (2.9 F)12 years10 of 100 (Routine)
23 January 2026Old Mission 3SSW, USdaily low min-18.9 C (-2.0 F)1.1 C (2.0 F)28 years14 of 100 (Routine)
9 January 2026Old Mission 3SSW, USdaily high max11.7 C (53.1 F)3.9 C (7.0 F)14 years15 of 100 (Routine)

Climate Trend

20 complete years, 1980 to 2010
Annual mean temperature at Old Mission 3SSW as warming stripes, 1980 to 2010 One stripe for each of 20 complete years at Old Mission 3SSW, 1980 to 2010. Blue stripes are years cooler than the station's own mean of 7.1 C (44.8 F); red stripes are warmer. The coolest year was 1996, at 5.5 C (41.9 F), and the warmest was 2010, at 9.2 C (48.5 F). The strongest colour marks a difference of 2.1 C (3.8 F). 1980: 6.5 C, -0.7 C from the station mean1981: 7.0 C, -0.1 C from the station mean1982: 6.6 C, -0.5 C from the station mean1983: 7.4 C, +0.3 C from the station mean1985: 6.7 C, -0.4 C from the station mean1986: 7.0 C, -0.1 C from the station mean1988: 7.3 C, +0.2 C from the station mean1989: 6.2 C, -0.9 C from the station mean1990: 7.7 C, +0.6 C from the station mean1991: 7.8 C, +0.7 C from the station mean1993: 6.4 C, -0.7 C from the station mean1994: 6.5 C, -0.6 C from the station mean1995: 6.8 C, -0.3 C from the station mean1996: 5.5 C, -1.6 C from the station mean1997: 6.1 C, -1.0 C from the station mean1998: 8.5 C, +1.4 C from the station mean1999: 7.9 C, +0.7 C from the station mean2000: 6.9 C, -0.2 C from the station mean2001: 8.3 C, +1.2 C from the station mean2010: 9.2 C, +2.0 C from the station mean1980198519901995200020052010
One stripe for each of 20 complete years at Old Mission 3SSW, 1980 to 2010. Blue stripes are years cooler than the station's own mean of 7.1 C (44.8 F); red stripes are warmer. The coolest year was 1996, at 5.5 C (41.9 F), and the warmest was 2010, at 9.2 C (48.5 F). The strongest colour marks a difference of 2.1 C (3.8 F).
Annual mean temperature at Old Mission 3SSW as warming stripes, 1980 to 2010
YearAnnual mean temperatureDifference from the station mean
19806.5 C-0.66 C
19817.0 C-0.09 C
19826.6 C-0.52 C
19837.4 C+0.30 C
19856.7 C-0.43 C
19867.0 C-0.08 C
19887.3 C+0.18 C
19896.2 C-0.92 C
19907.7 C+0.58 C
19917.8 C+0.71 C
19936.4 C-0.69 C
19946.5 C-0.64 C
19956.8 C-0.28 C
19965.5 C-1.61 C
19976.1 C-1.01 C
19988.5 C+1.42 C
19997.9 C+0.75 C
20006.9 C-0.18 C
20018.3 C+1.17 C
20109.2 C+2.03 C

This station does not have enough complete years (30 are needed) to fit a temperature trend.

A year is complete when all 12 months have at least 20 days of both daily maximum and daily minimum readings. The annual mean is the mean of the monthly means. The trend describes this one station over this period; it does not say what caused the change.

Extremes by Year

1979 to 2026
Yearly extremes at Old Mission 3SSW: the record and the median year
MeasureRecordYear of the recordMedian yearYears with a value
Hottest day (TXx)37.2 C (99.0 F)200633.3 C (91.9 F)48
Coldest night (TNn)-28.9 C (-20.0 F)1994-19.4 C (-2.9 F)48
Wettest day (Rx1day)124.5 mm (4.9 in)202344.7 mm (1.8 in)48
Wettest five days (Rx5day)134.4 mm (5.3 in)199153.7 mm (2.1 in)47
Longest dry spell (CDD)50 days199914 days48

Hottest day (TXx)

Hottest day (TXx) at Old Mission 3SSW by year The hottest day of the year at Old Mission 3SSW, 1979 to 2026. The record is 37.2 C (99.0 F) in 2006, marked on the chart; the median year is 33.3 C (91.9 F). 202530354019801990200020102020Record: 37.2 C (99.0 F) in 2006
The hottest day of the year at Old Mission 3SSW, 1979 to 2026. The record is 37.2 C (99.0 F) in 2006, marked on the chart; the median year is 33.3 C (91.9 F).
Hottest day (TXx) at Old Mission 3SSW by year
YearHottest day (TXx)
197922.8 C (73.0 F)
198031.7 C (89.1 F)
198133.3 C (91.9 F)
198232.2 C (90.0 F)
198336.1 C (97.0 F)
198433.9 C (93.0 F)
198531.1 C (88.0 F)
198634.4 C (93.9 F)
198734.4 C (93.9 F)
198836.1 C (97.0 F)
198932.2 C (90.0 F)
199030.6 C (87.1 F)
199133.9 C (93.0 F)
199231.7 C (89.1 F)
199332.2 C (90.0 F)
199433.9 C (93.0 F)
199533.9 C (93.0 F)
199632.2 C (90.0 F)
199732.2 C (90.0 F)
199833.3 C (91.9 F)
199933.3 C (91.9 F)
200032.2 C (90.0 F)
200135.0 C (95.0 F)
200235.0 C (95.0 F)
200334.4 C (93.9 F)
200431.1 C (88.0 F)
200535.0 C (95.0 F)
200637.2 C (99.0 F)
200734.4 C (93.9 F)
200833.3 C (91.9 F)
200933.3 C (91.9 F)
201032.8 C (91.0 F)
201135.6 C (96.1 F)
201234.4 C (93.9 F)
201335.0 C (95.0 F)
201431.7 C (89.1 F)
201532.2 C (90.0 F)
201633.3 C (91.9 F)
201732.8 C (91.0 F)
201834.4 C (93.9 F)
201932.2 C (90.0 F)
202032.2 C (90.0 F)
202132.2 C (90.0 F)
202233.3 C (91.9 F)
202333.3 C (91.9 F)
202432.2 C (90.0 F)
202532.2 C (90.0 F)
202632.8 C (91.0 F)

Coldest night (TNn)

Coldest night (TNn) at Old Mission 3SSW by year The coldest night of the year at Old Mission 3SSW, 1979 to 2026. The record is -28.9 C (-20.0 F) in 1994, marked on the chart; the median year is -19.4 C (-2.9 F). -30-25-20-15-1019801990200020102020Record: -28.9 C (-20.0 F) in 1994
The coldest night of the year at Old Mission 3SSW, 1979 to 2026. The record is -28.9 C (-20.0 F) in 1994, marked on the chart; the median year is -19.4 C (-2.9 F).
Coldest night (TNn) at Old Mission 3SSW by year
YearColdest night (TNn)
1979-12.8 C (9.0 F)
1980-27.8 C (-18.0 F)
1981-21.1 C (-6.0 F)
1982-23.9 C (-11.0 F)
1983-20.6 C (-5.1 F)
1984-22.8 C (-9.0 F)
1985-17.8 C (0.0 F)
1986-21.1 C (-6.0 F)
1987-18.3 C (-0.9 F)
1988-17.8 C (0.0 F)
1989-22.2 C (-8.0 F)
1990-19.4 C (-2.9 F)
1991-16.1 C (3.0 F)
1992-17.8 C (0.0 F)
1993-20.0 C (-4.0 F)
1994-28.9 C (-20.0 F)
1995-20.6 C (-5.1 F)
1996-28.3 C (-18.9 F)
1997-21.1 C (-6.0 F)
1998-18.3 C (-0.9 F)
1999-20.6 C (-5.1 F)
2000-20.0 C (-4.0 F)
2001-15.6 C (3.9 F)
2002-15.0 C (5.0 F)
2003-23.9 C (-11.0 F)
2004-19.4 C (-2.9 F)
2005-19.4 C (-2.9 F)
2006-17.8 C (0.0 F)
2007-18.9 C (-2.0 F)
2008-21.7 C (-7.1 F)
2009-21.1 C (-6.0 F)
2010-13.9 C (7.0 F)
2011-17.8 C (0.0 F)
2012-14.4 C (6.1 F)
2013-17.8 C (0.0 F)
2014-26.7 C (-16.1 F)
2015-26.7 C (-16.1 F)
2016-19.4 C (-2.9 F)
2017-15.6 C (3.9 F)
2018-18.3 C (-0.9 F)
2019-20.6 C (-5.1 F)
2020-12.2 C (10.0 F)
2021-16.7 C (1.9 F)
2022-18.3 C (-0.9 F)
2023-14.4 C (6.1 F)
2024-13.9 C (7.0 F)
2025-18.3 C (-0.9 F)
2026-19.4 C (-2.9 F)

Wettest day (Rx1day)

Wettest day (Rx1day) at Old Mission 3SSW by year The wettest day of the year at Old Mission 3SSW, 1979 to 2026. The record is 124.5 mm (4.9 in) in 2023, marked on the chart; the median year is 44.7 mm (1.8 in). 05010015019801990200020102020Record: 124.5 mm (4.9 in) in 2023
The wettest day of the year at Old Mission 3SSW, 1979 to 2026. The record is 124.5 mm (4.9 in) in 2023, marked on the chart; the median year is 44.7 mm (1.8 in).
Wettest day (Rx1day) at Old Mission 3SSW by year
YearWettest day (Rx1day)
197928.7 mm (1.1 in)
198036.1 mm (1.4 in)
198141.4 mm (1.6 in)
198234.5 mm (1.4 in)
198366.0 mm (2.6 in)
198451.6 mm (2.0 in)
198532.8 mm (1.3 in)
198676.2 mm (3.0 in)
198778.7 mm (3.1 in)
198848.3 mm (1.9 in)
198941.9 mm (1.6 in)
199039.4 mm (1.6 in)
1991119.4 mm (4.7 in)
199244.7 mm (1.8 in)
199358.9 mm (2.3 in)
199442.2 mm (1.7 in)
199553.6 mm (2.1 in)
199639.4 mm (1.6 in)
199739.6 mm (1.6 in)
199844.7 mm (1.8 in)
199986.4 mm (3.4 in)
200072.6 mm (2.9 in)
200151.8 mm (2.0 in)
200271.1 mm (2.8 in)
200345.7 mm (1.8 in)
200431.0 mm (1.2 in)
200541.1 mm (1.6 in)
200636.8 mm (1.4 in)
200729.2 mm (1.1 in)
200834.3 mm (1.4 in)
200924.1 mm (0.9 in)
201047.2 mm (1.9 in)
201139.4 mm (1.6 in)
201247.5 mm (1.9 in)
201329.2 mm (1.1 in)
201474.4 mm (2.9 in)
201573.7 mm (2.9 in)
201640.4 mm (1.6 in)
201759.9 mm (2.4 in)
201838.1 mm (1.5 in)
201927.9 mm (1.1 in)
202084.8 mm (3.3 in)
202163.0 mm (2.5 in)
202234.0 mm (1.3 in)
2023124.5 mm (4.9 in)
202422.1 mm (0.9 in)
202572.4 mm (2.9 in)
202648.3 mm (1.9 in)

Wettest five days (Rx5day)

Wettest five days (Rx5day) at Old Mission 3SSW by year The wettest five days of the year at Old Mission 3SSW, 1979 to 2026. The record is 134.4 mm (5.3 in) in 1991, marked on the chart; the median year is 53.7 mm (2.1 in). 05010015019801990200020102020Record: 134.4 mm (5.3 in) in 1991
The wettest five days of the year at Old Mission 3SSW, 1979 to 2026. The record is 134.4 mm (5.3 in) in 1991, marked on the chart; the median year is 53.7 mm (2.1 in).
Wettest five days (Rx5day) at Old Mission 3SSW by year
YearWettest five days (Rx5day)
197947.5 mm (1.9 in)
198056.9 mm (2.2 in)
198163.5 mm (2.5 in)
198247.7 mm (1.9 in)
198385.2 mm (3.4 in)
198472.4 mm (2.9 in)
198576.7 mm (3.0 in)
198695.5 mm (3.8 in)
198787.9 mm (3.5 in)
198862.0 mm (2.4 in)
198970.6 mm (2.8 in)
199052.6 mm (2.1 in)
1991134.4 mm (5.3 in)
199271.2 mm (2.8 in)
199380.7 mm (3.2 in)
199459.3 mm (2.3 in)
199566.3 mm (2.6 in)
199646.5 mm (1.8 in)
199753.7 mm (2.1 in)
199880.1 mm (3.2 in)
199998.3 mm (3.9 in)
200080.5 mm (3.2 in)
200163.0 mm (2.5 in)
200274.6 mm (2.9 in)
200360.9 mm (2.4 in)
200434.7 mm (1.4 in)
200524.1 mm (0.9 in)
200624.9 mm (1.0 in)
200735.8 mm (1.4 in)
200831.0 mm (1.2 in)
200936.3 mm (1.4 in)
201018.1 mm (0.7 in)
201156.7 mm (2.2 in)
201216.6 mm (0.7 in)
201321.4 mm (0.8 in)
201411.2 mm (0.4 in)
2015n/a
201618.5 mm (0.7 in)
20174.9 mm (0.19 in)
20186.9 mm (0.27 in)
201915.0 mm (0.6 in)
202084.6 mm (3.3 in)
202130.0 mm (1.2 in)
20221.6 mm (0.06 in)
202312.7 mm (0.5 in)
202425.2 mm (1.0 in)
202576.7 mm (3.0 in)
202622.6 mm (0.9 in)

Longest dry spell (CDD)

Longest dry spell (CDD) at Old Mission 3SSW by year The longest dry spell of the year at Old Mission 3SSW, 1979 to 2026. The record is 50 days in 1999, marked on the chart; the median year is 14 days. 020406019801990200020102020Record: 50 days in 1999
The longest dry spell of the year at Old Mission 3SSW, 1979 to 2026. The record is 50 days in 1999, marked on the chart; the median year is 14 days.
Longest dry spell (CDD) at Old Mission 3SSW by year
YearLongest dry spell (CDD)
19799 days
198013 days
198123 days
198218 days
198318 days
198423 days
198516 days
198624 days
198727 days
198816 days
198922 days
199019 days
199118 days
199219 days
199321 days
199413 days
199517 days
199621 days
199718 days
199821 days
199950 days
200020 days
200116 days
200213 days
200318 days
20046 days
200515 days
20066 days
200713 days
20085 days
200921 days
20109 days
201114 days
20125 days
20134 days
20145 days
20154 days
20164 days
20175 days
20184 days
20195 days
20204 days
20214 days
202210 days
20239 days
20247 days
20254 days
20264 days

Each chart shows one value per year; the dot marks the record year. TXx is the hottest daily maximum, TNn the coldest daily minimum, Rx1day and Rx5day the largest one-day and five-day rain totals, and CDD the longest run of days with less than 1 mm of rain. A year with missing days can understate an extreme.

Frost Dates and Growing Season

20 years with a frost

Across 20 years with a frost, the median last spring frost at Old Mission 3SSW falls on 29 May and the median first autumn frost on 4 October, which leaves a median of 130 days between them.

Frost dates and growing season at Old Mission 3SSW
MeasureMedian, all yearsEarliest periodRecent period (1980 to 2010)Recent against earliestFitted trend
Last spring frost29 Mayn/a29 Mayn/an/a
First autumn frost4 Octobern/a4 Octobern/an/a
Growing days130 daysn/a130 daysn/an/a

A frost day is a day with a daily minimum at or below 0 C (32 F). The last spring frost and the first autumn frost are the last and first such days of the cold season, and growing days are the days between them. A negative trend for the last spring frost means it comes earlier.

Download the Data

  • Data for Old Mission 3SSW standing records by year: CSV or JSON. Field meanings are on the data page.
  • Data for Old Mission 3SSW threshold days by year: CSV or JSON. Field meanings are on the data page.

Source: NOAA National Centers for Environmental Information, Global Historical Climatology Network Daily (GHCN-Daily). Records are computed by World Extreme Weather Monitor and are not official NOAA products. (US Government open data (NOAA NCEI)) Data as of 2026-10-14 (14 October 2026). Records are computed by this site and are not official.

Data as of . Last revised (2026-10-14).