Built 2026-10-18 (18 October 2026)

South Fork Bull Run Weather Records (USS0022D03S)

Record envelope, standing records and threshold days for South Fork Bull Run (USS0022D03S), Oregon, United States, with 30 years of record.

Key Facts for South Fork Bull Run

  • South Fork Bull Run (USS0022D03S) is a weather station in Oregon, United States at 45.45 latitude and -122.03 longitude, 820 m (2,690 ft) above sea level.
  • The station reports from 1997 to 2026, 30 years of record.
  • 1,464 records set at South Fork Bull Run still stand.
  • Records are tracked for no element yet: an element needs 30 years of data to be eligible.

About the Station

  • Location: Oregon, United States, 45.45 latitude, -122.03 longitude.
  • Elevation: 820 m (2,690 ft).
  • Period of record: 1997 to 2026, 30 years.
  • Eligible elements: none yet.

Daily Record Envelope and 2026

17 days at or beyond a record
Daily record high and record low at South Fork Bull Run, with 2026 drawn through them The band shows the record high and record low for each calendar day at South Fork Bull Run. The lines show the 2026 daily maximum and minimum. 17 days in 2026 matched or passed a record. Temperatures are in degrees Celsius. -2002040 JanFebMarAprMayJunJulAugSepOctNovDec
The band shows the record high and record low for each calendar day at South Fork Bull Run. The lines show the 2026 daily maximum and minimum. 17 days in 2026 matched or passed a record. Temperatures are in degrees Celsius.
Daily record high and record low at South Fork Bull Run, with 2026 drawn through them
MonthHighest record highLowest record low2026 highest maximum2026 lowest minimum
Jan21.3 C (70.3 F)-15.7 C (3.7 F)14.8 C (58.6 F)-3.8 C (25.2 F)
Feb21.4 C (70.5 F)-14.7 C (5.5 F)6.6 C (43.9 F)-10.5 C (13.1 F)
Mar24.7 C (76.5 F)-9.7 C (14.5 F)24.7 C (76.5 F)-3.1 C (26.4 F)
Apr28.3 C (82.9 F)-7.6 C (18.3 F)19.5 C (67.1 F)-1.5 C (29.3 F)
May31.8 C (89.2 F)-3.8 C (25.2 F)26.2 C (79.2 F)0.4 C (32.7 F)
Jun39.2 C (102.6 F)-0.2 C (31.6 F)30.8 C (87.4 F)3.2 C (37.8 F)
Jul38.9 C (102.0 F)2.5 C (36.5 F)30.3 C (86.5 F)6.1 C (43.0 F)
Aug36.5 C (97.7 F)2.8 C (37.0 F)33.0 C (91.4 F)7.4 C (45.3 F)
Sep35.0 C (95.0 F)-1.3 C (29.7 F)30.2 C (86.4 F)4.7 C (40.5 F)
Oct29.5 C (85.1 F)-5.9 C (21.4 F)22.4 C (72.3 F)-0.4 C (31.3 F)
Nov22.0 C (71.6 F)-15.2 C (4.6 F)17.0 C (62.6 F)-0.6 C (30.9 F)
Dec17.3 C (63.1 F)-16.9 C (1.6 F)12.7 C (54.9 F)-2.6 C (27.3 F)

Which Years Hold Standing Records

1,464 standing records
Standing records at South Fork Bull Run by the year they were set 1,464 records at South Fork Bull Run still stand. 2008 holds the most, with 85. 02550751001997: 81998: 371999: 622000: 512001: 472002: 642003: 562004: 442005: 502006: 542007: 552008: 852009: 622010: 432011: 412012: 412013: 522014: 582015: 482016: 642017: 612018: 332019: 462020: 412021: 492022: 772023: 472024: 492025: 391997200020032006200920122015201820212024
1,464 records at South Fork Bull Run still stand. 2008 holds the most, with 85.
Standing records at South Fork Bull Run by the year they were set
Year setStanding records
19978
199837
199962
200051
200147
200264
200356
200444
200550
200654
200755
200885
200962
201043
201141
201241
201352
201458
201548
201664
201761
201833
201946
202041
202149
202277
202347
202449
202539

Wettest Day of Each Month

Nov: 172.7 mm (6.8 in)
Record daily precipitation for each month at South Fork Bull Run The wettest day on record for each calendar month at South Fork Bull Run. The most was 172.7 mm (6.8 in) on 25 November 1999. 050100150200 Jan: 129.5 mm (5.1 in), 1 January 2009 Jan Feb: 104.1 mm (4.1 in), 15 February 2007 Feb Mar: 132.1 mm (5.2 in), 19 March 2002 Mar Apr: 68.6 mm (2.7 in), 19 April 2013 Apr May: 68.6 mm (2.7 in), 21 May 2020 May Jun: 101.6 mm (4.0 in), 10 June 2022 Jun Jul: 30.5 mm (1.2 in), 17 July 2011 Jul Aug: 61.0 mm (2.4 in), 20 August 2008 Aug Sep: 104.1 mm (4.1 in), 30 September 2000 Sep Oct: 104.1 mm (4.1 in), 21 October 2017 Oct Nov: 172.7 mm (6.8 in), 25 November 1999 Nov Dec: 147.3 mm (5.8 in), 1 December 2013 Dec
The wettest day on record for each calendar month at South Fork Bull Run. The most was 172.7 mm (6.8 in) on 25 November 1999.
Record daily precipitation for each month at South Fork Bull Run
MonthRecord daily precipitation (mm)Date
Jan129.5 mm (5.1 in)1 January 2009
Feb104.1 mm (4.1 in)15 February 2007
Mar132.1 mm (5.2 in)19 March 2002
Apr68.6 mm (2.7 in)19 April 2013
May68.6 mm (2.7 in)21 May 2020
Jun101.6 mm (4.0 in)10 June 2022
Jul30.5 mm (1.2 in)17 July 2011
Aug61.0 mm (2.4 in)20 August 2008
Sep104.1 mm (4.1 in)30 September 2000
Oct104.1 mm (4.1 in)21 October 2017
Nov172.7 mm (6.8 in)25 November 1999
Dec147.3 mm (5.8 in)1 December 2013

Period of Record Coverage

1997 to 2025
Days with data per year at South Fork Bull Run 29 years of record at South Fork Bull Run, 1997 to 2025. 2 years have data for under 90 percent of days and are left out of rankings: 1997, 2008. 1997: 105 of 365 days1998: 364 of 365 days1999: 362 of 365 days2000: 366 of 366 days2001: 365 of 365 days2002: 364 of 365 days2003: 365 of 365 days2004: 365 of 366 days2005: 363 of 365 days2006: 364 of 365 days2007: 339 of 365 days2008: 301 of 366 days2009: 365 of 365 days2010: 363 of 365 days2011: 365 of 365 days2012: 366 of 366 days2013: 365 of 365 days2014: 365 of 365 days2015: 365 of 365 days2016: 366 of 366 days2017: 365 of 365 days2018: 365 of 365 days2019: 365 of 365 days2020: 366 of 366 days2021: 363 of 365 days2022: 364 of 365 days2023: 338 of 365 days2024: 357 of 366 days2025: 331 of 365 days200020052010201520202025
29 years of record at South Fork Bull Run, 1997 to 2025. 2 years have data for under 90 percent of days and are left out of rankings: 1997, 2008.
Days with data per year at South Fork Bull Run
YearDays with dataShare of yearComplete
199710529%No
1998364100%Yes
199936299%Yes
2000366100%Yes
2001365100%Yes
2002364100%Yes
2003365100%Yes
2004365100%Yes
200536399%Yes
2006364100%Yes
200733993%Yes
200830182%No
2009365100%Yes
201036399%Yes
2011365100%Yes
2012366100%Yes
2013365100%Yes
2014365100%Yes
2015365100%Yes
2016366100%Yes
2017365100%Yes
2018365100%Yes
2019365100%Yes
2020366100%Yes
202136399%Yes
2022364100%Yes
202333893%Yes
202435798%Yes
202533191%Yes

Latest Records

0

No records were set at this station in the latest data.

Climate Trend

23 complete years, 1998 to 2022
Annual mean temperature at South Fork Bull Run as warming stripes, 1998 to 2022 One stripe for each of 23 complete years at South Fork Bull Run, 1998 to 2022. Blue stripes are years cooler than the station's own mean of 8.2 C (46.7 F); red stripes are warmer. The coolest year was 2011, at 7.0 C (44.5 F), and the warmest was 2015, at 9.8 C (49.6 F). The strongest colour marks a difference of 1.6 C (2.9 F). 1998: 8.1 C, 0.0 C from the station mean1999: 7.7 C, -0.4 C from the station mean2000: 7.5 C, -0.6 C from the station mean2001: 7.6 C, -0.5 C from the station mean2002: 7.8 C, -0.4 C from the station mean2003: 8.5 C, +0.3 C from the station mean2004: 8.7 C, +0.5 C from the station mean2005: 8.3 C, +0.1 C from the station mean2006: 8.2 C, 0.0 C from the station mean2009: 7.8 C, -0.3 C from the station mean2010: 7.8 C, -0.4 C from the station mean2011: 7.0 C, -1.2 C from the station mean2012: 7.8 C, -0.3 C from the station mean2013: 8.1 C, 0.0 C from the station mean2014: 9.0 C, +0.8 C from the station mean2015: 9.8 C, +1.6 C from the station mean2016: 8.6 C, +0.5 C from the station mean2017: 8.2 C, 0.0 C from the station mean2018: 8.5 C, +0.4 C from the station mean2019: 7.8 C, -0.4 C from the station mean2020: 8.3 C, +0.2 C from the station mean2021: 8.2 C, +0.1 C from the station mean2022: 8.5 C, +0.3 C from the station mean1998200020022004200620082010201220142016201820202022
One stripe for each of 23 complete years at South Fork Bull Run, 1998 to 2022. Blue stripes are years cooler than the station's own mean of 8.2 C (46.7 F); red stripes are warmer. The coolest year was 2011, at 7.0 C (44.5 F), and the warmest was 2015, at 9.8 C (49.6 F). The strongest colour marks a difference of 1.6 C (2.9 F).
Annual mean temperature at South Fork Bull Run as warming stripes, 1998 to 2022
YearAnnual mean temperatureDifference from the station mean
19988.1 C-0.03 C
19997.7 C-0.45 C
20007.5 C-0.65 C
20017.6 C-0.55 C
20027.8 C-0.38 C
20038.5 C+0.29 C
20048.7 C+0.51 C
20058.3 C+0.10 C
20068.2 C+0.00 C
20097.8 C-0.33 C
20107.8 C-0.39 C
20117.0 C-1.20 C
20127.8 C-0.34 C
20138.1 C-0.03 C
20149.0 C+0.81 C
20159.8 C+1.58 C
20168.6 C+0.47 C
20178.2 C+0.02 C
20188.5 C+0.36 C
20197.8 C-0.41 C
20208.3 C+0.16 C
20218.2 C+0.07 C
20228.5 C+0.32 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

1997 to 2026
Yearly extremes at South Fork Bull Run: the record and the median year
MeasureRecordYear of the recordMedian yearYears with a value
Hottest day (TXx)39.2 C (102.6 F)202134.5 C (94.1 F)30
Coldest night (TNn)-16.9 C (1.6 F)1998-10.7 C (12.6 F)30
Wettest day (Rx1day)172.7 mm (6.8 in)1999102.9 mm (4.0 in)30
Wettest five days (Rx5day)353.1 mm (13.9 in)2006226.1 mm (8.9 in)30
Longest dry spell (CDD)75 days199831 days30

Hottest day (TXx)

Hottest day (TXx) at South Fork Bull Run by year The hottest day of the year at South Fork Bull Run, 1997 to 2026. The record is 39.2 C (102.6 F) in 2021, marked on the chart; the median year is 34.5 C (94.1 F). 27.53032.53537.540200020052010201520202025Record: 39.2 C (102.6 F) in 2021
The hottest day of the year at South Fork Bull Run, 1997 to 2026. The record is 39.2 C (102.6 F) in 2021, marked on the chart; the median year is 34.5 C (94.1 F).
Hottest day (TXx) at South Fork Bull Run by year
YearHottest day (TXx)
199729.4 C (84.9 F)
199835.2 C (95.4 F)
199929.9 C (85.8 F)
200031.3 C (88.3 F)
200132.6 C (90.7 F)
200234.8 C (94.6 F)
200335.0 C (95.0 F)
200433.3 C (91.9 F)
200532.7 C (90.9 F)
200638.9 C (102.0 F)
200734.8 C (94.6 F)
200836.1 C (97.0 F)
200935.3 C (95.5 F)
201033.6 C (92.5 F)
201132.5 C (90.5 F)
201234.6 C (94.3 F)
201332.2 C (90.0 F)
201434.2 C (93.6 F)
201535.8 C (96.4 F)
201634.6 C (94.3 F)
201735.9 C (96.6 F)
201832.5 C (90.5 F)
201931.7 C (89.1 F)
202035.0 C (95.0 F)
202139.2 C (102.6 F)
202236.1 C (97.0 F)
202336.5 C (97.7 F)
202434.4 C (93.9 F)
202533.0 C (91.4 F)
202633.2 C (91.8 F)

Coldest night (TNn)

Coldest night (TNn) at South Fork Bull Run by year The coldest night of the year at South Fork Bull Run, 1997 to 2026. The record is -16.9 C (1.6 F) in 1998, marked on the chart; the median year is -10.7 C (12.6 F). -20-15-10-50200020052010201520202025Record: -16.9 C (1.6 F) in 1998
The coldest night of the year at South Fork Bull Run, 1997 to 2026. The record is -16.9 C (1.6 F) in 1998, marked on the chart; the median year is -10.7 C (12.6 F).
Coldest night (TNn) at South Fork Bull Run by year
YearColdest night (TNn)
1997-4.9 C (23.2 F)
1998-16.9 C (1.6 F)
1999-4.4 C (24.1 F)
2000-6.6 C (20.1 F)
2001-7.0 C (19.4 F)
2002-8.6 C (16.5 F)
2003-8.7 C (16.3 F)
2004-13.8 C (7.2 F)
2005-8.8 C (16.2 F)
2006-12.4 C (9.7 F)
2007-13.8 C (7.2 F)
2008-13.0 C (8.6 F)
2009-12.9 C (8.8 F)
2010-15.2 C (4.6 F)
2011-14.7 C (5.5 F)
2012-6.9 C (19.6 F)
2013-14.6 C (5.7 F)
2014-14.1 C (6.6 F)
2015-7.2 C (19.0 F)
2016-10.2 C (13.6 F)
2017-12.0 C (10.4 F)
2018-11.0 C (12.2 F)
2019-9.7 C (14.5 F)
2020-6.2 C (20.8 F)
2021-9.2 C (15.4 F)
2022-13.3 C (8.1 F)
2023-11.8 C (10.8 F)
2024-15.7 C (3.7 F)
2025-10.5 C (13.1 F)
2026-3.4 C (25.9 F)

Wettest day (Rx1day)

Wettest day (Rx1day) at South Fork Bull Run by year The wettest day of the year at South Fork Bull Run, 1997 to 2026. The record is 172.7 mm (6.8 in) in 1999, marked on the chart; the median year is 102.9 mm (4.0 in). 50100150200200020052010201520202025Record: 172.7 mm (6.8 in) in 1999
The wettest day of the year at South Fork Bull Run, 1997 to 2026. The record is 172.7 mm (6.8 in) in 1999, marked on the chart; the median year is 102.9 mm (4.0 in).
Wettest day (Rx1day) at South Fork Bull Run by year
YearWettest day (Rx1day)
199788.9 mm (3.5 in)
1998104.1 mm (4.1 in)
1999172.7 mm (6.8 in)
2000104.1 mm (4.1 in)
200178.7 mm (3.1 in)
2002132.1 mm (5.2 in)
2003101.6 mm (4.0 in)
2004119.4 mm (4.7 in)
200591.4 mm (3.6 in)
2006134.6 mm (5.3 in)
2007104.1 mm (4.1 in)
2008104.1 mm (4.1 in)
2009129.5 mm (5.1 in)
201081.3 mm (3.2 in)
2011121.9 mm (4.8 in)
2012101.6 mm (4.0 in)
2013147.3 mm (5.8 in)
201486.4 mm (3.4 in)
2015104.1 mm (4.1 in)
201686.4 mm (3.4 in)
2017104.1 mm (4.1 in)
201858.4 mm (2.3 in)
201961.0 mm (2.4 in)
202088.9 mm (3.5 in)
202188.9 mm (3.5 in)
2022134.6 mm (5.3 in)
202399.1 mm (3.9 in)
202471.1 mm (2.8 in)
2025129.5 mm (5.1 in)
202676.2 mm (3.0 in)

Wettest five days (Rx5day)

Wettest five days (Rx5day) at South Fork Bull Run by year The wettest five days of the year at South Fork Bull Run, 1997 to 2026. The record is 353.1 mm (13.9 in) in 2006, marked on the chart; the median year is 226.1 mm (8.9 in). 100200300400200020052010201520202025Record: 353.1 mm (13.9 in) in 2006
The wettest five days of the year at South Fork Bull Run, 1997 to 2026. The record is 353.1 mm (13.9 in) in 2006, marked on the chart; the median year is 226.1 mm (8.9 in).
Wettest five days (Rx5day) at South Fork Bull Run by year
YearWettest five days (Rx5day)
1997162.5 mm (6.4 in)
1998287.0 mm (11.3 in)
1999327.7 mm (12.9 in)
2000165.1 mm (6.5 in)
2001187.9 mm (7.4 in)
2002205.7 mm (8.1 in)
2003266.6 mm (10.5 in)
2004231.2 mm (9.1 in)
2005259.1 mm (10.2 in)
2006353.1 mm (13.9 in)
2007198.2 mm (7.8 in)
2008236.1 mm (9.3 in)
2009248.9 mm (9.8 in)
2010213.4 mm (8.4 in)
2011292.1 mm (11.5 in)
2012274.4 mm (10.8 in)
2013205.7 mm (8.1 in)
2014187.9 mm (7.4 in)
2015249.0 mm (9.8 in)
2016205.6 mm (8.1 in)
2017221.0 mm (8.7 in)
2018147.3 mm (5.8 in)
2019261.7 mm (10.3 in)
2020193.1 mm (7.6 in)
2021200.7 mm (7.9 in)
2022238.8 mm (9.4 in)
2023254.0 mm (10.0 in)
2024190.5 mm (7.5 in)
2025307.3 mm (12.1 in)
2026190.5 mm (7.5 in)

Longest dry spell (CDD)

Longest dry spell (CDD) at South Fork Bull Run by year The longest dry spell of the year at South Fork Bull Run, 1997 to 2026. The record is 75 days in 1998, marked on the chart; the median year is 31 days. 020406080200020052010201520202025Record: 75 days in 1998
The longest dry spell of the year at South Fork Bull Run, 1997 to 2026. The record is 75 days in 1998, marked on the chart; the median year is 31 days.
Longest dry spell (CDD) at South Fork Bull Run by year
YearLongest dry spell (CDD)
19978 days
199875 days
199932 days
200059 days
200119 days
200226 days
200325 days
200436 days
200518 days
200631 days
200731 days
200823 days
200930 days
201036 days
201132 days
201251 days
201331 days
201422 days
201548 days
201619 days
201730 days
201845 days
201918 days
202029 days
202166 days
202260 days
202335 days
202424 days
202520 days
202619 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

23 years with a frost

Across 23 years with a frost, the median last spring frost at South Fork Bull Run falls on 12 May and the median first autumn frost on 24 October, which leaves a median of 166 days between them.

Frost dates and growing season at South Fork Bull Run
MeasureMedian, all yearsEarliest periodRecent period (1998 to 2022)Recent against earliestFitted trend
Last spring frost12 Mayn/a12 Mayn/an/a
First autumn frost24 Octobern/a24 Octobern/an/a
Growing days166 daysn/a166 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 South Fork Bull Run standing records by year: CSV or JSON. Field meanings are on the data page.
  • Data for South Fork Bull Run 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 2026-10-16 (16 October 2026). Records are computed by this site and are not official.

Data as of . Last revised (2025-12-31).