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Built 2026-10-15 (15 October 2026)

Shadequarter California Weather Records (USR0000CSHQ)

Record envelope, standing records and threshold days for Shadequarter California (USR0000CSHQ), California, United States, with 34 years of record.

Key Facts for Shadequarter California

  • Shadequarter California (USR0000CSHQ) is a weather station in California, United States at 36.57 latitude and -118.96 longitude, 1,240 m (4,069 ft) above sea level.
  • The station reports from 1990 to 2023, 34 years of record.
  • 1,464 records set at Shadequarter California still stand.
  • Records are tracked for tmax, tmin: an element needs 30 years of data to be eligible.
  • Shadequarter California tied a daily record high maximum temperature of 29.4 C (84.9 F) on 9 October 2026 (provisional).

Provisional Records

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

About the Station

  • Location: California, United States, 36.57 latitude, -118.96 longitude.
  • Elevation: 1,240 m (4,069 ft).
  • Period of record: 1990 to 2023, 34 years.
  • Eligible elements: tmax, tmin.

Daily Record Envelope and 2026

24 days at or beyond a record
Daily record high and record low at Shadequarter California, with 2026 drawn through them The band shows the record high and record low for each calendar day at Shadequarter California. The lines show the 2026 daily maximum and minimum. 24 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 Shadequarter California. The lines show the 2026 daily maximum and minimum. 24 days in 2026 matched or passed a record. Temperatures are in degrees Celsius.
Daily record high and record low at Shadequarter California, with 2026 drawn through them
MonthHighest record highLowest record low2026 highest maximum2026 lowest minimum
Jan25.0 C (77.0 F)-10.6 C (12.9 F)21.7 C (71.1 F)0.0 C (32.0 F)
Feb26.1 C (79.0 F)-7.2 C (19.0 F)21.7 C (71.1 F)-4.4 C (24.1 F)
Mar29.4 C (84.9 F)-6.7 C (19.9 F)29.4 C (84.9 F)2.8 C (37.0 F)
Apr28.9 C (84.0 F)-4.4 C (24.1 F)23.9 C (75.0 F)2.8 C (37.0 F)
May34.4 C (93.9 F)-1.7 C (28.9 F)31.1 C (88.0 F)3.9 C (39.0 F)
Jun38.3 C (100.9 F)0.6 C (33.1 F)32.2 C (90.0 F)12.8 C (55.0 F)
Jul39.4 C (102.9 F)9.4 C (48.9 F)34.4 C (93.9 F)16.1 C (61.0 F)
Aug38.9 C (102.0 F)8.3 C (46.9 F)36.7 C (98.1 F)16.1 C (61.0 F)
Sep38.9 C (102.0 F)4.4 C (39.9 F)33.3 C (91.9 F)12.2 C (54.0 F)
Oct35.0 C (95.0 F)-0.6 C (30.9 F)33.3 C (91.9 F)12.8 C (55.0 F)
Nov27.2 C (81.0 F)-4.4 C (24.1 F)n/an/a
Dec25.0 C (77.0 F)-13.9 C (7.0 F)n/an/a

Which Years Hold Standing Records

1,464 standing records
Standing records at Shadequarter California by the year they were set 1,464 records at Shadequarter California still stand. 1991 holds the most, with 67. 0204060801990: 401991: 671992: 231993: 321995: 451996: 471997: 251998: 421999: 602000: 552001: 402002: 382003: 512004: 342005: 312006: 462007: 412008: 312009: 472010: 492011: 382012: 342013: 362014: 402015: 532016: 352017: 452018: 152019: 382020: 382021: 492022: 412023: 332024: 522025: 352026: 38199019951999200320072011201520192023
1,464 records at Shadequarter California still stand. 1991 holds the most, with 67.
Standing records at Shadequarter California by the year they were set
Year setStanding records
199040
199167
199223
199332
199545
199647
199725
199842
199960
200055
200140
200238
200351
200434
200531
200646
200741
200831
200947
201049
201138
201234
201336
201440
201553
201635
201745
201815
201938
202038
202149
202241
202333
202452
202535
202638

Period of Record Coverage

1990 to 2026
Days with data per year at Shadequarter California 36 years of record at Shadequarter California, 1990 to 2026. 3 years have data for under 90 percent of days and are left out of rankings: 1990, 1993, 2026. 1990: 236 of 365 days1991: 334 of 365 days1992: 360 of 366 days1993: 265 of 365 days1995: 365 of 365 days1996: 362 of 366 days1997: 362 of 365 days1998: 340 of 365 days1999: 365 of 365 days2000: 331 of 366 days2001: 364 of 365 days2002: 364 of 365 days2003: 364 of 365 days2004: 365 of 366 days2005: 365 of 365 days2006: 356 of 365 days2007: 365 of 365 days2008: 364 of 366 days2009: 361 of 365 days2010: 363 of 365 days2011: 361 of 365 days2012: 365 of 366 days2013: 361 of 365 days2014: 364 of 365 days2015: 365 of 365 days2016: 366 of 366 days2017: 363 of 365 days2018: 363 of 365 days2019: 364 of 365 days2020: 365 of 366 days2021: 364 of 365 days2022: 356 of 365 days2023: 361 of 365 days2024: 365 of 366 days2025: 365 of 365 days2026: 284 of 365 days19901995200020052010201520202025
36 years of record at Shadequarter California, 1990 to 2026. 3 years have data for under 90 percent of days and are left out of rankings: 1990, 1993, 2026.
Days with data per year at Shadequarter California
YearDays with dataShare of yearComplete
199023665%No
199133492%Yes
199236098%Yes
199326573%No
1995365100%Yes
199636299%Yes
199736299%Yes
199834093%Yes
1999365100%Yes
200033190%Yes
2001364100%Yes
2002364100%Yes
2003364100%Yes
2004365100%Yes
2005365100%Yes
200635698%Yes
2007365100%Yes
200836499%Yes
200936199%Yes
201036399%Yes
201136199%Yes
2012365100%Yes
201336199%Yes
2014364100%Yes
2015365100%Yes
2016366100%Yes
201736399%Yes
201836399%Yes
2019364100%Yes
2020365100%Yes
2021364100%Yes
202235698%Yes
202336199%Yes
2024365100%Yes
2025365100%Yes
202628478%No

Latest Records

20
Latest records at Shadequarter California
DateStationRecordValueBeat old record byOld record stoodSignificance
9 October 2026Shadequarter California, USdaily high max (Tie, Provisional)29.4 C (84.9 F)tie35 years3 of 100 (Routine)
8 October 2026Shadequarter California, USdaily high min (Tie, Provisional)22.2 C (72.0 F)tie29 years2 of 100 (Routine)
7 October 2026Shadequarter California, USdaily high max (Provisional)32.8 C (91.0 F)0.6 C (1.1 F)1 year4 of 100 (Routine)
4 October 2026Shadequarter California, USdaily high min (Provisional)23.9 C (75.0 F)2.2 C (4.0 F)1 year7 of 100 (Routine)
10 September 2026Shadequarter California, USdaily high min (Tie, Provisional)24.4 C (75.9 F)tie11 years1 of 100 (Routine)
23 August 2026Shadequarter California, USdaily high max (Tie, Provisional)34.4 C (93.9 F)tie29 years2 of 100 (Routine)
23 August 2026Shadequarter California, USdaily high min (Tie, Provisional)22.2 C (72.0 F)tie29 years2 of 100 (Routine)
20 August 2026Shadequarter California, USdaily high max (Provisional)35.0 C (95.0 F)0.6 C (1.1 F)16 years9 of 100 (Routine)
10 August 2026Shadequarter California, USdaily high min26.1 C (79.0 F)0.5 C (0.9 F)13 years8 of 100 (Routine)
10 August 2026Shadequarter California, USdaily high max (Tie)36.1 C (97.0 F)tie13 years1 of 100 (Routine)
9 August 2026Shadequarter California, USdaily high min25.6 C (78.1 F)1.2 C (2.2 F)36 years16 of 100 (Routine)
9 August 2026Shadequarter California, USdaily high max36.7 C (98.1 F)0.6 C (1.1 F)13 years8 of 100 (Routine)
8 August 2026Shadequarter California, USdaily high max36.1 C (97.0 F)1.7 C (3.1 F)8 years10 of 100 (Routine)
7 August 2026Shadequarter California, USdaily high max (Tie)35.0 C (95.0 F)tie28 years2 of 100 (Routine)
6 August 2026Shadequarter California, USdaily high min (Tie)25.0 C (77.0 F)tie28 years2 of 100 (Routine)
4 August 2026Shadequarter California, USdaily high min (Tie)25.0 C (77.0 F)tie28 years2 of 100 (Routine)
3 August 2026Shadequarter California, USdaily high max36.1 C (97.0 F)0.5 C (0.9 F)28 years12 of 100 (Routine)
3 August 2026Shadequarter California, USdaily high min25.0 C (77.0 F)1.7 C (3.1 F)13 years12 of 100 (Routine)
2 August 2026Shadequarter California, USdaily high max35.6 C (96.1 F)0.6 C (1.1 F)32 years13 of 100 (Routine)
28 June 2026Shadequarter California, USdaily low max22.8 C (73.0 F)0.5 C (0.9 F)28 years11 of 100 (Routine)

Climate Trend

30 complete years, 1992 to 2025
Annual mean temperature at Shadequarter California as warming stripes, 1992 to 2025 One stripe for each of 30 complete years at Shadequarter California, 1992 to 2025. Blue stripes are years cooler than the station's own mean of 15.1 C (59.2 F); red stripes are warmer. The coolest year was 2010, at 13.8 C (56.8 F), and the warmest was 2014, at 16.7 C (62.0 F). The strongest colour marks a difference of 1.6 C (2.9 F). 1992: 15.0 C, -0.1 C from the station mean1995: 14.8 C, -0.3 C from the station mean1996: 15.0 C, -0.1 C from the station mean1997: 14.5 C, -0.6 C from the station mean1999: 14.4 C, -0.7 C from the station mean2001: 14.7 C, -0.4 C from the station mean2002: 14.7 C, -0.4 C from the station mean2003: 14.9 C, -0.2 C from the station mean2004: 14.8 C, -0.3 C from the station mean2005: 14.5 C, -0.6 C from the station mean2006: 14.5 C, -0.6 C from the station mean2007: 14.6 C, -0.5 C from the station mean2008: 15.0 C, -0.1 C from the station mean2009: 14.8 C, -0.3 C from the station mean2010: 13.8 C, -1.3 C from the station mean2011: 14.0 C, -1.1 C from the station mean2012: 15.2 C, +0.1 C from the station mean2013: 15.7 C, +0.6 C from the station mean2014: 16.7 C, +1.6 C from the station mean2015: 16.0 C, +0.9 C from the station mean2016: 15.7 C, +0.6 C from the station mean2017: 15.8 C, +0.7 C from the station mean2018: 15.9 C, +0.8 C from the station mean2019: 14.6 C, -0.5 C from the station mean2020: 15.8 C, +0.7 C from the station mean2021: 16.0 C, +0.9 C from the station mean2022: 16.0 C, +0.9 C from the station mean2023: 14.1 C, -1.0 C from the station mean2024: 15.7 C, +0.6 C from the station mean2025: 15.8 C, +0.7 C from the station mean19921995200020052010201520202025
One stripe for each of 30 complete years at Shadequarter California, 1992 to 2025. Blue stripes are years cooler than the station's own mean of 15.1 C (59.2 F); red stripes are warmer. The coolest year was 2010, at 13.8 C (56.8 F), and the warmest was 2014, at 16.7 C (62.0 F). The strongest colour marks a difference of 1.6 C (2.9 F).
Annual mean temperature at Shadequarter California as warming stripes, 1992 to 2025
YearAnnual mean temperatureDifference from the station mean
199215.0 C-0.11 C
199514.8 C-0.28 C
199615.0 C-0.05 C
199714.5 C-0.58 C
199914.4 C-0.70 C
200114.7 C-0.43 C
200214.7 C-0.38 C
200314.9 C-0.21 C
200414.8 C-0.27 C
200514.5 C-0.58 C
200614.5 C-0.56 C
200714.6 C-0.46 C
200815.0 C-0.08 C
200914.8 C-0.25 C
201013.8 C-1.29 C
201114.0 C-1.14 C
201215.2 C+0.15 C
201315.7 C+0.56 C
201416.7 C+1.58 C
201516.0 C+0.87 C
201615.7 C+0.60 C
201715.8 C+0.74 C
201815.9 C+0.76 C
201914.6 C-0.54 C
202015.8 C+0.66 C
202116.0 C+0.93 C
202216.0 C+0.91 C
202314.1 C-1.03 C
202415.7 C+0.56 C
202515.8 C+0.68 C

The annual mean temperature here has risen by 0.4 C (0.1 to 0.6) per decade over 1992 to 2025. In Fahrenheit: 0.7 F (0.2 to 1.1) per decade. The slope is a straight line fitted to 30 complete years; the brackets give its 95 percent interval.

Fitted temperature trends per decade at Shadequarter California
MeasurePer decade (C)Per decade (F)PeriodComplete yearsReading
Annual mean temperature0.4 C (0.1 to 0.6) per decade0.7 F (0.2 to 1.1) per decade1992 to 202530Rise
Mean daily maximum0.2 C (-0.1 to 0.5) per decade0.4 F (-0.1 to 1.0) per decade1992 to 202530Not clearly different from zero
Mean daily minimum0.5 C (0.2 to 0.7) per decade0.9 F (0.4 to 1.3) per decade1992 to 202530Rise

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

1990 to 2026
Yearly extremes at Shadequarter California: the record and the median year
MeasureRecordYear of the recordMedian yearYears with a value
Hottest day (TXx)39.4 C (102.9 F)200636.7 C (98.1 F)36
Coldest night (TNn)-13.9 C (7.0 F)1990-5.3 C (22.5 F)36

Hottest day (TXx)

Hottest day (TXx) at Shadequarter California by year The hottest day of the year at Shadequarter California, 1990 to 2026. The record is 39.4 C (102.9 F) in 2006, marked on the chart; the median year is 36.7 C (98.1 F). 32343638401990200020102020Record: 39.4 C (102.9 F) in 2006
The hottest day of the year at Shadequarter California, 1990 to 2026. The record is 39.4 C (102.9 F) in 2006, marked on the chart; the median year is 36.7 C (98.1 F).
Hottest day (TXx) at Shadequarter California by year
YearHottest day (TXx)
199035.6 C (96.1 F)
199136.7 C (98.1 F)
199236.1 C (97.0 F)
199335.0 C (95.0 F)
199537.8 C (100.0 F)
199637.8 C (100.0 F)
199735.0 C (95.0 F)
199836.7 C (98.1 F)
199933.9 C (93.0 F)
200034.4 C (93.9 F)
200137.8 C (100.0 F)
200238.3 C (100.9 F)
200336.1 C (97.0 F)
200435.6 C (96.1 F)
200536.1 C (97.0 F)
200639.4 C (102.9 F)
200738.9 C (102.0 F)
200836.7 C (98.1 F)
200938.3 C (100.9 F)
201038.9 C (102.0 F)
201134.4 C (93.9 F)
201236.7 C (98.1 F)
201337.2 C (99.0 F)
201436.1 C (97.0 F)
201536.7 C (98.1 F)
201637.2 C (99.0 F)
201738.9 C (102.0 F)
201836.1 C (97.0 F)
201934.4 C (93.9 F)
202038.3 C (100.9 F)
202138.9 C (102.0 F)
202238.9 C (102.0 F)
202336.7 C (98.1 F)
202438.9 C (102.0 F)
202535.6 C (96.1 F)
202636.7 C (98.1 F)

Coldest night (TNn)

Coldest night (TNn) at Shadequarter California by year The coldest night of the year at Shadequarter California, 1990 to 2026. The record is -13.9 C (7.0 F) in 1990, marked on the chart; the median year is -5.3 C (22.5 F). -15-10-501990200020102020Record: -13.9 C (7.0 F) in 1990
The coldest night of the year at Shadequarter California, 1990 to 2026. The record is -13.9 C (7.0 F) in 1990, marked on the chart; the median year is -5.3 C (22.5 F).
Coldest night (TNn) at Shadequarter California by year
YearColdest night (TNn)
1990-13.9 C (7.0 F)
1991-6.1 C (21.0 F)
1992-6.1 C (21.0 F)
1993-6.1 C (21.0 F)
1995-3.3 C (26.1 F)
1996-5.6 C (21.9 F)
1997-5.0 C (23.0 F)
1998-8.3 C (17.1 F)
1999-7.2 C (19.0 F)
2000-3.9 C (25.0 F)
2001-6.1 C (21.0 F)
2002-8.3 C (17.1 F)
2003-5.6 C (21.9 F)
2004-5.0 C (23.0 F)
2005-2.2 C (28.0 F)
2006-6.7 C (19.9 F)
2007-10.6 C (12.9 F)
2008-4.4 C (24.1 F)
2009-7.8 C (18.0 F)
2010-5.6 C (21.9 F)
2011-6.1 C (21.0 F)
2012-5.0 C (23.0 F)
2013-6.7 C (19.9 F)
2014-5.0 C (23.0 F)
2015-5.0 C (23.0 F)
2016-5.6 C (21.9 F)
2017-4.4 C (24.1 F)
2018-5.0 C (23.0 F)
2019-7.2 C (19.0 F)
2020-3.9 C (25.0 F)
2021-4.4 C (24.1 F)
2022-4.4 C (24.1 F)
2023-5.0 C (23.0 F)
2024-3.9 C (25.0 F)
2025-2.8 C (27.0 F)
2026-4.4 C (24.1 F)

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

28 years with a frost

Across 28 years with a frost, the median last spring frost at Shadequarter California falls on 15 April and the median first autumn frost on 23 November, which leaves a median of 225 days between them.

Fitted over all years, the growing season changes by -0.4 days per decade at this station.

Frost dates and growing season at Shadequarter California
MeasureMedian, all yearsEarliest periodRecent period (1992 to 2024)Recent against earliestFitted trend
Last spring frost15 Apriln/a15 Apriln/a-0.4 days per decade
First autumn frost23 Novembern/a23 Novembern/a-0.7 days per decade
Growing days225 daysn/a225 daysn/a-0.4 days per decade

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 Shadequarter California standing records by year: CSV or JSON. Field meanings are on the data page.
  • Data for Shadequarter California 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 2026-10-13 (13 October 2026). Records are computed by this site and are not official.

Data as of . Last revised (2026-10-13).