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Built 2026-10-19 (19 October 2026)

Pearblossom Threshold Days by Year (USC00046773)

14 fixed thresholds counted per year at Pearblossom (USC00046773): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Pearblossom Thresholds

  • Pearblossom: days with 10 mm (0.39 in) or more of precipitation in 32 years, most in 1998 with 12.
  • Pearblossom: nights with a minimum temperature at or below 0 C (32 F) in 31 years, most in 2009 with 40.
  • Pearblossom: nights with a minimum temperature at or above 20 C (68 F) in 31 years, most in 2012 with 88.
  • Pearblossom: days with a maximum temperature at or above 30 C (86 F) in 28 years, most in 2020 with 166.
  • 14 fixed thresholds have at least one qualifying day at Pearblossom.
28 years with a qualifying day
Days at or above 30 C (86 F) per year at Pearblossom Days per year at Pearblossom with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 166 in 2020. 0501001502001992: 1281995: 1281996: 1331997: 1361998: 871999: 1202000: 1272001: 1482002: 1292003: 1422004: 1232007: 1262009: 1282012: 1362013: 1352014: 1432015: 1312016: 1312017: 1392018: 1432019: 1212020: 1662021: 1382022: 1472023: 1112024: 1442025: 1312026: 1191992199720002003200920142017202020232026
Days per year at Pearblossom with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 166 in 2020.
Days at or above 30 C (86 F) per year at Pearblossom
YearDaysDecade average
1992128122
1995128122
1996133122
1997136122
199887122
1999120122
2000127131.9
2001148131.9
2002129131.9
2003142131.9
2004123131.9
2007126131.9
2009128131.9
2012136134.9
2013135134.9
2014143134.9
2015131134.9
2016131134.9
2017139134.9
2018143134.9
2019121134.9
2020166136.6
2021138136.6
2022147136.6
2023111136.6
2024144136.6
2025131136.6
2026119136.6
First to last qualifying date each year at Pearblossom For each year, a bar from the first to the last day at Pearblossom meeting 30 C (86 F). 1992: 28 April 1992 to 13 October 19921995: 29 May 1995 to 22 October 19951996: 23 April 1996 to 11 October 19961997: 20 March 1997 to 6 October 19971998: 14 June 1998 to 22 September 19981999: 18 April 1999 to 14 October 19992000: 26 April 2000 to 7 October 20002001: 25 April 2001 to 20 October 20012002: 13 April 2002 to 10 October 20022003: 16 May 2003 to 28 October 20032004: 21 March 2004 to 9 October 20042007: 13 March 2007 to 5 October 20072009: 20 April 2009 to 21 October 20092012: 20 April 2012 to 18 October 20122013: 15 March 2013 to 5 October 20132014: 9 April 2014 to 19 October 20142015: 27 March 2015 to 15 October 20152016: 19 April 2016 to 22 October 20162017: 22 April 2017 to 27 October 20172018: 10 April 2018 to 30 October 20182019: 20 April 2019 to 26 October 20192020: 24 April 2020 to 22 October 20202021: 4 April 2021 to 3 October 20212022: 26 March 2022 to 20 October 20222023: 27 April 2023 to 21 October 20232024: 21 April 2024 to 27 October 20242025: 9 April 2025 to 10 October 20252026: 17 March 2026 to 15 September 20261992199820022009201520192023JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Pearblossom meeting 30 C (86 F).
First to last qualifying date each year at Pearblossom
YearFirst dateLast date
19921992-04-281992-10-13
19951995-05-291995-10-22
19961996-04-231996-10-11
19971997-03-201997-10-06
19981998-06-141998-09-22
19991999-04-181999-10-14
20002000-04-262000-10-07
20012001-04-252001-10-20
20022002-04-132002-10-10
20032003-05-162003-10-28
20042004-03-212004-10-09
20072007-03-132007-10-05
20092009-04-202009-10-21
20122012-04-202012-10-18
20132013-03-152013-10-05
20142014-04-092014-10-19
20152015-03-272015-10-15
20162016-04-192016-10-22
20172017-04-222017-10-27
20182018-04-102018-10-30
20192019-04-202019-10-26
20202020-04-242020-10-22
20212021-04-042021-10-03
20222022-03-262022-10-20
20232023-04-272023-10-21
20242024-04-212024-10-27
20252025-04-092025-10-10
20262026-03-172026-09-15

Every Fixed Threshold

Fixed thresholds at Pearblossom
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days281662020119
35 C (95 F): Days2897202468
40 C (104 F): Days2623202415
90 F (32.2 C): Days28139202095
100 F (37.8 C): Days2857202140
110 F (43.3 C): Days2520245
0 C (32 F): Frost days (min314020093
20 C (68 F): Tropical nights (min3188201256
25 C (77 F): Days with min272020218
10 mm (0.39 in): Days with 10 mm or more rain321219983
25 mm (0.98 in): Days with 25 mm or more rain22419922
50 mm (1.97 in): Days with 50 mm or more rain6220191
100 mm (3.94 in): Days with 100 mm or more rain1120231
10 cm (3.9 in): Days with 10 cm or more snowfall3219951

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1992.

Download the Data

  • Data for Pearblossom 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 2026-10-17 (17 October 2026). Threshold counts are computed by this site.

Data as of . Last revised (2026-10-17).