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Built 2026-10-19 (19 October 2026)

Big Sur STN Threshold Days by Year (USC00040790)

14 fixed thresholds counted per year at Big Sur STN (USC00040790): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Big Sur STN Thresholds

  • Big Sur STN: days with 10 mm (0.39 in) or more of precipitation in 88 years, most in 1941 with 58.
  • Big Sur STN: days with 25 mm (0.98 in) or more of precipitation in 88 years, most in 1983 with 30.
  • Big Sur STN: days with 50 mm (1.97 in) or more of precipitation in 81 years, most in 1983 with 13.
  • Big Sur STN: days with 100 mm (3.94 in) or more of precipitation in 45 years, most in 1937 with 3.
  • 14 fixed thresholds have at least one qualifying day at Big Sur STN.
23 years with a qualifying day
Days at or above 30 C (86 F) per year at Big Sur STN Days per year at Big Sur STN with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 46 in 2020. 02040601994: 161995: 171996: 341997: 281998: 121999: 42002: 272003: 332004: 242005: 82006: 162007: 162008: 332009: 232013: 192019: 212020: 462021: 112022: 232023: 192024: 232025: 102026: 2419941997200220052008201920222025
Days per year at Big Sur STN with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 46 in 2020.
Days at or above 30 C (86 F) per year at Big Sur STN
YearDaysDecade average
19941618.5
19951718.5
19963418.5
19972818.5
19981218.5
1999418.5
20022722.5
20033322.5
20042422.5
2005822.5
20061622.5
20071622.5
20083322.5
20092322.5
20131920
20192120
20204622.3
20211122.3
20222322.3
20231922.3
20242322.3
20251022.3
20262422.3
First to last qualifying date each year at Big Sur STN For each year, a bar from the first to the last day at Big Sur STN meeting 30 C (86 F). 1994: 3 March 1994 to 9 October 19941995: 23 June 1995 to 4 October 19951996: 26 April 1996 to 9 October 19961997: 6 May 1997 to 2 November 19971998: 14 July 1998 to 6 October 19981999: 13 July 1999 to 10 October 19992002: 13 April 2002 to 7 October 20022003: 20 May 2003 to 28 October 20032004: 17 March 2004 to 14 October 20042005: 23 July 2005 to 13 October 20052006: 1 June 2006 to 7 November 20062007: 13 June 2007 to 24 October 20072008: 12 April 2008 to 25 October 20082009: 19 April 2009 to 27 September 20092013: 3 May 2013 to 6 October 20132019: 10 June 2019 to 26 October 20192020: 24 April 2020 to 5 November 20202021: 15 June 2021 to 16 October 20212022: 7 April 2022 to 19 October 20222023: 13 July 2023 to 7 October 20232024: 4 June 2024 to 7 October 20242025: 9 May 2025 to 1 September 20252026: 16 March 2026 to 5 October 202619941997200220052008201920222025JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Big Sur STN meeting 30 C (86 F).
First to last qualifying date each year at Big Sur STN
YearFirst dateLast date
19941994-03-031994-10-09
19951995-06-231995-10-04
19961996-04-261996-10-09
19971997-05-061997-11-02
19981998-07-141998-10-06
19991999-07-131999-10-10
20022002-04-132002-10-07
20032003-05-202003-10-28
20042004-03-172004-10-14
20052005-07-232005-10-13
20062006-06-012006-11-07
20072007-06-132007-10-24
20082008-04-122008-10-25
20092009-04-192009-09-27
20132013-05-032013-10-06
20192019-06-102019-10-26
20202020-04-242020-11-05
20212021-06-152021-10-16
20222022-04-072022-10-19
20232023-07-132023-10-07
20242024-06-042024-10-07
20252025-05-092025-09-01
20262026-03-162026-10-05

Every Fixed Threshold

Fixed thresholds at Big Sur STN
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days2346202024
35 C (95 F): Days181320205
40 C (104 F): Days1320203
90 F (32.2 C): Days2320202015
100 F (37.8 C): Days8820201
110 F (43.3 C): Days1120201
0 C (32 F): Frost days (min12820071
20 C (68 F): Tropical nights (min10320201
25 C (77 F): Days with min1120201
10 mm (0.39 in): Days with 10 mm or more rain8858194117
25 mm (0.98 in): Days with 25 mm or more rain8830198312
50 mm (1.97 in): Days with 50 mm or more rain811319835
100 mm (3.94 in): Days with 100 mm or more rain45319371
200 mm (7.87 in): Days with 200 mm or more rain3119431

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1994.

Download the Data

  • Data for Big Sur STN 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).