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Data as of 2026-10-16
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Built 2026-10-17 (17 October 2026)

San Martin Threshold Days by Year

3 fixed thresholds counted per year at San Martin (ARM00087416): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for San Martin Thresholds

  • 3 fixed thresholds have at least one qualifying day at San Martin.
20 years with a qualifying day
Nights at or below 0 C (32 F) per year at San Martin Days per year at San Martin with nights with a minimum temperature at or below 0 C (32 F), with the decade average as a line. 0102030402005: 102006: 62007: 402008: 192009: 172010: 232011: 242012: 252013: 212014: 142015: 152016: 52017: 102018: 292019: 192020: 262021: 162022: 112023: 92024: 232005200720092011201320152017201920212023
Days per year at San Martin with nights with a minimum temperature at or below 0 C (32 F), with the decade average as a line.
Nights at or below 0 C (32 F) per year at San Martin
YearDaysDecade average
20051018.4
2006618.4
20074018.4
20081918.4
20091718.4
20102318.5
20112418.5
20122518.5
20132118.5
20141418.5
20151518.5
2016518.5
20171018.5
20182918.5
20191918.5
20202617
20211617
20221117
2023917
20242317
First to last qualifying date each year at San Martin For each year, a bar from the first to the last day at San Martin meeting 0 C (32 F). 2005: 17 June 2005 to 2 September 20052006: 1 August 2006 to 4 September 20062007: 8 May 2007 to 27 August 20072008: 14 April 2008 to 18 August 20082009: 13 June 2009 to 9 September 20092010: 27 June 2010 to 30 August 20102011: 23 June 2011 to 21 August 20112012: 5 June 2012 to 12 August 20122013: 16 May 2013 to 29 September 20132014: 24 May 2014 to 13 August 20142015: 19 June 2015 to 15 August 20152016: 11 June 2016 to 18 July 20162017: 7 June 2017 to 13 August 20172018: 4 June 2018 to 22 August 20182019: 18 June 2019 to 3 September 20192020: 23 May 2020 to 5 October 20202021: 21 June 2021 to 31 July 20212022: 24 June 2022 to 9 August 20222023: 11 June 2023 to 19 July 20232024: 27 May 2024 to 25 August 20242005200820112014201720202023JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at San Martin meeting 0 C (32 F).
First to last qualifying date each year at San Martin
YearFirst dateLast date
20052005-06-172005-09-02
20062006-08-012006-09-04
20072007-05-082007-08-27
20082008-04-142008-08-18
20092009-06-132009-09-09
20102010-06-272010-08-30
20112011-06-232011-08-21
20122012-06-052012-08-12
20132013-05-162013-09-29
20142014-05-242014-08-13
20152015-06-192015-08-15
20162016-06-112016-07-18
20172017-06-072017-08-13
20182018-06-042018-08-22
20192019-06-182019-09-03
20202020-05-232020-10-05
20212021-06-212021-07-31
20222022-06-242022-08-09
20232023-06-112023-07-19
20242024-05-272024-08-25

Every Fixed Threshold

Fixed thresholds at San Martin
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
0 C (32 F): Frost days (min200n/a23
20 C (68 F): Tropical nights (min200n/a61
25 C (77 F): Days with min40n/a2

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 2005.

Download the Data

  • Data for San Martin 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). Threshold counts are computed by this site.

Data as of . Last revised (2026-10-16).