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Data as of 2025-12-31
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Built 2026-10-19 (19 October 2026)

San Sebastian E-27 Threshold Days by Year (MXN00015296)

9 fixed thresholds counted per year at San Sebastian E-27 (MXN00015296): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for San Sebastian E-27 Thresholds

  • San Sebastian E-27: days with 10 mm (0.39 in) or more of precipitation in 22 years, most in 1985 with 72.
  • San Sebastian E-27: days with 25 mm (0.98 in) or more of precipitation in 22 years, most in 1998 with 31.
  • San Sebastian E-27: days with 50 mm (1.97 in) or more of precipitation in 17 years, most in 2001 with 6.
  • San Sebastian E-27: days with a maximum temperature at or above 30 C (86 F) in 16 years, most in 1983 with 74.
  • 9 fixed thresholds have at least one qualifying day at San Sebastian E-27.
16 years with a qualifying day
Days at or above 30 C (86 F) per year at San Sebastian E-27 Days per year at San Sebastian E-27 with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 74 in 1983. 0204060801982: 531983: 741984: 631985: 301986: 141987: 121997: 81998: 162001: 82002: 442003: 192005: 242006: 282007: 22008: 282009: 2219821984198619972001200320062008
Days per year at San Sebastian E-27 with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 74 in 1983.
Days at or above 30 C (86 F) per year at San Sebastian E-27
YearDaysDecade average
19825341
19837441
19846341
19853041
19861441
19871241
1997812
19981612
2001821.9
20024421.9
20031921.9
20052421.9
20062821.9
2007221.9
20082821.9
20092221.9
First to last qualifying date each year at San Sebastian E-27 For each year, a bar from the first to the last day at San Sebastian E-27 meeting 30 C (86 F). 1982: 18 March 1982 to 5 June 19821983: 22 March 1983 to 21 July 19831984: 26 February 1984 to 27 August 19841985: 4 March 1985 to 8 August 19851986: 30 March 1986 to 11 September 19861987: 13 July 1987 to 30 December 19871997: 30 March 1997 to 3 December 19971998: 25 April 1998 to 24 May 19982001: 27 March 2001 to 20 April 20012002: 9 March 2002 to 27 May 20022003: 5 April 2003 to 3 June 20032005: 26 March 2005 to 4 June 20052006: 8 March 2006 to 9 May 20062007: 17 May 2007 to 4 June 20072008: 5 February 2008 to 30 May 20082009: 1 April 2009 to 8 May 200919821984198619972001200320062008JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at San Sebastian E-27 meeting 30 C (86 F).
First to last qualifying date each year at San Sebastian E-27
YearFirst dateLast date
19821982-03-181982-06-05
19831983-03-221983-07-21
19841984-02-261984-08-27
19851985-03-041985-08-08
19861986-03-301986-09-11
19871987-07-131987-12-30
19971997-03-301997-12-03
19981998-04-251998-05-24
20012001-03-272001-04-20
20022002-03-092002-05-27
20032003-04-052003-06-03
20052005-03-262005-06-04
20062006-03-082006-05-09
20072007-05-172007-06-04
20082008-02-052008-05-30
20092009-04-012009-05-08

Every Fixed Threshold

Fixed thresholds at San Sebastian E-27
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days1674198322
35 C (95 F): Days81420061
40 C (104 F): Days1320063
90 F (32.2 C): Days122619835
100 F (37.8 C): Days2820068
0 C (32 F): Frost days (min10519971
10 mm (0.39 in): Days with 10 mm or more rain2272198551
25 mm (0.98 in): Days with 25 mm or more rain2231199821
50 mm (1.97 in): Days with 50 mm or more rain17620012

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1982.

Download the Data

  • Data for San Sebastian E-27 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 (2025-12-31).