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

San Bartolo Threshold Days by Year (MXN00010063)

8 fixed thresholds counted per year at San Bartolo (MXN00010063): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for San Bartolo Thresholds

  • San Bartolo: days with 10 mm (0.39 in) or more of precipitation in 61 years, most in 2004 with 24.
  • San Bartolo: days with 25 mm (0.98 in) or more of precipitation in 49 years, most in 2004 with 7.
  • San Bartolo: days with a maximum temperature at or above 30 C (86 F) in 17 years, most in 2007 with 152.
  • San Bartolo: nights with a minimum temperature at or below 0 C (32 F) in 17 years, most in 1996 with 93.
  • 8 fixed thresholds have at least one qualifying day at San Bartolo.
17 years with a qualifying day
Days at or above 30 C (86 F) per year at San Bartolo Days per year at San Bartolo with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 152 in 2007. 0501001502001990: 601991: 601992: 521993: 391994: 611995: 741996: 831997: 831998: 981999: 732000: 842001: 992003: 1152004: 1392005: 1482006: 612007: 152199019921994199619982000200320052007
Days per year at San Bartolo with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 152 in 2007.
Days at or above 30 C (86 F) per year at San Bartolo
YearDaysDecade average
19906068.3
19916068.3
19925268.3
19933968.3
19946168.3
19957468.3
19968368.3
19978368.3
19989868.3
19997368.3
200084114
200199114
2003115114
2004139114
2005148114
200661114
2007152114
First to last qualifying date each year at San Bartolo For each year, a bar from the first to the last day at San Bartolo meeting 30 C (86 F). 1990: 15 April 1990 to 17 September 19901991: 22 April 1991 to 5 August 19911992: 22 April 1992 to 7 September 19921993: 28 April 1993 to 23 June 19931994: 5 May 1994 to 29 August 19941995: 2 May 1995 to 5 October 19951996: 24 February 1996 to 6 August 19961997: 29 April 1997 to 21 September 19971998: 10 April 1998 to 19 July 19981999: 5 April 1999 to 7 October 19992000: 19 February 2000 to 13 September 20002001: 10 March 2001 to 17 August 20012003: 17 February 2003 to 15 November 20032004: 12 February 2004 to 2 December 20042005: 3 January 2005 to 10 October 20052006: 19 February 2006 to 3 September 20062007: 23 February 2007 to 15 October 2007199019931996199920032006JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at San Bartolo meeting 30 C (86 F).
First to last qualifying date each year at San Bartolo
YearFirst dateLast date
19901990-04-151990-09-17
19911991-04-221991-08-05
19921992-04-221992-09-07
19931993-04-281993-06-23
19941994-05-051994-08-29
19951995-05-021995-10-05
19961996-02-241996-08-06
19971997-04-291997-09-21
19981998-04-101998-07-19
19991999-04-051999-10-07
20002000-02-192000-09-13
20012001-03-102001-08-17
20032003-02-172003-11-15
20042004-02-122004-12-02
20052005-01-032005-10-10
20062006-02-192006-09-03
20072007-02-232007-10-15

Every Fixed Threshold

Fixed thresholds at San Bartolo
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days171522007152
35 C (95 F): Days136019981
90 F (32.2 C): Days1684199822
100 F (37.8 C): Days41619981
0 C (32 F): Frost days (min1793199650
10 mm (0.39 in): Days with 10 mm or more rain6124200416
25 mm (0.98 in): Days with 25 mm or more rain49720044
50 mm (1.97 in): Days with 50 mm or more rain13219801

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1990.

Download the Data

  • Data for San Bartolo 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).