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Built 2026-10-19 (19 October 2026)

San Jeronimo Xonocahuacan Threshold Days by Year (MXN00015090)

8 fixed thresholds counted per year at San Jeronimo Xonocahuacan (MXN00015090): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for San Jeronimo Xonocahuacan Thresholds

  • San Jeronimo Xonocahuacan: days with 10 mm (0.39 in) or more of precipitation in 40 years, most in 1980 with 27.
  • San Jeronimo Xonocahuacan: days with 25 mm (0.98 in) or more of precipitation in 39 years, most in 1967 with 8.
  • San Jeronimo Xonocahuacan: days with a maximum temperature at or above 30 C (86 F) in 36 years, most in 2011 with 103.
  • San Jeronimo Xonocahuacan: nights with a minimum temperature at or below 0 C (32 F) in 35 years, most in 1986 with 64.
  • 8 fixed thresholds have at least one qualifying day at San Jeronimo Xonocahuacan.
36 years with a qualifying day
Days at or above 30 C (86 F) per year at San Jeronimo Xonocahuacan Days per year at San Jeronimo Xonocahuacan with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 103 in 2011. 0501001501965: 641966: 401967: 331968: 291969: 601970: 541971: 391972: 451973: 551974: 351975: 531976: 211977: 291978: 381979: 551980: 361981: 351982: 681983: 761984: 381985: 511986: 491987: 521988: 601997: 321999: 632001: 292002: 602003: 672004: 292005: 732006: 392007: 282008: 402011: 1032012: 58196519691973197719811985199720032007
Days per year at San Jeronimo Xonocahuacan with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 103 in 2011.
Days at or above 30 C (86 F) per year at San Jeronimo Xonocahuacan
YearDaysDecade average
19656445.2
19664045.2
19673345.2
19682945.2
19696045.2
19705442.4
19713942.4
19724542.4
19735542.4
19743542.4
19755342.4
19762142.4
19772942.4
19783842.4
19795542.4
19803651.7
19813551.7
19826851.7
19837651.7
19843851.7
19855151.7
19864951.7
19875251.7
19886051.7
19973247.5
19996347.5
20012945.6
20026045.6
20036745.6
20042945.6
20057345.6
20063945.6
20072845.6
20084045.6
201110380.5
20125880.5
First to last qualifying date each year at San Jeronimo Xonocahuacan For each year, a bar from the first to the last day at San Jeronimo Xonocahuacan meeting 30 C (86 F). 1965: 9 March 1965 to 15 June 19651966: 28 February 1966 to 14 October 19661967: 16 February 1967 to 12 June 19671968: 19 March 1968 to 11 June 19681969: 24 February 1969 to 22 June 19691970: 21 March 1970 to 17 June 19701971: 28 February 1971 to 10 June 19711972: 24 February 1972 to 22 June 19721973: 4 January 1973 to 13 June 19731974: 3 March 1974 to 9 June 19741975: 10 March 1975 to 25 October 19751976: 21 February 1976 to 22 June 19761977: 5 March 1977 to 10 October 19771978: 1 March 1978 to 28 May 19781979: 26 January 1979 to 21 October 19791980: 22 February 1980 to 16 October 19801981: 27 February 1981 to 12 August 19811982: 21 January 1982 to 30 September 19821983: 5 February 1983 to 29 June 19831984: 27 March 1984 to 28 June 19841985: 1 March 1985 to 26 November 19851986: 21 February 1986 to 18 November 19861987: 15 February 1987 to 18 September 19871988: 3 February 1988 to 8 June 19881997: 28 February 1997 to 15 August 19971999: 8 March 1999 to 15 August 19992001: 16 April 2001 to 21 August 20012002: 3 March 2002 to 27 June 20022003: 8 February 2003 to 12 June 20032004: 28 February 2004 to 29 May 20042005: 9 February 2005 to 15 July 20052006: 20 February 2006 to 26 May 20062007: 21 February 2007 to 7 June 20072008: 26 February 2008 to 5 June 20082011: 18 February 2011 to 11 August 20112012: 2 March 2012 to 18 June 201219651970197519801985199920052012JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at San Jeronimo Xonocahuacan meeting 30 C (86 F).
First to last qualifying date each year at San Jeronimo Xonocahuacan
YearFirst dateLast date
19651965-03-091965-06-15
19661966-02-281966-10-14
19671967-02-161967-06-12
19681968-03-191968-06-11
19691969-02-241969-06-22
19701970-03-211970-06-17
19711971-02-281971-06-10
19721972-02-241972-06-22
19731973-01-041973-06-13
19741974-03-031974-06-09
19751975-03-101975-10-25
19761976-02-211976-06-22
19771977-03-051977-10-10
19781978-03-011978-05-28
19791979-01-261979-10-21
19801980-02-221980-10-16
19811981-02-271981-08-12
19821982-01-211982-09-30
19831983-02-051983-06-29
19841984-03-271984-06-28
19851985-03-011985-11-26
19861986-02-211986-11-18
19871987-02-151987-09-18
19881988-02-031988-06-08
19971997-02-281997-08-15
19991999-03-081999-08-15
20012001-04-162001-08-21
20022002-03-032002-06-27
20032003-02-082003-06-12
20042004-02-282004-05-29
20052005-02-092005-07-15
20062006-02-202006-05-26
20072007-02-212007-06-07
20082008-02-262008-06-05
20112011-02-182011-08-11
20122012-03-022012-06-18

Every Fixed Threshold

Fixed thresholds at San Jeronimo Xonocahuacan
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days36103201158
35 C (95 F): Days131720111
90 F (32.2 C): Days3256201117
100 F (37.8 C): Days1119731
0 C (32 F): Frost days (min3564198629
10 mm (0.39 in): Days with 10 mm or more rain4027198019
25 mm (0.98 in): Days with 25 mm or more rain39819673
50 mm (1.97 in): Days with 50 mm or more rain14219801

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1965.

Download the Data

  • Data for San Jeronimo Xonocahuacan 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).