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Built 2026-10-19 (19 October 2026)

San Juan Peyotan Threshold Days by Year (MXN00018031)

13 fixed thresholds counted per year at San Juan Peyotan (MXN00018031): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for San Juan Peyotan Thresholds

  • San Juan Peyotan: days with 10 mm (0.39 in) or more of precipitation in 38 years, most in 1973 with 43.
  • San Juan Peyotan: days with 25 mm (0.98 in) or more of precipitation in 38 years, most in 1967 with 15.
  • San Juan Peyotan: days with a maximum temperature at or above 30 C (86 F) in 32 years, most in 1998 with 365.
  • San Juan Peyotan: days with a maximum temperature at or above 35 C (95 F) in 32 years, most in 1998 with 287.
  • 13 fixed thresholds have at least one qualifying day at San Juan Peyotan.
32 years with a qualifying day
Days at or above 30 C (86 F) per year at San Juan Peyotan Days per year at San Juan Peyotan with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 365 in 1998. 01002003004001972: 3321973: 3361974: 3531975: 3311976: 3361980: 3101981: 3021982: 3031983: 3121984: 3081986: 3351987: 2801991: 3401992: 3101993: 3511994: 3591995: 3561996: 3521998: 3651999: 3492000: 3572001: 3492002: 3222004: 3352005: 2952006: 3302007: 3112008: 2932009: 3292011: 3422012: 3442013: 34819721976198319911995200020052009
Days per year at San Juan Peyotan with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 365 in 1998.
Days at or above 30 C (86 F) per year at San Juan Peyotan
YearDaysDecade average
1972332337.6
1973336337.6
1974353337.6
1975331337.6
1976336337.6
1980310307.1
1981302307.1
1982303307.1
1983312307.1
1984308307.1
1986335307.1
1987280307.1
1991340347.8
1992310347.8
1993351347.8
1994359347.8
1995356347.8
1996352347.8
1998365347.8
1999349347.8
2000357324.6
2001349324.6
2002322324.6
2004335324.6
2005295324.6
2006330324.6
2007311324.6
2008293324.6
2009329324.6
2011342344.7
2012344344.7
2013348344.7
First to last qualifying date each year at San Juan Peyotan For each year, a bar from the first to the last day at San Juan Peyotan meeting 30 C (86 F). 1972: 1 January 1972 to 31 December 19721973: 1 January 1973 to 31 December 19731974: 1 January 1974 to 29 December 19741975: 1 January 1975 to 31 December 19751976: 1 January 1976 to 27 December 19761980: 1 January 1980 to 31 December 19801981: 1 March 1981 to 31 December 19811982: 1 January 1982 to 23 December 19821983: 14 February 1983 to 31 December 19831984: 1 January 1984 to 29 December 19841986: 1 January 1986 to 21 December 19861987: 3 January 1987 to 28 December 19871991: 1 January 1991 to 19 December 19911992: 2 January 1992 to 31 December 19921993: 1 January 1993 to 31 December 19931994: 1 January 1994 to 31 December 19941995: 1 January 1995 to 31 December 19951996: 13 January 1996 to 31 December 19961998: 1 January 1998 to 31 December 19981999: 1 January 1999 to 31 December 19992000: 1 January 2000 to 26 December 20002001: 4 January 2001 to 28 December 20012002: 1 January 2002 to 17 December 20022004: 1 January 2004 to 29 December 20042005: 1 January 2005 to 30 November 20052006: 1 January 2006 to 30 November 20062007: 3 January 2007 to 30 November 20072008: 1 January 2008 to 24 December 20082009: 14 January 2009 to 31 December 20092011: 2 January 2011 to 31 December 20112012: 1 January 2012 to 31 December 20122013: 1 January 2013 to 28 December 201319721976198319911995200020052009JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at San Juan Peyotan meeting 30 C (86 F).
First to last qualifying date each year at San Juan Peyotan
YearFirst dateLast date
19721972-01-011972-12-31
19731973-01-011973-12-31
19741974-01-011974-12-29
19751975-01-011975-12-31
19761976-01-011976-12-27
19801980-01-011980-12-31
19811981-03-011981-12-31
19821982-01-011982-12-23
19831983-02-141983-12-31
19841984-01-011984-12-29
19861986-01-011986-12-21
19871987-01-031987-12-28
19911991-01-011991-12-19
19921992-01-021992-12-31
19931993-01-011993-12-31
19941994-01-011994-12-31
19951995-01-011995-12-31
19961996-01-131996-12-31
19981998-01-011998-12-31
19991999-01-011999-12-31
20002000-01-012000-12-26
20012001-01-042001-12-28
20022002-01-012002-12-17
20042004-01-012004-12-29
20052005-01-012005-11-30
20062006-01-012006-11-30
20072007-01-032007-11-30
20082008-01-012008-12-24
20092009-01-142009-12-31
20112011-01-022011-12-31
20122012-01-012012-12-31
20132013-01-012013-12-28

Every Fixed Threshold

Fixed thresholds at San Juan Peyotan
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days323651998348
35 C (95 F): Days322871998247
40 C (104 F): Days31155200282
45 C (113 F): Days141019746
90 F (32.2 C): Days323411998299
100 F (37.8 C): Days322092002112
110 F (43.3 C): Days211719745
20 C (68 F): Tropical nights (min242831974156
25 C (77 F): Days with min1410019746
10 mm (0.39 in): Days with 10 mm or more rain3843197333
25 mm (0.98 in): Days with 25 mm or more rain381519675
50 mm (1.97 in): Days with 50 mm or more rain29420082
100 mm (3.94 in): Days with 100 mm or more rain2119871

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1972.

Download the Data

  • Data for San Juan Peyotan 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).