Built 2026-10-19 (19 October 2026)

Huahuapan Threshold Days by Year (MXN00010031)

10 fixed thresholds counted per year at Huahuapan (MXN00010031): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Huahuapan Thresholds

  • Huahuapan: days with a maximum temperature at or above 30 C (86 F) in 30 years, most in 1996 with 252.
  • Huahuapan: days with a maximum temperature at or above 35 C (95 F) in 30 years, most in 2011 with 94.
  • Huahuapan: days with a maximum temperature at or above 90 F (32.2 C) in 30 years, most in 2011 with 154.
  • Huahuapan: days with 10 mm (0.39 in) or more of precipitation in 30 years, most in 1981 with 42.
  • 10 fixed thresholds have at least one qualifying day at Huahuapan.
30 years with a qualifying day
Days at or above 30 C (86 F) per year at Huahuapan Days per year at Huahuapan with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 252 in 1996. 01002003001967: 2421968: 1561969: 1841970: 1731971: 2041972: 1721974: 1571975: 1821976: 1801977: 2051978: 1811979: 2211980: 1811981: 1461982: 2261983: 1731984: 1921985: 1761986: 2081996: 2521999: 2102003: 1622004: 1342005: 1882006: 1742007: 1872008: 1572009: 1942011: 2482012: 2181967197019741977198019831986200320062009
Days per year at Huahuapan with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 252 in 1996.
Days at or above 30 C (86 F) per year at Huahuapan
YearDaysDecade average
1967242194
1968156194
1969184194
1970173186.1
1971204186.1
1972172186.1
1974157186.1
1975182186.1
1976180186.1
1977205186.1
1978181186.1
1979221186.1
1980181186
1981146186
1982226186
1983173186
1984192186
1985176186
1986208186
1996252231
1999210231
2003162170.9
2004134170.9
2005188170.9
2006174170.9
2007187170.9
2008157170.9
2009194170.9
2011248233
2012218233
First to last qualifying date each year at Huahuapan For each year, a bar from the first to the last day at Huahuapan meeting 30 C (86 F). 1967: 4 January 1967 to 26 December 19671968: 5 January 1968 to 12 December 19681969: 17 February 1969 to 26 December 19691970: 11 February 1970 to 26 December 19701971: 16 January 1971 to 20 November 19711972: 19 February 1972 to 17 October 19721974: 14 January 1974 to 6 December 19741975: 1 March 1975 to 6 December 19751976: 7 February 1976 to 2 November 19761977: 15 February 1977 to 26 December 19771978: 31 January 1978 to 23 November 19781979: 24 February 1979 to 13 November 19791980: 3 February 1980 to 25 October 19801981: 19 March 1981 to 19 October 19811982: 12 February 1982 to 15 November 19821983: 10 March 1983 to 15 November 19831984: 15 February 1984 to 9 December 19841985: 17 February 1985 to 12 November 19851986: 14 February 1986 to 20 November 19861996: 11 January 1996 to 12 December 19961999: 23 January 1999 to 6 December 19992003: 12 February 2003 to 2 December 20032004: 17 February 2004 to 9 November 20042005: 10 February 2005 to 22 November 20052006: 4 February 2006 to 7 November 20062007: 4 March 2007 to 22 November 20072008: 26 January 2008 to 24 November 20082009: 24 January 2009 to 6 November 20092011: 12 February 2011 to 24 November 20112012: 1 January 2012 to 20 November 201219671971197619801984199920062011JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Huahuapan meeting 30 C (86 F).
First to last qualifying date each year at Huahuapan
YearFirst dateLast date
19671967-01-041967-12-26
19681968-01-051968-12-12
19691969-02-171969-12-26
19701970-02-111970-12-26
19711971-01-161971-11-20
19721972-02-191972-10-17
19741974-01-141974-12-06
19751975-03-011975-12-06
19761976-02-071976-11-02
19771977-02-151977-12-26
19781978-01-311978-11-23
19791979-02-241979-11-13
19801980-02-031980-10-25
19811981-03-191981-10-19
19821982-02-121982-11-15
19831983-03-101983-11-15
19841984-02-151984-12-09
19851985-02-171985-11-12
19861986-02-141986-11-20
19961996-01-111996-12-12
19991999-01-231999-12-06
20032003-02-122003-12-02
20042004-02-172004-11-09
20052005-02-102005-11-22
20062006-02-042006-11-07
20072007-03-042007-11-22
20082008-01-262008-11-24
20092009-01-242009-11-06
20112011-02-122011-11-24
20122012-01-012012-11-20

Every Fixed Threshold

Fixed thresholds at Huahuapan
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days302521996218
35 C (95 F): Days3094201164
40 C (104 F): Days10620112
90 F (32.2 C): Days301542011117
100 F (37.8 C): Days2719198013
0 C (32 F): Frost days (min4420082
20 C (68 F): Tropical nights (min2630201114
10 mm (0.39 in): Days with 10 mm or more rain3042198122
25 mm (0.98 in): Days with 25 mm or more rain29919683
50 mm (1.97 in): Days with 50 mm or more rain9319721

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1967.

Download the Data

  • Data for Huahuapan 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).