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Built 2026-10-19 (19 October 2026)

Huitziltepec Threshold Days by Year (MXN00012186)

10 fixed thresholds counted per year at Huitziltepec (MXN00012186): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Huitziltepec Thresholds

  • Huitziltepec: days with 10 mm (0.39 in) or more of precipitation in 24 years, most in 1981 with 55.
  • Huitziltepec: days with 25 mm (0.98 in) or more of precipitation in 24 years, most in 1981 with 20.
  • Huitziltepec: days with a maximum temperature at or above 30 C (86 F) in 20 years, most in 2011 with 345.
  • Huitziltepec: days with a maximum temperature at or above 90 F (32.2 C) in 20 years, most in 2012 with 192.
  • 10 fixed thresholds have at least one qualifying day at Huitziltepec.
20 years with a qualifying day
Days at or above 30 C (86 F) per year at Huitziltepec Days per year at Huitziltepec with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 345 in 2011. 01002003004001981: 1101982: 1461984: 1081985: 1071986: 2461987: 2351992: 1491993: 2071994: 1451995: 2451996: 2322003: 2372004: 2782006: 2632007: 3192008: 3092009: 3092010: 3002011: 3452012: 2961981198419861992199419962004200720092011
Days per year at Huitziltepec with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 345 in 2011.
Days at or above 30 C (86 F) per year at Huitziltepec
YearDaysDecade average
1981110158.7
1982146158.7
1984108158.7
1985107158.7
1986246158.7
1987235158.7
1992149195.6
1993207195.6
1994145195.6
1995245195.6
1996232195.6
2003237285.8
2004278285.8
2006263285.8
2007319285.8
2008309285.8
2009309285.8
2010300313.7
2011345313.7
2012296313.7
First to last qualifying date each year at Huitziltepec For each year, a bar from the first to the last day at Huitziltepec meeting 30 C (86 F). 1981: 6 February 1981 to 21 September 19811982: 2 January 1982 to 27 December 19821984: 17 February 1984 to 29 November 19841985: 27 January 1985 to 30 December 19851986: 1 January 1986 to 29 December 19861987: 2 January 1987 to 31 December 19871992: 13 January 1992 to 26 December 19921993: 1 January 1993 to 26 December 19931994: 1 January 1994 to 31 December 19941995: 2 January 1995 to 31 December 19951996: 1 January 1996 to 30 December 19962003: 12 January 2003 to 30 December 20032004: 2 January 2004 to 31 December 20042006: 1 January 2006 to 31 December 20062007: 1 January 2007 to 31 December 20072008: 1 January 2008 to 31 December 20082009: 1 January 2009 to 31 December 20092010: 1 January 2010 to 31 December 20102011: 1 January 2011 to 31 December 20112012: 1 January 2012 to 30 November 20121981198519921995200420082011JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Huitziltepec meeting 30 C (86 F).
First to last qualifying date each year at Huitziltepec
YearFirst dateLast date
19811981-02-061981-09-21
19821982-01-021982-12-27
19841984-02-171984-11-29
19851985-01-271985-12-30
19861986-01-011986-12-29
19871987-01-021987-12-31
19921992-01-131992-12-26
19931993-01-011993-12-26
19941994-01-011994-12-31
19951995-01-021995-12-31
19961996-01-011996-12-30
20032003-01-122003-12-30
20042004-01-022004-12-31
20062006-01-012006-12-31
20072007-01-012007-12-31
20082008-01-012008-12-31
20092009-01-012009-12-31
20102010-01-012010-12-31
20112011-01-012011-12-31
20122012-01-012012-11-30

Every Fixed Threshold

Fixed thresholds at Huitziltepec
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days203452011296
35 C (95 F): Days171112011107
40 C (104 F): Days51520101
90 F (32.2 C): Days201922012192
100 F (37.8 C): Days851201032
20 C (68 F): Tropical nights (min81619822
10 mm (0.39 in): Days with 10 mm or more rain2455198123
25 mm (0.98 in): Days with 25 mm or more rain242019815
50 mm (1.97 in): Days with 50 mm or more rain13420062
100 mm (3.94 in): Days with 100 mm or more rain10n/a1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1981.

Download the Data

  • Data for Huitziltepec 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).