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

Tonahuixtla Threshold Days by Year (MXN00021176)

8 fixed thresholds counted per year at Tonahuixtla (MXN00021176): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Tonahuixtla Thresholds

  • Tonahuixtla: days with a maximum temperature at or above 30 C (86 F) in 13 years, most in 1987 with 247.
  • Tonahuixtla: days with a maximum temperature at or above 90 F (32.2 C) in 13 years, most in 1987 with 145.
  • Tonahuixtla: days with 10 mm (0.39 in) or more of precipitation in 13 years, most in 2001 with 26.
  • Tonahuixtla: days with 25 mm (0.98 in) or more of precipitation in 11 years, most in 2001 with 9.
  • 8 fixed thresholds have at least one qualifying day at Tonahuixtla.
13 years with a qualifying day
Days at or above 30 C (86 F) per year at Tonahuixtla Days per year at Tonahuixtla with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 247 in 1987. 01002003001981: 1501982: 2091983: 1731984: 1301987: 2471991: 1871993: 1581997: 2131999: 812001: 542007: 1062008: 792009: 1261981198319871993199920072009
Days per year at Tonahuixtla with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 247 in 1987.
Days at or above 30 C (86 F) per year at Tonahuixtla
YearDaysDecade average
1981150181.8
1982209181.8
1983173181.8
1984130181.8
1987247181.8
1991187159.8
1993158159.8
1997213159.8
199981159.8
20015491.3
200710691.3
20087991.3
200912691.3
First to last qualifying date each year at Tonahuixtla For each year, a bar from the first to the last day at Tonahuixtla meeting 30 C (86 F). 1981: 30 January 1981 to 31 December 19811982: 1 January 1982 to 30 November 19821983: 29 January 1983 to 23 December 19831984: 7 January 1984 to 5 December 19841987: 8 January 1987 to 30 October 19871991: 10 January 1991 to 3 December 19911993: 11 January 1993 to 10 December 19931997: 4 February 1997 to 29 December 19971999: 8 February 1999 to 6 August 19992001: 16 February 2001 to 5 August 20012007: 15 February 2007 to 16 October 20072008: 11 February 2008 to 31 August 20082009: 26 January 2009 to 7 October 20091981198319871993199920072009JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Tonahuixtla meeting 30 C (86 F).
First to last qualifying date each year at Tonahuixtla
YearFirst dateLast date
19811981-01-301981-12-31
19821982-01-011982-11-30
19831983-01-291983-12-23
19841984-01-071984-12-05
19871987-01-081987-10-30
19911991-01-101991-12-03
19931993-01-111993-12-10
19971997-02-041997-12-29
19991999-02-081999-08-06
20012001-02-162001-08-05
20072007-02-152007-10-16
20082008-02-112008-08-31
20092009-01-262009-10-07

Every Fixed Threshold

Fixed thresholds at Tonahuixtla
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days132471987126
35 C (95 F): Days104419913
90 F (32.2 C): Days13145198733
100 F (37.8 C): Days1119831
20 C (68 F): Tropical nights (min72819833
10 mm (0.39 in): Days with 10 mm or more rain1326200118
25 mm (0.98 in): Days with 25 mm or more rain11920019
50 mm (1.97 in): Days with 50 mm or more rain6320011

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 Tonahuixtla 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).