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

Tepetlapa Threshold Days by Year (MXN00012167)

10 fixed thresholds counted per year at Tepetlapa (MXN00012167): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Tepetlapa Thresholds

  • Tepetlapa: days with 10 mm (0.39 in) or more of precipitation in 34 years, most in 1981 with 58.
  • Tepetlapa: days with 25 mm (0.98 in) or more of precipitation in 34 years, most in 1980 with 25.
  • Tepetlapa: days with 50 mm (1.97 in) or more of precipitation in 33 years, most in 1990 with 8.
  • Tepetlapa: nights with a minimum temperature at or above 20 C (68 F) in 28 years, most in 1983 with 32.
  • 10 fixed thresholds have at least one qualifying day at Tepetlapa.
25 years with a qualifying day
Days at or above 30 C (86 F) per year at Tepetlapa Days per year at Tepetlapa with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 327 in 2005. 01002003004001976: 1611977: 1761978: 1441979: 1861980: 1621981: 1281982: 2421983: 2261984: 1751985: 1631986: 2011987: 2041988: 2011989: 1811990: 1861991: 2051992: 1931993: 2041994: 1441995: 2471996: 1852004: 2742005: 3272006: 2642007: 269197619791982198519881991199420042007
Days per year at Tepetlapa with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 327 in 2005.
Days at or above 30 C (86 F) per year at Tepetlapa
YearDaysDecade average
1976161166.8
1977176166.8
1978144166.8
1979186166.8
1980162188.3
1981128188.3
1982242188.3
1983226188.3
1984175188.3
1985163188.3
1986201188.3
1987204188.3
1988201188.3
1989181188.3
1990186194.9
1991205194.9
1992193194.9
1993204194.9
1994144194.9
1995247194.9
1996185194.9
2004274283.5
2005327283.5
2006264283.5
2007269283.5
First to last qualifying date each year at Tepetlapa For each year, a bar from the first to the last day at Tepetlapa meeting 30 C (86 F). 1976: 25 January 1976 to 31 October 19761977: 4 January 1977 to 31 December 19771978: 1 January 1978 to 30 December 19781979: 1 January 1979 to 29 December 19791980: 7 January 1980 to 25 December 19801981: 9 January 1981 to 31 December 19811982: 1 January 1982 to 28 December 19821983: 2 January 1983 to 29 December 19831984: 7 January 1984 to 31 December 19841985: 2 January 1985 to 31 December 19851986: 1 January 1986 to 30 December 19861987: 6 January 1987 to 26 December 19871988: 3 January 1988 to 30 December 19881989: 1 January 1989 to 23 December 19891990: 3 January 1990 to 30 December 19901991: 1 January 1991 to 23 December 19911992: 5 January 1992 to 29 December 19921993: 5 January 1993 to 7 December 19931994: 2 March 1994 to 31 December 19941995: 1 January 1995 to 24 December 19951996: 10 January 1996 to 31 December 19962004: 7 March 2004 to 29 December 20042005: 2 January 2005 to 31 December 20052006: 1 January 2006 to 31 December 20062007: 1 January 2007 to 31 December 20071976198019841988199219962007JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Tepetlapa meeting 30 C (86 F).
First to last qualifying date each year at Tepetlapa
YearFirst dateLast date
19761976-01-251976-10-31
19771977-01-041977-12-31
19781978-01-011978-12-30
19791979-01-011979-12-29
19801980-01-071980-12-25
19811981-01-091981-12-31
19821982-01-011982-12-28
19831983-01-021983-12-29
19841984-01-071984-12-31
19851985-01-021985-12-31
19861986-01-011986-12-30
19871987-01-061987-12-26
19881988-01-031988-12-30
19891989-01-011989-12-23
19901990-01-031990-12-30
19911991-01-011991-12-23
19921992-01-051992-12-29
19931993-01-051993-12-07
19941994-03-021994-12-31
19951995-01-011995-12-24
19961996-01-101996-12-31
20042004-03-072004-12-29
20052005-01-022005-12-31
20062006-01-012006-12-31
20072007-01-012007-12-31

Every Fixed Threshold

Fixed thresholds at Tepetlapa
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days253272005269
35 C (95 F): Days2594200539
40 C (104 F): Days1120051
90 F (32.2 C): Days25143200591
100 F (37.8 C): Days113120051
20 C (68 F): Tropical nights (min283219835
10 mm (0.39 in): Days with 10 mm or more rain3458198134
25 mm (0.98 in): Days with 25 mm or more rain3425198022
50 mm (1.97 in): Days with 50 mm or more rain33819903
100 mm (3.94 in): Days with 100 mm or more rain7119761

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1976.

Download the Data

  • Data for Tepetlapa 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).