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Built 2026-10-19 (19 October 2026)

Tres Zapotes Threshold Days by Year (MXN00030189)

13 fixed thresholds counted per year at Tres Zapotes (MXN00030189): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Tres Zapotes Thresholds

  • Tres Zapotes: days with 10 mm (0.39 in) or more of precipitation in 50 years, most in 1986 with 71.
  • Tres Zapotes: days with 25 mm (0.98 in) or more of precipitation in 50 years, most in 1986 with 43.
  • Tres Zapotes: days with 50 mm (1.97 in) or more of precipitation in 50 years, most in 2008 with 22.
  • Tres Zapotes: days with a maximum temperature at or above 30 C (86 F) in 47 years, most in 2009 with 327.
  • 13 fixed thresholds have at least one qualifying day at Tres Zapotes.
47 years with a qualifying day
Days at or above 30 C (86 F) per year at Tres Zapotes Days per year at Tres Zapotes with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 327 in 2009. 01002003004001956: 2291957: 2601958: 2031959: 2281960: 2431961: 2301962: 2571963: 2251964: 2641965: 2161966: 2011967: 2551968: 1951969: 2031970: 1851971: 2141972: 2191973: 2231974: 1721975: 1791976: 1671977: 2421978: 2211979: 2301980: 2171981: 2211982: 2501983: 2351984: 1591985: 2351986: 2011987: 1311989: 1871990: 2131992: 2261993: 2481995: 2421997: 2271998: 2382000: 1912002: 2562004: 2622005: 2412006: 2362007: 2702008: 2912009: 3271956196119661971197619811986199320022008
Days per year at Tres Zapotes with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 327 in 2009.
Days at or above 30 C (86 F) per year at Tres Zapotes
YearDaysDecade average
1956229230
1957260230
1958203230
1959228230
1960243228.9
1961230228.9
1962257228.9
1963225228.9
1964264228.9
1965216228.9
1966201228.9
1967255228.9
1968195228.9
1969203228.9
1970185205.2
1971214205.2
1972219205.2
1973223205.2
1974172205.2
1975179205.2
1976167205.2
1977242205.2
1978221205.2
1979230205.2
1980217204
1981221204
1982250204
1983235204
1984159204
1985235204
1986201204
1987131204
1989187204
1990213232.3
1992226232.3
1993248232.3
1995242232.3
1997227232.3
1998238232.3
2000191259.3
2002256259.3
2004262259.3
2005241259.3
2006236259.3
2007270259.3
2008291259.3
2009327259.3
First to last qualifying date each year at Tres Zapotes For each year, a bar from the first to the last day at Tres Zapotes meeting 30 C (86 F). 1956: 1 January 1956 to 23 December 19561957: 9 January 1957 to 19 December 19571958: 14 February 1958 to 13 December 19581959: 3 January 1959 to 31 December 19591960: 1 January 1960 to 30 November 19601961: 17 February 1961 to 19 December 19611962: 4 January 1962 to 4 December 19621963: 10 January 1963 to 29 November 19631964: 21 January 1964 to 26 December 19641965: 22 January 1965 to 24 December 19651966: 2 January 1966 to 31 December 19661967: 1 January 1967 to 30 December 19671968: 5 January 1968 to 27 December 19681969: 17 January 1969 to 29 December 19691970: 16 January 1970 to 25 December 19701971: 1 January 1971 to 15 December 19711972: 4 January 1972 to 30 December 19721973: 7 January 1973 to 24 December 19731974: 19 January 1974 to 15 December 19741975: 9 January 1975 to 10 November 19751976: 6 January 1976 to 1 November 19761977: 21 February 1977 to 7 December 19771978: 7 January 1978 to 31 December 19781979: 1 January 1979 to 23 December 19791980: 2 January 1980 to 18 December 19801981: 9 February 1981 to 28 December 19811982: 2 January 1982 to 25 December 19821983: 21 January 1983 to 28 December 19831984: 9 January 1984 to 22 December 19841985: 2 January 1985 to 24 December 19851986: 2 January 1986 to 30 November 19861987: 18 January 1987 to 26 December 19871989: 6 January 1989 to 31 December 19891990: 17 January 1990 to 30 December 19901992: 6 January 1992 to 31 December 19921993: 4 January 1993 to 28 December 19931995: 6 January 1995 to 28 November 19951997: 3 January 1997 to 24 December 19971998: 5 January 1998 to 20 November 19982000: 3 January 2000 to 16 December 20002002: 1 January 2002 to 28 November 20022004: 3 January 2004 to 22 December 20042005: 1 January 2005 to 30 December 20052006: 1 January 2006 to 30 December 20062007: 6 January 2007 to 30 December 20072008: 8 January 2008 to 31 December 20082009: 1 January 2009 to 30 December 200919561962196819741980198619952005JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Tres Zapotes meeting 30 C (86 F).
First to last qualifying date each year at Tres Zapotes
YearFirst dateLast date
19561956-01-011956-12-23
19571957-01-091957-12-19
19581958-02-141958-12-13
19591959-01-031959-12-31
19601960-01-011960-11-30
19611961-02-171961-12-19
19621962-01-041962-12-04
19631963-01-101963-11-29
19641964-01-211964-12-26
19651965-01-221965-12-24
19661966-01-021966-12-31
19671967-01-011967-12-30
19681968-01-051968-12-27
19691969-01-171969-12-29
19701970-01-161970-12-25
19711971-01-011971-12-15
19721972-01-041972-12-30
19731973-01-071973-12-24
19741974-01-191974-12-15
19751975-01-091975-11-10
19761976-01-061976-11-01
19771977-02-211977-12-07
19781978-01-071978-12-31
19791979-01-011979-12-23
19801980-01-021980-12-18
19811981-02-091981-12-28
19821982-01-021982-12-25
19831983-01-211983-12-28
19841984-01-091984-12-22
19851985-01-021985-12-24
19861986-01-021986-11-30
19871987-01-181987-12-26
19891989-01-061989-12-31
19901990-01-171990-12-30
19921992-01-061992-12-31
19931993-01-041993-12-28
19951995-01-061995-11-28
19971997-01-031997-12-24
19981998-01-051998-11-20
20002000-01-032000-12-16
20022002-01-012002-11-28
20042004-01-032004-12-22
20052005-01-012005-12-30
20062006-01-012006-12-30
20072007-01-062007-12-30
20082008-01-082008-12-31
20092009-01-012009-12-30

Every Fixed Threshold

Fixed thresholds at Tres Zapotes
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days473272009327
35 C (95 F): Days471242009124
40 C (104 F): Days3021196419
90 F (32.2 C): Days472212009221
100 F (37.8 C): Days4645199841
110 F (43.3 C): Days2119981
20 C (68 F): Tropical nights (min473062004288
25 C (77 F): Days with min44105200578
10 mm (0.39 in): Days with 10 mm or more rain5071198638
25 mm (0.98 in): Days with 25 mm or more rain5043198621
50 mm (1.97 in): Days with 50 mm or more rain5022200813
100 mm (3.94 in): Days with 100 mm or more rain43919865
200 mm (7.87 in): Days with 200 mm or more rain17219661

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1956.

Download the Data

  • Data for Tres Zapotes 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).