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

Tlacotalpan Threshold Days by Year (MXN00030183)

12 fixed thresholds counted per year at Tlacotalpan (MXN00030183): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Tlacotalpan Thresholds

  • Tlacotalpan: days with a maximum temperature at or above 30 C (86 F) in 28 years, most in 1972 with 267.
  • Tlacotalpan: days with a maximum temperature at or above 90 F (32.2 C) in 28 years, most in 1960 with 161.
  • Tlacotalpan: nights with a minimum temperature at or above 20 C (68 F) in 28 years, most in 1955 with 312.
  • Tlacotalpan: days with 10 mm (0.39 in) or more of precipitation in 28 years, most in 1981 with 73.
  • 12 fixed thresholds have at least one qualifying day at Tlacotalpan.
28 years with a qualifying day
Days at or above 30 C (86 F) per year at Tlacotalpan Days per year at Tlacotalpan with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 267 in 1972. 01002003001954: 2171955: 2311956: 2261957: 2481958: 2151959: 2251960: 2641961: 2121962: 2381963: 2391964: 2391966: 1901967: 1951968: 2181970: 2191971: 2361972: 2671973: 2261974: 2171975: 2181976: 2311977: 2341978: 2071979: 1941980: 1951981: 1501982: 1561983: 1251954195719601963196719711974197719801983
Days per year at Tlacotalpan with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 267 in 1972.
Days at or above 30 C (86 F) per year at Tlacotalpan
YearDaysDecade average
1954217227
1955231227
1956226227
1957248227
1958215227
1959225227
1960264224.4
1961212224.4
1962238224.4
1963239224.4
1964239224.4
1966190224.4
1967195224.4
1968218224.4
1970219224.9
1971236224.9
1972267224.9
1973226224.9
1974217224.9
1975218224.9
1976231224.9
1977234224.9
1978207224.9
1979194224.9
1980195156.5
1981150156.5
1982156156.5
1983125156.5
First to last qualifying date each year at Tlacotalpan For each year, a bar from the first to the last day at Tlacotalpan meeting 30 C (86 F). 1954: 14 January 1954 to 28 December 19541955: 1 January 1955 to 24 December 19551956: 10 January 1956 to 23 December 19561957: 15 January 1957 to 6 December 19571958: 31 January 1958 to 6 December 19581959: 20 January 1959 to 27 December 19591960: 1 January 1960 to 28 November 19601961: 17 February 1961 to 17 December 19611962: 5 January 1962 to 19 December 19621963: 10 January 1963 to 12 December 19631964: 24 January 1964 to 30 December 19641966: 9 February 1966 to 9 December 19661967: 6 February 1967 to 21 December 19671968: 21 February 1968 to 27 December 19681970: 20 January 1970 to 29 December 19701971: 3 January 1971 to 20 December 19711972: 3 January 1972 to 10 December 19721973: 8 February 1973 to 31 December 19731974: 3 February 1974 to 15 December 19741975: 10 January 1975 to 20 November 19751976: 25 January 1976 to 31 December 19761977: 1 January 1977 to 31 December 19771978: 1 January 1978 to 8 December 19781979: 20 January 1979 to 21 November 19791980: 30 January 1980 to 14 November 19801981: 1 February 1981 to 1 December 19811982: 13 March 1982 to 3 December 19821983: 31 January 1983 to 28 December 19831954195819621967197219761980JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Tlacotalpan meeting 30 C (86 F).
First to last qualifying date each year at Tlacotalpan
YearFirst dateLast date
19541954-01-141954-12-28
19551955-01-011955-12-24
19561956-01-101956-12-23
19571957-01-151957-12-06
19581958-01-311958-12-06
19591959-01-201959-12-27
19601960-01-011960-11-28
19611961-02-171961-12-17
19621962-01-051962-12-19
19631963-01-101963-12-12
19641964-01-241964-12-30
19661966-02-091966-12-09
19671967-02-061967-12-21
19681968-02-211968-12-27
19701970-01-201970-12-29
19711971-01-031971-12-20
19721972-01-031972-12-10
19731973-02-081973-12-31
19741974-02-031974-12-15
19751975-01-101975-11-20
19761976-01-251976-12-31
19771977-01-011977-12-31
19781978-01-011978-12-08
19791979-01-201979-11-21
19801980-01-301980-11-14
19811981-02-011981-12-01
19821982-03-131982-12-03
19831983-01-311983-12-28

Every Fixed Threshold

Fixed thresholds at Tlacotalpan
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days282671972125
35 C (95 F): Days276719649
40 C (104 F): Days5319601
90 F (32.2 C): Days28161196035
100 F (37.8 C): Days242019601
20 C (68 F): Tropical nights (min283121955204
25 C (77 F): Days with min2711319553
10 mm (0.39 in): Days with 10 mm or more rain2873198148
25 mm (0.98 in): Days with 25 mm or more rain2833197217
50 mm (1.97 in): Days with 50 mm or more rain281719737
100 mm (3.94 in): Days with 100 mm or more rain23519552
200 mm (7.87 in): Days with 200 mm or more rain7319551

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1954.

Download the Data

  • Data for Tlacotalpan 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).