Built 2026-10-19 (19 October 2026)

Tepatitlan Threshold Days by Year (MXN00014147)

10 fixed thresholds counted per year at Tepatitlan (MXN00014147): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Tepatitlan Thresholds

  • Tepatitlan: days with 10 mm (0.39 in) or more of precipitation in 39 years, most in 1967 with 47.
  • Tepatitlan: days with 25 mm (0.98 in) or more of precipitation in 39 years, most in 1973 with 17.
  • Tepatitlan: days with a maximum temperature at or above 30 C (86 F) in 37 years, most in 1982 with 135.
  • Tepatitlan: days with a maximum temperature at or above 90 F (32.2 C) in 37 years, most in 1982 with 72.
  • 10 fixed thresholds have at least one qualifying day at Tepatitlan.
37 years with a qualifying day
Days at or above 30 C (86 F) per year at Tepatitlan Days per year at Tepatitlan with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 135 in 1982. 0501001501943: 711946: 851951: 1291952: 941953: 1081954: 1011955: 1101957: 981958: 731959: 611960: 1171961: 751962: 741963: 741964: 761965: 801966: 551967: 741968: 971969: 1161970: 1121971: 881972: 1011973: 781974: 671976: 871977: 741978: 1031979: 1321981: 831982: 1351983: 781984: 781985: 861986: 741987: 1191989: 1321943195319581962196619701974197919841989
Days per year at Tepatitlan with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 135 in 1982.
Days at or above 30 C (86 F) per year at Tepatitlan
YearDaysDecade average
19437178
19468578
195112996.8
19529496.8
195310896.8
195410196.8
195511096.8
19579896.8
19587396.8
19596196.8
196011783.8
19617583.8
19627483.8
19637483.8
19647683.8
19658083.8
19665583.8
19677483.8
19689783.8
196911683.8
197011293.6
19718893.6
197210193.6
19737893.6
19746793.6
19768793.6
19777493.6
197810393.6
197913293.6
19818398.1
198213598.1
19837898.1
19847898.1
19858698.1
19867498.1
198711998.1
198913298.1
First to last qualifying date each year at Tepatitlan For each year, a bar from the first to the last day at Tepatitlan meeting 30 C (86 F). 1943: 10 February 1943 to 29 July 19431946: 31 January 1946 to 30 August 19461951: 21 January 1951 to 10 December 19511952: 3 January 1952 to 2 November 19521953: 4 February 1953 to 18 September 19531954: 21 January 1954 to 2 November 19541955: 17 February 1955 to 24 November 19551957: 30 January 1957 to 3 November 19571958: 15 March 1958 to 22 October 19581959: 18 February 1959 to 10 December 19591960: 27 January 1960 to 28 November 19601961: 7 March 1961 to 16 November 19611962: 9 February 1962 to 12 July 19621963: 13 March 1963 to 12 June 19631964: 13 February 1964 to 4 July 19641965: 12 March 1965 to 28 November 19651966: 21 March 1966 to 17 October 19661967: 16 February 1967 to 27 November 19671968: 30 January 1968 to 3 November 19681969: 25 February 1969 to 18 November 19691970: 13 March 1970 to 24 December 19701971: 25 January 1971 to 21 November 19711972: 23 February 1972 to 10 December 19721973: 2 February 1973 to 4 November 19731974: 2 March 1974 to 4 November 19741976: 12 February 1976 to 2 July 19761977: 2 April 1977 to 7 October 19771978: 1 March 1978 to 27 August 19781979: 11 March 1979 to 1 November 19791981: 2 March 1981 to 23 November 19811982: 19 January 1982 to 31 December 19821983: 19 January 1983 to 6 September 19831984: 15 March 1984 to 10 November 19841985: 1 March 1985 to 25 October 19851986: 16 February 1986 to 22 November 19861987: 17 March 1987 to 5 November 19871989: 3 February 1989 to 15 November 198919431954196019651970197619821987JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Tepatitlan meeting 30 C (86 F).
First to last qualifying date each year at Tepatitlan
YearFirst dateLast date
19431943-02-101943-07-29
19461946-01-311946-08-30
19511951-01-211951-12-10
19521952-01-031952-11-02
19531953-02-041953-09-18
19541954-01-211954-11-02
19551955-02-171955-11-24
19571957-01-301957-11-03
19581958-03-151958-10-22
19591959-02-181959-12-10
19601960-01-271960-11-28
19611961-03-071961-11-16
19621962-02-091962-07-12
19631963-03-131963-06-12
19641964-02-131964-07-04
19651965-03-121965-11-28
19661966-03-211966-10-17
19671967-02-161967-11-27
19681968-01-301968-11-03
19691969-02-251969-11-18
19701970-03-131970-12-24
19711971-01-251971-11-21
19721972-02-231972-12-10
19731973-02-021973-11-04
19741974-03-021974-11-04
19761976-02-121976-07-02
19771977-04-021977-10-07
19781978-03-011978-08-27
19791979-03-111979-11-01
19811981-03-021981-11-23
19821982-01-191982-12-31
19831983-01-191983-09-06
19841984-03-151984-11-10
19851985-03-011985-10-25
19861986-02-161986-11-22
19871987-03-171987-11-05
19891989-02-031989-11-15

Every Fixed Threshold

Fixed thresholds at Tepatitlan
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days371351982132
35 C (95 F): Days3431198214
90 F (32.2 C): Days3772198251
100 F (37.8 C): Days5419821
0 C (32 F): Frost days (min4319551
20 C (68 F): Tropical nights (min15419631
10 mm (0.39 in): Days with 10 mm or more rain3947196726
25 mm (0.98 in): Days with 25 mm or more rain391719737
50 mm (1.97 in): Days with 50 mm or more rain26319651
100 mm (3.94 in): Days with 100 mm or more rain2119431

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1943.

Download the Data

  • Data for Tepatitlan 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).