Built 2026-10-19 (19 October 2026)

Tepexpan Threshold Days by Year (MXN00015124)

7 fixed thresholds counted per year at Tepexpan (MXN00015124): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Tepexpan Thresholds

  • Tepexpan: nights with a minimum temperature at or below 0 C (32 F) in 32 years, most in 1970 with 81.
  • Tepexpan: days with 10 mm (0.39 in) or more of precipitation in 31 years, most in 1965 with 24.
  • Tepexpan: days with a maximum temperature at or above 30 C (86 F) in 30 years, most in 1999 with 257.
  • Tepexpan: days with 25 mm (0.98 in) or more of precipitation in 27 years, most in 1970 with 7.
  • 7 fixed thresholds have at least one qualifying day at Tepexpan.
30 years with a qualifying day
Days at or above 30 C (86 F) per year at Tepexpan Days per year at Tepexpan with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 257 in 1999. 01002003001961: 211963: 401964: 281965: 431966: 231967: 181968: 131969: 361970: 321971: 301972: 321973: 411974: 281975: 331976: 91977: 231978: 241979: 241980: 621981: 271982: 461983: 521984: 391985: 111986: 261987: 81988: 381998: 591999: 2572002: 741961196519681971197419771980198319861998
Days per year at Tepexpan with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 257 in 1999.
Days at or above 30 C (86 F) per year at Tepexpan
YearDaysDecade average
19612127.8
19634027.8
19642827.8
19654327.8
19662327.8
19671827.8
19681327.8
19693627.8
19703227.6
19713027.6
19723227.6
19734127.6
19742827.6
19753327.6
1976927.6
19772327.6
19782427.6
19792427.6
19806234.3
19812734.3
19824634.3
19835234.3
19843934.3
19851134.3
19862634.3
1987834.3
19883834.3
199859158
1999257158
20027474
First to last qualifying date each year at Tepexpan For each year, a bar from the first to the last day at Tepexpan meeting 30 C (86 F). 1961: 28 March 1961 to 21 May 19611963: 13 March 1963 to 9 June 19631964: 27 February 1964 to 9 May 19641965: 11 March 1965 to 14 June 19651966: 14 April 1966 to 10 June 19661967: 13 March 1967 to 12 June 19671968: 28 March 1968 to 9 June 19681969: 3 April 1969 to 28 July 19691970: 27 March 1970 to 7 June 19701971: 2 March 1971 to 22 May 19711972: 29 March 1972 to 27 October 19721973: 4 January 1973 to 19 June 19731974: 5 March 1974 to 18 June 19741975: 15 March 1975 to 9 May 19751976: 12 March 1976 to 13 June 19761977: 12 March 1977 to 16 October 19771978: 16 April 1978 to 28 May 19781979: 23 March 1979 to 2 August 19791980: 21 February 1980 to 28 October 19801981: 1 March 1981 to 27 May 19811982: 12 March 1982 to 30 September 19821983: 19 March 1983 to 29 June 19831984: 18 March 1984 to 17 October 19841985: 4 March 1985 to 31 May 19851986: 10 March 1986 to 17 May 19861987: 22 March 1987 to 29 May 19871988: 5 April 1988 to 3 June 19881998: 2 April 1998 to 22 July 19981999: 4 March 1999 to 23 December 19992002: 17 March 2002 to 11 July 200219611966197019741978198219861999JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Tepexpan meeting 30 C (86 F).
First to last qualifying date each year at Tepexpan
YearFirst dateLast date
19611961-03-281961-05-21
19631963-03-131963-06-09
19641964-02-271964-05-09
19651965-03-111965-06-14
19661966-04-141966-06-10
19671967-03-131967-06-12
19681968-03-281968-06-09
19691969-04-031969-07-28
19701970-03-271970-06-07
19711971-03-021971-05-22
19721972-03-291972-10-27
19731973-01-041973-06-19
19741974-03-051974-06-18
19751975-03-151975-05-09
19761976-03-121976-06-13
19771977-03-121977-10-16
19781978-04-161978-05-28
19791979-03-231979-08-02
19801980-02-211980-10-28
19811981-03-011981-05-27
19821982-03-121982-09-30
19831983-03-191983-06-29
19841984-03-181984-10-17
19851985-03-041985-05-31
19861986-03-101986-05-17
19871987-03-221987-05-29
19881988-04-051988-06-03
19981998-04-021998-07-22
19991999-03-041999-12-23
20022002-03-172002-07-11

Every Fixed Threshold

Fixed thresholds at Tepexpan
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days30257199974
35 C (95 F): Days41419999
90 F (32.2 C): Days24136199925
0 C (32 F): Frost days (min3281197055
10 mm (0.39 in): Days with 10 mm or more rain312419655
25 mm (0.98 in): Days with 25 mm or more rain27719702
50 mm (1.97 in): Days with 50 mm or more rain6219681

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1961.

Download the Data

  • Data for Tepexpan 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).