Built 2026-10-19 (19 October 2026)

Altamirano (Cfe) Threshold Days by Year (MXN00007179)

9 fixed thresholds counted per year at Altamirano (Cfe) (MXN00007179): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Altamirano (Cfe) Thresholds

  • Altamirano (Cfe): days with a maximum temperature at or above 30 C (86 F) in 25 years, most in 1975 with 76.
  • Altamirano (Cfe): days with 10 mm (0.39 in) or more of precipitation in 25 years, most in 1981 with 73.
  • Altamirano (Cfe): days with 25 mm (0.98 in) or more of precipitation in 25 years, most in 1981 with 26.
  • Altamirano (Cfe): days with 50 mm (1.97 in) or more of precipitation in 23 years, most in 1969 with 5.
  • 9 fixed thresholds have at least one qualifying day at Altamirano (Cfe).
25 years with a qualifying day
Days at or above 30 C (86 F) per year at Altamirano (Cfe) Days per year at Altamirano (Cfe) with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 76 in 1975. 0204060801965: 541966: 291967: 311968: 461969: 621970: 521971: 581972: 551973: 751974: 441975: 761976: 461977: 441978: 581979: 481980: 511981: 441982: 631983: 651984: 411985: 231990: 131991: 591992: 71993: 31196519681971197419771980198319901993
Days per year at Altamirano (Cfe) with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 76 in 1975.
Days at or above 30 C (86 F) per year at Altamirano (Cfe)
YearDaysDecade average
19655444.4
19662944.4
19673144.4
19684644.4
19696244.4
19705255.6
19715855.6
19725555.6
19737555.6
19744455.6
19757655.6
19764655.6
19774455.6
19785855.6
19794855.6
19805147.8
19814447.8
19826347.8
19836547.8
19844147.8
19852347.8
19901327.5
19915927.5
1992727.5
19933127.5
First to last qualifying date each year at Altamirano (Cfe) For each year, a bar from the first to the last day at Altamirano (Cfe) meeting 30 C (86 F). 1965: 24 February 1965 to 30 September 19651966: 12 February 1966 to 10 October 19661967: 6 February 1967 to 25 November 19671968: 6 March 1968 to 27 November 19681969: 9 January 1969 to 9 December 19691970: 18 January 1970 to 11 June 19701971: 7 February 1971 to 16 September 19711972: 16 February 1972 to 28 November 19721973: 21 January 1973 to 24 December 19731974: 3 February 1974 to 10 June 19741975: 10 January 1975 to 9 November 19751976: 21 March 1976 to 28 December 19761977: 9 January 1977 to 31 December 19771978: 25 January 1978 to 21 December 19781979: 20 January 1979 to 10 November 19791980: 26 January 1980 to 11 August 19801981: 27 January 1981 to 2 September 19811982: 13 January 1982 to 19 June 19821983: 21 January 1983 to 7 June 19831984: 26 February 1984 to 15 October 19841985: 20 March 1985 to 1 November 19851990: 30 March 1990 to 30 May 19901991: 1 March 1991 to 4 June 19911992: 5 March 1992 to 6 June 19921993: 11 February 1993 to 30 October 19931965196919731977198119851993JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Altamirano (Cfe) meeting 30 C (86 F).
First to last qualifying date each year at Altamirano (Cfe)
YearFirst dateLast date
19651965-02-241965-09-30
19661966-02-121966-10-10
19671967-02-061967-11-25
19681968-03-061968-11-27
19691969-01-091969-12-09
19701970-01-181970-06-11
19711971-02-071971-09-16
19721972-02-161972-11-28
19731973-01-211973-12-24
19741974-02-031974-06-10
19751975-01-101975-11-09
19761976-03-211976-12-28
19771977-01-091977-12-31
19781978-01-251978-12-21
19791979-01-201979-11-10
19801980-01-261980-08-11
19811981-01-271981-09-02
19821982-01-131982-06-19
19831983-01-211983-06-07
19841984-02-261984-10-15
19851985-03-201985-11-01
19901990-03-301990-05-30
19911991-03-011991-06-04
19921992-03-051992-06-06
19931993-02-111993-10-30

Every Fixed Threshold

Fixed thresholds at Altamirano (Cfe)
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days2576197531
35 C (95 F): Days141319738
90 F (32.2 C): Days224019736
100 F (37.8 C): Days1219732
20 C (68 F): Tropical nights (min5119651
10 mm (0.39 in): Days with 10 mm or more rain2573198144
25 mm (0.98 in): Days with 25 mm or more rain2526198112
50 mm (1.97 in): Days with 50 mm or more rain23519691
100 mm (3.94 in): Days with 100 mm or more rain1119791

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1965.

Download the Data

  • Data for Altamirano (Cfe) 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).