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Built 2026-10-19 (19 October 2026)

Juan Aldama Threshold Days by Year (MXN00032028)

10 fixed thresholds counted per year at Juan Aldama (MXN00032028): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Juan Aldama Thresholds

  • Juan Aldama: days with a maximum temperature at or above 30 C (86 F) in 39 years, most in 1974 with 172.
  • Juan Aldama: days with a maximum temperature at or above 90 F (32.2 C) in 39 years, most in 1974 with 97.
  • Juan Aldama: nights with a minimum temperature at or below 0 C (32 F) in 39 years, most in 2010 with 47.
  • Juan Aldama: days with 10 mm (0.39 in) or more of precipitation in 39 years, most in 1988 with 25.
  • 10 fixed thresholds have at least one qualifying day at Juan Aldama.
39 years with a qualifying day
Days at or above 30 C (86 F) per year at Juan Aldama Days per year at Juan Aldama with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 172 in 1974. 0501001502001964: 1061965: 1331966: 1241967: 1241968: 981969: 1291970: 1261971: 1561972: 1531974: 1721975: 1301976: 821977: 1371978: 801979: 1151980: 1191981: 941982: 1531983: 1291984: 791988: 751989: 1241990: 751991: 941992: 691993: 721994: 931995: 1001996: 991997: 381998: 961999: 612000: 432001: 462003: 432005: 712006: 642007: 382010: 601964196819721977198119881992199620002006
Days per year at Juan Aldama with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 172 in 1974.
Days at or above 30 C (86 F) per year at Juan Aldama
YearDaysDecade average
1964106119
1965133119
1966124119
1967124119
196898119
1969129119
1970126127.9
1971156127.9
1972153127.9
1974172127.9
1975130127.9
197682127.9
1977137127.9
197880127.9
1979115127.9
1980119110.4
198194110.4
1982153110.4
1983129110.4
198479110.4
198875110.4
1989124110.4
19907579.7
19919479.7
19926979.7
19937279.7
19949379.7
199510079.7
19969979.7
19973879.7
19989679.7
19996179.7
20004350.8
20014650.8
20034350.8
20057150.8
20066450.8
20073850.8
20106060
First to last qualifying date each year at Juan Aldama For each year, a bar from the first to the last day at Juan Aldama meeting 30 C (86 F). 1964: 30 March 1964 to 17 October 19641965: 9 March 1965 to 27 November 19651966: 6 March 1966 to 23 October 19661967: 16 February 1967 to 6 October 19671968: 26 March 1968 to 20 October 19681969: 20 March 1969 to 13 November 19691970: 31 March 1970 to 24 October 19701971: 1 February 1971 to 4 November 19711972: 25 February 1972 to 11 December 19721974: 25 January 1974 to 6 November 19741975: 8 March 1975 to 30 October 19751976: 14 January 1976 to 11 September 19761977: 14 March 1977 to 4 November 19771978: 18 March 1978 to 27 August 19781979: 28 March 1979 to 18 October 19791980: 25 April 1980 to 28 September 19801981: 1 April 1981 to 17 November 19811982: 23 February 1982 to 19 October 19821983: 8 March 1983 to 15 November 19831984: 22 January 1984 to 30 October 19841988: 3 February 1988 to 7 November 19881989: 13 March 1989 to 26 December 19891990: 7 March 1990 to 7 October 19901991: 5 March 1991 to 30 August 19911992: 21 April 1992 to 21 September 19921993: 11 April 1993 to 31 July 19931994: 22 March 1994 to 21 August 19941995: 21 March 1995 to 18 September 19951996: 16 April 1996 to 7 August 19961997: 29 March 1997 to 16 September 19971998: 24 March 1998 to 22 September 19981999: 1 April 1999 to 26 September 19992000: 17 April 2000 to 23 September 20002001: 1 April 2001 to 9 September 20012003: 10 March 2003 to 9 August 20032005: 19 March 2005 to 18 September 20052006: 14 March 2006 to 25 September 20062007: 21 March 2007 to 16 October 20072010: 29 April 2010 to 7 September 201019641969197519801988199319982005JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Juan Aldama meeting 30 C (86 F).
First to last qualifying date each year at Juan Aldama
YearFirst dateLast date
19641964-03-301964-10-17
19651965-03-091965-11-27
19661966-03-061966-10-23
19671967-02-161967-10-06
19681968-03-261968-10-20
19691969-03-201969-11-13
19701970-03-311970-10-24
19711971-02-011971-11-04
19721972-02-251972-12-11
19741974-01-251974-11-06
19751975-03-081975-10-30
19761976-01-141976-09-11
19771977-03-141977-11-04
19781978-03-181978-08-27
19791979-03-281979-10-18
19801980-04-251980-09-28
19811981-04-011981-11-17
19821982-02-231982-10-19
19831983-03-081983-11-15
19841984-01-221984-10-30
19881988-02-031988-11-07
19891989-03-131989-12-26
19901990-03-071990-10-07
19911991-03-051991-08-30
19921992-04-211992-09-21
19931993-04-111993-07-31
19941994-03-221994-08-21
19951995-03-211995-09-18
19961996-04-161996-08-07
19971997-03-291997-09-16
19981998-03-241998-09-22
19991999-04-011999-09-26
20002000-04-172000-09-23
20012001-04-012001-09-09
20032003-03-102003-08-09
20052005-03-192005-09-18
20062006-03-142006-09-25
20072007-03-212007-10-16
20102010-04-292010-09-07

Every Fixed Threshold

Fixed thresholds at Juan Aldama
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days39172197460
35 C (95 F): Days335719742
90 F (32.2 C): Days3997197417
100 F (37.8 C): Days12619821
0 C (32 F): Frost days (min3947201047
-10 C (14 F): Days with min1119971
20 C (68 F): Tropical nights (min4719927
10 mm (0.39 in): Days with 10 mm or more rain3925198811
25 mm (0.98 in): Days with 25 mm or more rain35919785
50 mm (1.97 in): Days with 50 mm or more rain9319701

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1964.

Download the Data

  • Data for Juan Aldama 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).