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Built 2026-10-19 (19 October 2026)

Aquismon Threshold Days by Year (MXN00024003)

17 fixed thresholds counted per year at Aquismon (MXN00024003): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Aquismon Thresholds

  • Aquismon: days with 10 mm (0.39 in) or more of precipitation in 50 years, most in 1976 with 84.
  • Aquismon: days with 25 mm (0.98 in) or more of precipitation in 50 years, most in 1976 with 42.
  • Aquismon: days with 50 mm (1.97 in) or more of precipitation in 50 years, most in 1976 with 25.
  • Aquismon: days with a maximum temperature at or above 30 C (86 F) in 49 years, most in 1963 with 307.
  • 17 fixed thresholds have at least one qualifying day at Aquismon.
49 years with a qualifying day
Days at or above 30 C (86 F) per year at Aquismon Days per year at Aquismon with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 307 in 1963. 01002003004001961: 2211962: 2311963: 3071964: 2701965: 2051966: 1841967: 2051968: 1861969: 1921970: 1831971: 2261972: 2361973: 2351974: 2171975: 2471976: 1961977: 2201978: 2251979: 2371980: 2291981: 2331982: 2591983: 2361984: 2321985: 2491986: 2411987: 2281988: 2401989: 2541990: 2411991: 2261992: 2021993: 2201994: 2331995: 2511996: 2521997: 2371998: 2611999: 2552000: 2692001: 2472002: 2432003: 2562004: 2552005: 2492006: 2702007: 2612008: 2922010: 2431961196619711976198119861991199620012006
Days per year at Aquismon with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 307 in 1963.
Days at or above 30 C (86 F) per year at Aquismon
YearDaysDecade average
1961221222.3
1962231222.3
1963307222.3
1964270222.3
1965205222.3
1966184222.3
1967205222.3
1968186222.3
1969192222.3
1970183222.2
1971226222.2
1972236222.2
1973235222.2
1974217222.2
1975247222.2
1976196222.2
1977220222.2
1978225222.2
1979237222.2
1980229240.1
1981233240.1
1982259240.1
1983236240.1
1984232240.1
1985249240.1
1986241240.1
1987228240.1
1988240240.1
1989254240.1
1990241237.8
1991226237.8
1992202237.8
1993220237.8
1994233237.8
1995251237.8
1996252237.8
1997237237.8
1998261237.8
1999255237.8
2000269260.2
2001247260.2
2002243260.2
2003256260.2
2004255260.2
2005249260.2
2006270260.2
2007261260.2
2008292260.2
2010243243
First to last qualifying date each year at Aquismon For each year, a bar from the first to the last day at Aquismon meeting 30 C (86 F). 1961: 17 February 1961 to 14 December 19611962: 15 January 1962 to 29 November 19621963: 10 January 1963 to 31 December 19631964: 1 January 1964 to 26 December 19641965: 25 January 1965 to 13 December 19651966: 27 February 1966 to 9 December 19661967: 10 February 1967 to 18 December 19671968: 21 February 1968 to 27 December 19681969: 14 February 1969 to 18 November 19691970: 11 January 1970 to 30 December 19701971: 3 January 1971 to 9 December 19711972: 10 January 1972 to 31 December 19721973: 18 January 1973 to 31 December 19731974: 8 January 1974 to 23 November 19741975: 25 January 1975 to 15 December 19751976: 1 January 1976 to 11 November 19761977: 9 January 1977 to 30 December 19771978: 6 January 1978 to 31 December 19781979: 19 January 1979 to 23 December 19791980: 15 January 1980 to 13 November 19801981: 7 February 1981 to 31 December 19811982: 2 January 1982 to 24 December 19821983: 29 January 1983 to 30 November 19831984: 9 January 1984 to 30 November 19841985: 27 January 1985 to 31 December 19851986: 7 January 1986 to 18 December 19861987: 16 January 1987 to 25 December 19871988: 12 January 1988 to 30 December 19881989: 5 January 1989 to 11 December 19891990: 17 January 1990 to 30 December 19901991: 28 January 1991 to 9 December 19911992: 5 February 1992 to 25 November 19921993: 10 January 1993 to 14 December 19931994: 26 January 1994 to 16 December 19941995: 6 January 1995 to 18 December 19951996: 17 January 1996 to 14 December 19961997: 3 January 1997 to 9 December 19971998: 5 January 1998 to 30 December 19981999: 8 January 1999 to 11 December 19992000: 1 January 2000 to 18 December 20002001: 28 January 2001 to 22 December 20012002: 18 January 2002 to 18 December 20022003: 21 January 2003 to 9 December 20032004: 2 January 2004 to 22 December 20042005: 1 January 2005 to 30 December 20052006: 1 January 2006 to 29 December 20062007: 5 January 2007 to 26 December 20072008: 7 January 2008 to 29 December 20082010: 19 January 2010 to 31 December 20101961196819751982198919962003JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Aquismon meeting 30 C (86 F).
First to last qualifying date each year at Aquismon
YearFirst dateLast date
19611961-02-171961-12-14
19621962-01-151962-11-29
19631963-01-101963-12-31
19641964-01-011964-12-26
19651965-01-251965-12-13
19661966-02-271966-12-09
19671967-02-101967-12-18
19681968-02-211968-12-27
19691969-02-141969-11-18
19701970-01-111970-12-30
19711971-01-031971-12-09
19721972-01-101972-12-31
19731973-01-181973-12-31
19741974-01-081974-11-23
19751975-01-251975-12-15
19761976-01-011976-11-11
19771977-01-091977-12-30
19781978-01-061978-12-31
19791979-01-191979-12-23
19801980-01-151980-11-13
19811981-02-071981-12-31
19821982-01-021982-12-24
19831983-01-291983-11-30
19841984-01-091984-11-30
19851985-01-271985-12-31
19861986-01-071986-12-18
19871987-01-161987-12-25
19881988-01-121988-12-30
19891989-01-051989-12-11
19901990-01-171990-12-30
19911991-01-281991-12-09
19921992-02-051992-11-25
19931993-01-101993-12-14
19941994-01-261994-12-16
19951995-01-061995-12-18
19961996-01-171996-12-14
19971997-01-031997-12-09
19981998-01-051998-12-30
19991999-01-081999-12-11
20002000-01-012000-12-18
20012001-01-282001-12-22
20022002-01-182002-12-18
20032003-01-212003-12-09
20042004-01-022004-12-22
20052005-01-012005-12-30
20062006-01-012006-12-29
20072007-01-052007-12-26
20082008-01-072008-12-29
20102010-01-192010-12-31

Every Fixed Threshold

Fixed thresholds at Aquismon
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days493071963243
35 C (95 F): Days491651963116
40 C (104 F): Days413519986
45 C (113 F): Days9519981
50 C (122 F): Days1119981
90 F (32.2 C): Days492331963168
100 F (37.8 C): Days4968199823
110 F (43.3 C): Days15819983
120 F (48.9 C): Days1119981
0 C (32 F): Frost days (min2319893
20 C (68 F): Tropical nights (min492352006179
25 C (77 F): Days with min4972196371
10 mm (0.39 in): Days with 10 mm or more rain5084197654
25 mm (0.98 in): Days with 25 mm or more rain5042197625
50 mm (1.97 in): Days with 50 mm or more rain502519766
100 mm (3.94 in): Days with 100 mm or more rain44920071
200 mm (7.87 in): Days with 200 mm or more rain15219752

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 Aquismon 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).