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Data as of 2025-12-31
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Built 2026-10-19 (19 October 2026)

Mamantel Threshold Days by Year (MXN00004057)

14 fixed thresholds counted per year at Mamantel (MXN00004057): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Mamantel Thresholds

  • Mamantel: days with 10 mm (0.39 in) or more of precipitation in 30 years, most in 1980 with 84.
  • Mamantel: days with 25 mm (0.98 in) or more of precipitation in 29 years, most in 1980 with 44.
  • Mamantel: days with a maximum temperature at or above 30 C (86 F) in 28 years, most in 1982 with 338.
  • Mamantel: days with a maximum temperature at or above 35 C (95 F) in 28 years, most in 2009 with 191.
  • 14 fixed thresholds have at least one qualifying day at Mamantel.
28 years with a qualifying day
Days at or above 30 C (86 F) per year at Mamantel Days per year at Mamantel with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 338 in 1982. 01002003004001980: 2791981: 2731982: 3381983: 2951984: 2991985: 3131986: 3111987: 3041988: 2591989: 2651990: 3051992: 3141993: 2961996: 2721997: 2861998: 2902000: 2902001: 2762002: 2962003: 2842004: 2832005: 3232006: 3182007: 3292008: 3232009: 3242010: 3302011: 3171980198319861989199319982002200520082011
Days per year at Mamantel with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 338 in 1982.
Days at or above 30 C (86 F) per year at Mamantel
YearDaysDecade average
1980279293.6
1981273293.6
1982338293.6
1983295293.6
1984299293.6
1985313293.6
1986311293.6
1987304293.6
1988259293.6
1989265293.6
1990305293.8
1992314293.8
1993296293.8
1996272293.8
1997286293.8
1998290293.8
2000290304.6
2001276304.6
2002296304.6
2003284304.6
2004283304.6
2005323304.6
2006318304.6
2007329304.6
2008323304.6
2009324304.6
2010330323.5
2011317323.5
First to last qualifying date each year at Mamantel For each year, a bar from the first to the last day at Mamantel meeting 30 C (86 F). 1980: 1 January 1980 to 18 December 19801981: 2 January 1981 to 31 December 19811982: 1 January 1982 to 31 December 19821983: 1 January 1983 to 31 December 19831984: 9 January 1984 to 31 December 19841985: 1 January 1985 to 31 December 19851986: 1 January 1986 to 30 December 19861987: 3 January 1987 to 31 December 19871988: 1 January 1988 to 31 December 19881989: 2 January 1989 to 31 December 19891990: 1 February 1990 to 26 December 19901992: 5 January 1992 to 31 December 19921993: 1 January 1993 to 26 December 19931996: 27 January 1996 to 28 December 19961997: 5 January 1997 to 26 December 19971998: 4 January 1998 to 23 December 19982000: 4 January 2000 to 28 December 20002001: 13 January 2001 to 23 December 20012002: 18 January 2002 to 31 December 20022003: 1 January 2003 to 13 December 20032004: 5 January 2004 to 31 December 20042005: 1 January 2005 to 31 December 20052006: 1 January 2006 to 31 December 20062007: 1 January 2007 to 31 December 20072008: 1 January 2008 to 31 December 20082009: 2 January 2009 to 28 December 20092010: 1 January 2010 to 30 December 20102011: 1 January 2011 to 30 December 20111980198419881993200020042008JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Mamantel meeting 30 C (86 F).
First to last qualifying date each year at Mamantel
YearFirst dateLast date
19801980-01-011980-12-18
19811981-01-021981-12-31
19821982-01-011982-12-31
19831983-01-011983-12-31
19841984-01-091984-12-31
19851985-01-011985-12-31
19861986-01-011986-12-30
19871987-01-031987-12-31
19881988-01-011988-12-31
19891989-01-021989-12-31
19901990-02-011990-12-26
19921992-01-051992-12-31
19931993-01-011993-12-26
19961996-01-271996-12-28
19971997-01-051997-12-26
19981998-01-041998-12-23
20002000-01-042000-12-28
20012001-01-132001-12-23
20022002-01-182002-12-31
20032003-01-012003-12-13
20042004-01-052004-12-31
20052005-01-012005-12-31
20062006-01-012006-12-31
20072007-01-012007-12-31
20082008-01-012008-12-31
20092009-01-022009-12-28
20102010-01-012010-12-30
20112011-01-012011-12-30

Every Fixed Threshold

Fixed thresholds at Mamantel
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days283381982317
35 C (95 F): Days281912009150
40 C (104 F): Days2237199021
45 C (113 F): Days1219902
90 F (32.2 C): Days282592009232
100 F (37.8 C): Days2866198762
110 F (43.3 C): Days3219901
20 C (68 F): Tropical nights (min283161997256
25 C (77 F): Days with min2669199813
10 mm (0.39 in): Days with 10 mm or more rain3084198043
25 mm (0.98 in): Days with 25 mm or more rain2944198017
50 mm (1.97 in): Days with 50 mm or more rain281719801
100 mm (3.94 in): Days with 100 mm or more rain8220001
200 mm (7.87 in): Days with 200 mm or more rain1119921

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1980.

Download the Data

  • Data for Mamantel 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).