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Data as of 2025-12-31
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Built 2026-10-16 (16 October 2026)

Montezuma Threshold Days by Year

17 fixed thresholds counted per year at Montezuma (USC00145421): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Montezuma Thresholds

  • Montezuma: days with a maximum temperature at or above 30 C (86 F) in 29 years, most in 2022 with 122.
  • Montezuma: days with a maximum temperature at or above 35 C (95 F) in 29 years, most in 2011 with 76.
  • Montezuma: days with a maximum temperature at or above 90 F (32.2 C) in 29 years, most in 2011 with 97.
  • Montezuma: days with a maximum temperature at or below 0 C (32 F) in 29 years, most in 2007 with 29.
  • 17 fixed thresholds have at least one qualifying day at Montezuma.
29 years with a qualifying day
Days at or above 30 C (86 F) per year at Montezuma Days per year at Montezuma with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 122 in 2022. 0501001501997: 751998: 1001999: 802000: 1122001: 892002: 992003: 802004: 752005: 922006: 942007: 842008: 802009: 702010: 1012011: 1142012: 1132013: 1022014: 952015: 952016: 1052017: 952018: 1092019: 1032020: 1052021: 1062022: 1222023: 942024: 1222025: 981997200020032006200920122015201820212024
Days per year at Montezuma with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 122 in 2022.
Days at or above 30 C (86 F) per year at Montezuma
YearDaysDecade average
19977585
199810085
19998085
200011287.5
20018987.5
20029987.5
20038087.5
20047587.5
20059287.5
20069487.5
20078487.5
20088087.5
20097087.5
2010101103.2
2011114103.2
2012113103.2
2013102103.2
201495103.2
201595103.2
2016105103.2
201795103.2
2018109103.2
2019103103.2
2020105107.8
2021106107.8
2022122107.8
202394107.8
2024122107.8
202598107.8
First to last qualifying date each year at Montezuma For each year, a bar from the first to the last day at Montezuma meeting 30 C (86 F). 1997: 14 May 1997 to 7 October 19971998: 25 April 1998 to 15 October 19981999: 15 May 1999 to 15 October 19992000: 6 April 2000 to 4 October 20002001: 20 April 2001 to 1 November 20012002: 2 April 2002 to 1 October 20022003: 3 April 2003 to 24 October 20032004: 17 April 2004 to 22 September 20042005: 5 April 2005 to 5 October 20052006: 6 April 2006 to 4 October 20062007: 15 May 2007 to 21 October 20072008: 25 April 2008 to 5 October 20082009: 23 April 2009 to 1 October 20092010: 6 April 2010 to 17 October 20102011: 4 April 2011 to 5 October 20112012: 2 April 2012 to 24 October 20122013: 29 April 2013 to 10 October 20132014: 13 April 2014 to 27 October 20142015: 17 March 2015 to 15 October 20152016: 19 February 2016 to 1 November 20162017: 11 February 2017 to 19 October 20172018: 24 March 2018 to 6 October 20182019: 11 April 2019 to 19 October 20192020: 26 March 2020 to 15 October 20202021: 30 March 2021 to 10 October 20212022: 6 April 2022 to 24 October 20222023: 13 April 2023 to 24 October 20232024: 6 April 2024 to 29 October 20242025: 28 March 2025 to 13 October 202519972001200520092013201720212025JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Montezuma meeting 30 C (86 F).
First to last qualifying date each year at Montezuma
YearFirst dateLast date
19971997-05-141997-10-07
19981998-04-251998-10-15
19991999-05-151999-10-15
20002000-04-062000-10-04
20012001-04-202001-11-01
20022002-04-022002-10-01
20032003-04-032003-10-24
20042004-04-172004-09-22
20052005-04-052005-10-05
20062006-04-062006-10-04
20072007-05-152007-10-21
20082008-04-252008-10-05
20092009-04-232009-10-01
20102010-04-062010-10-17
20112011-04-042011-10-05
20122012-04-022012-10-24
20132013-04-292013-10-10
20142014-04-132014-10-27
20152015-03-172015-10-15
20162016-02-192016-11-01
20172017-02-112017-10-19
20182018-03-242018-10-06
20192019-04-112019-10-19
20202020-03-262020-10-15
20212021-03-302021-10-10
20222022-04-062022-10-24
20232023-04-132023-10-24
20242024-04-062024-10-29
20252025-03-282025-10-13

Every Fixed Threshold

Fixed thresholds at Montezuma
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days29122202298
35 C (95 F): Days2976201123
40 C (104 F): Days141520112
90 F (32.2 C): Days2997201163
100 F (37.8 C): Days284520115
110 F (43.3 C): Days1120111
0 C (32 F): Ice days (max2929200715
0 C (32 F): Frost days (min291601997120
-10 C (14 F): Days with min2943200021
-20 C (-4 F): Days with min15419984
20 C (68 F): Tropical nights (min2950201114
25 C (77 F): Days with min1120011
10 mm (0.39 in): Days with 10 mm or more rain2929201518
25 mm (0.98 in): Days with 25 mm or more rain291020152
50 mm (1.97 in): Days with 50 mm or more rain18320033
10 cm (3.9 in): Days with 10 cm or more snowfall19320012
25 cm (9.8 in): Days with 25 cm or more snowfall1120091

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1997.

Download the Data

  • Data for Montezuma 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 2026-10-14 (14 October 2026). Threshold counts are computed by this site.

Data as of . Last revised (2025-12-31).