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Built 2026-10-19 (19 October 2026)

Antelope Montana Threshold Days by Year (USR0000MANT)

9 fixed thresholds counted per year at Antelope Montana (USR0000MANT): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Antelope Montana Thresholds

  • Antelope Montana: days with a maximum temperature at or below 0 C (32 F) in 31 years, most in 2022 with 114.
  • Antelope Montana: nights with a minimum temperature at or below 0 C (32 F) in 31 years, most in 2002 with 223.
  • Antelope Montana: nights with a minimum temperature at or below -10 C (14 F) in 31 years, most in 2022 with 94.
  • Antelope Montana: days with a maximum temperature at or above 30 C (86 F) in 30 years, most in 2007 with 19.
  • 9 fixed thresholds have at least one qualifying day at Antelope Montana.
30 years with a qualifying day
Days at or above 30 C (86 F) per year at Antelope Montana Days per year at Antelope Montana with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 19 in 2007. 051015201992: 31994: 41995: 11996: 21999: 32000: 132002: 102004: 12005: 72006: 112007: 192008: 22009: 22010: 22011: 12012: 62013: 122014: 12015: 82016: 72017: 82018: 42019: 22020: 82021: 122022: 152023: 52024: 122025: 62026: 171992199620022006200920122015201820212024
Days per year at Antelope Montana with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 19 in 2007.
Days at or above 30 C (86 F) per year at Antelope Montana
YearDaysDecade average
199232.6
199442.6
199512.6
199622.6
199932.6
2000138.1
2002108.1
200418.1
200578.1
2006118.1
2007198.1
200828.1
200928.1
201025.1
201115.1
201265.1
2013125.1
201415.1
201585.1
201675.1
201785.1
201845.1
201925.1
2020810.7
20211210.7
20221510.7
2023510.7
20241210.7
2025610.7
20261710.7
First to last qualifying date each year at Antelope Montana For each year, a bar from the first to the last day at Antelope Montana meeting 30 C (86 F). 1992: 1 August 1992 to 14 August 19921994: 21 July 1994 to 29 July 19941995: 1 September 1995 to 1 September 19951996: 10 August 1996 to 12 August 19961999: 12 July 1999 to 27 July 19992000: 13 July 2000 to 15 August 20002002: 25 June 2002 to 24 July 20022004: 14 July 2004 to 14 July 20042005: 13 July 2005 to 6 August 20052006: 15 July 2006 to 29 July 20062007: 4 July 2007 to 16 August 20072008: 26 July 2008 to 1 August 20082009: 23 July 2009 to 21 August 20092010: 16 July 2010 to 17 July 20102011: 26 August 2011 to 26 August 20112012: 12 July 2012 to 9 August 20122013: 28 June 2013 to 19 August 20132014: 8 July 2014 to 8 July 20142015: 26 June 2015 to 2 August 20152016: 28 June 2016 to 2 August 20162017: 5 July 2017 to 3 September 20172018: 10 July 2018 to 11 August 20182019: 22 July 2019 to 4 September 20192020: 1 August 2020 to 5 September 20202021: 14 June 2021 to 16 August 20212022: 20 July 2022 to 7 September 20222023: 22 July 2023 to 17 August 20232024: 23 June 2024 to 6 August 20242025: 8 July 2025 to 19 August 20252026: 11 July 2026 to 21 August 202619921999200520092013201720212025JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Antelope Montana meeting 30 C (86 F).
First to last qualifying date each year at Antelope Montana
YearFirst dateLast date
19921992-08-011992-08-14
19941994-07-211994-07-29
19951995-09-011995-09-01
19961996-08-101996-08-12
19991999-07-121999-07-27
20002000-07-132000-08-15
20022002-06-252002-07-24
20042004-07-142004-07-14
20052005-07-132005-08-06
20062006-07-152006-07-29
20072007-07-042007-08-16
20082008-07-262008-08-01
20092009-07-232009-08-21
20102010-07-162010-07-17
20112011-08-262011-08-26
20122012-07-122012-08-09
20132013-06-282013-08-19
20142014-07-082014-07-08
20152015-06-262015-08-02
20162016-06-282016-08-02
20172017-07-052017-09-03
20182018-07-102018-08-11
20192019-07-222019-09-04
20202020-08-012020-09-05
20212021-06-142021-08-16
20222022-07-202022-09-07
20232023-07-222023-08-17
20242024-06-232024-08-06
20252025-07-082025-08-19
20262026-07-112026-08-21

Every Fixed Threshold

Fixed thresholds at Antelope Montana
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days3019200717
35 C (95 F): Days1220022
90 F (32.2 C): Days12620072
0 C (32 F): Ice days (max31114202225
0 C (32 F): Frost days (min312232002113
-10 C (14 F): Days with min3194202218
-20 C (-4 F): Days with min291619967
-30 C (-22 F): Days with min8220082
20 C (68 F): Tropical nights (min1120001

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1992.

Download the Data

  • Data for Antelope Montana 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 (2026-10-17).