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Built 2026-10-19 (19 October 2026)

Mt Charleston Fire STN Threshold Days by Year (USC00265400)

15 fixed thresholds counted per year at Mt Charleston Fire STN (USC00265400): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Mt Charleston Fire STN Thresholds

  • Mt Charleston Fire STN: days with a maximum temperature at or below 0 C (32 F) in 47 years, most in 1949 with 35.
  • Mt Charleston Fire STN: nights with a minimum temperature at or below 0 C (32 F) in 47 years, most in 1995 with 277.
  • Mt Charleston Fire STN: nights with a minimum temperature at or below -10 C (14 F) in 47 years, most in 1995 with 88.
  • Mt Charleston Fire STN: days with a maximum temperature at or above 30 C (86 F) in 46 years, most in 1985 with 30.
  • 15 fixed thresholds have at least one qualifying day at Mt Charleston Fire STN.
46 years with a qualifying day
Days at or above 30 C (86 F) per year at Mt Charleston Fire STN Days per year at Mt Charleston Fire STN with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 30 in 1985. 01020301949: 21950: 131981: 241982: 41983: 81984: 51985: 301986: 211987: 121988: 261989: 301990: 141991: 41992: 11993: 31994: 201995: 131996: 171997: 51998: 141999: 22000: 42001: 32002: 162003: 82004: 32005: 92006: 22007: 102008: 12010: 32011: 22012: 62013: 92014: 52015: 92016: 142017: 182018: 72019: 12020: 172021: 112022: 22023: 132024: 92026: 201949198419891994199920042010201520202026
Days per year at Mt Charleston Fire STN with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 30 in 1985.
Days at or above 30 C (86 F) per year at Mt Charleston Fire STN
YearDaysDecade average
194922
19501313
19812417.8
1982417.8
1983817.8
1984517.8
19853017.8
19862117.8
19871217.8
19882617.8
19893017.8
1990149.3
199149.3
199219.3
199339.3
1994209.3
1995139.3
1996179.3
199759.3
1998149.3
199929.3
200046.2
200136.2
2002166.2
200386.2
200436.2
200596.2
200626.2
2007106.2
200816.2
201037.4
201127.4
201267.4
201397.4
201457.4
201597.4
2016147.4
2017187.4
201877.4
201917.4
20201712
20211112
2022212
20231312
2024912
20262012
First to last qualifying date each year at Mt Charleston Fire STN For each year, a bar from the first to the last day at Mt Charleston Fire STN meeting 30 C (86 F). 1949: 15 July 1949 to 16 July 19491950: 29 June 1950 to 3 September 19501981: 20 June 1981 to 10 August 19811982: 13 July 1982 to 1 August 19821983: 6 July 1983 to 7 August 19831984: 28 June 1984 to 12 July 19841985: 7 June 1985 to 1 September 19851986: 24 June 1986 to 8 September 19861987: 4 June 1987 to 12 September 19871988: 30 May 1988 to 19 August 19881989: 15 June 1989 to 7 September 19891990: 25 June 1990 to 12 September 19901991: 3 July 1991 to 6 July 19911992: 20 August 1992 to 20 August 19921993: 1 August 1993 to 3 August 19931994: 24 June 1994 to 17 August 19941995: 25 July 1995 to 10 August 19951996: 5 June 1996 to 1 September 19961997: 5 July 1997 to 9 August 19971998: 12 July 1998 to 30 August 19981999: 1 July 1999 to 2 July 19992000: 16 June 2000 to 31 July 20002001: 2 July 2001 to 19 August 20012002: 2 July 2002 to 21 August 20022003: 10 July 2003 to 23 July 20032004: 7 July 2004 to 12 August 20042005: 13 July 2005 to 21 July 20052006: 16 July 2006 to 17 July 20062007: 1 July 2007 to 16 July 20072008: 10 July 2008 to 10 July 20082010: 8 June 2010 to 20 July 20102011: 3 July 2011 to 25 August 20112012: 10 July 2012 to 11 August 20122013: 9 June 2013 to 18 August 20132014: 2 July 2014 to 25 July 20142015: 20 June 2015 to 19 August 20152016: 8 June 2016 to 15 August 20162017: 17 June 2017 to 22 July 20172018: 22 June 2018 to 8 July 20182019: 17 July 2019 to 17 July 20192020: 12 July 2020 to 7 September 20202021: 17 June 2021 to 12 August 20212022: 12 July 2022 to 13 July 20222023: 12 July 2023 to 30 July 20232024: 7 July 2024 to 6 August 20242026: 8 July 2026 to 28 August 202619491985199119972003201020162022JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Mt Charleston Fire STN meeting 30 C (86 F).
First to last qualifying date each year at Mt Charleston Fire STN
YearFirst dateLast date
19491949-07-151949-07-16
19501950-06-291950-09-03
19811981-06-201981-08-10
19821982-07-131982-08-01
19831983-07-061983-08-07
19841984-06-281984-07-12
19851985-06-071985-09-01
19861986-06-241986-09-08
19871987-06-041987-09-12
19881988-05-301988-08-19
19891989-06-151989-09-07
19901990-06-251990-09-12
19911991-07-031991-07-06
19921992-08-201992-08-20
19931993-08-011993-08-03
19941994-06-241994-08-17
19951995-07-251995-08-10
19961996-06-051996-09-01
19971997-07-051997-08-09
19981998-07-121998-08-30
19991999-07-011999-07-02
20002000-06-162000-07-31
20012001-07-022001-08-19
20022002-07-022002-08-21
20032003-07-102003-07-23
20042004-07-072004-08-12
20052005-07-132005-07-21
20062006-07-162006-07-17
20072007-07-012007-07-16
20082008-07-102008-07-10
20102010-06-082010-07-20
20112011-07-032011-08-25
20122012-07-102012-08-11
20132013-06-092013-08-18
20142014-07-022014-07-25
20152015-06-202015-08-19
20162016-06-082016-08-15
20172017-06-172017-07-22
20182018-06-222018-07-08
20192019-07-172019-07-17
20202020-07-122020-09-07
20212021-06-172021-08-12
20222022-07-122022-07-13
20232023-07-122023-07-30
20242024-07-072024-08-06
20262026-07-082026-08-28

Every Fixed Threshold

Fixed thresholds at Mt Charleston Fire STN
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days4630198520
35 C (95 F): Days3319852
90 F (32.2 C): Days201019882
0 C (32 F): Ice days (max473519493
0 C (32 F): Frost days (min47277199598
-10 C (14 F): Days with min478819954
-20 C (-4 F): Days with min131419492
20 C (68 F): Tropical nights (min2220241
10 mm (0.39 in): Days with 10 mm or more rain443119982
25 mm (0.98 in): Days with 25 mm or more rain431419933
50 mm (1.97 in): Days with 50 mm or more rain32519932
100 mm (3.94 in): Days with 100 mm or more rain10220101
10 cm (3.9 in): Days with 10 cm or more snowfall452220102
25 cm (9.8 in): Days with 25 cm or more snowfall38719491
50 cm (19.7 in): Days with 50 cm or more snowfall5219821

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1949.

Download the Data

  • Data for Mt Charleston Fire STN 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).