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Built 2026-10-15 (15 October 2026)

Mount Logan Arizona Threshold Days by Year

8 fixed thresholds counted per year at Mount Logan Arizona (USR0000AMTL): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Mount Logan Arizona Thresholds

  • Mount Logan Arizona: days with a maximum temperature at or above 30 C (86 F) in 38 years, most in 2002 with 47.
  • Mount Logan Arizona: days with a maximum temperature at or below 0 C (32 F) in 38 years, most in 1990 with 37.
  • Mount Logan Arizona: nights with a minimum temperature at or below 0 C (32 F) in 38 years, most in 1991 with 161.
  • Mount Logan Arizona: nights with a minimum temperature at or below -10 C (14 F) in 38 years, most in 1987 with 24.
  • 8 fixed thresholds have at least one qualifying day at Mount Logan Arizona.
38 years with a qualifying day
Days at or above 30 C (86 F) per year at Mount Logan Arizona Days per year at Mount Logan Arizona with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 47 in 2002. 02040601986: 41987: 11988: 91989: 141990: 101991: 81992: 101993: 51994: 251995: 161996: 241997: 81998: 161999: 62000: 382001: 202002: 472003: 372006: 102007: 162008: 52009: 72010: 92011: 42012: 72013: 122014: 12015: 52017: 142018: 32019: 62020: 202021: 162022: 62023: 122024: 152025: 112026: 121986199019941998200220082012201720212025
Days per year at Mount Logan Arizona with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 47 in 2002.
Days at or above 30 C (86 F) per year at Mount Logan Arizona
YearDaysDecade average
198647
198717
198897
1989147
19901012.8
1991812.8
19921012.8
1993512.8
19942512.8
19951612.8
19962412.8
1997812.8
19981612.8
1999612.8
20003822.5
20012022.5
20024722.5
20033722.5
20061022.5
20071622.5
2008522.5
2009722.5
201096.8
201146.8
201276.8
2013126.8
201416.8
201556.8
2017146.8
201836.8
201966.8
20202013.1
20211613.1
2022613.1
20231213.1
20241513.1
20251113.1
20261213.1
First to last qualifying date each year at Mount Logan Arizona For each year, a bar from the first to the last day at Mount Logan Arizona meeting 30 C (86 F). 1986: 27 June 1986 to 1 August 19861987: 14 July 1987 to 14 July 19871988: 23 June 1988 to 22 July 19881989: 15 June 1989 to 7 August 19891990: 21 June 1990 to 11 July 19901991: 2 July 1991 to 21 August 19911992: 17 July 1992 to 19 August 19921993: 30 July 1993 to 3 August 19931994: 23 June 1994 to 11 August 19941995: 8 July 1995 to 3 September 19951996: 3 June 1996 to 30 August 19961997: 4 July 1997 to 7 August 19971998: 28 June 1998 to 29 August 19981999: 28 June 1999 to 6 July 19992000: 23 May 2000 to 16 September 20002001: 7 June 2001 to 28 August 20012002: 30 May 2002 to 26 August 20022003: 27 May 2003 to 27 September 20032006: 23 June 2006 to 25 July 20062007: 22 June 2007 to 1 September 20072008: 29 June 2008 to 9 July 20082009: 29 June 2009 to 28 August 20092010: 6 June 2010 to 27 September 20102011: 2 July 2011 to 25 August 20112012: 20 June 2012 to 10 August 20122013: 8 June 2013 to 16 August 20132014: 30 June 2014 to 30 June 20142015: 20 June 2015 to 29 June 20152017: 17 June 2017 to 27 August 20172018: 21 June 2018 to 25 July 20182019: 28 July 2019 to 1 September 20192020: 23 June 2020 to 7 September 20202021: 14 June 2021 to 8 September 20212022: 9 July 2022 to 6 September 20222023: 2 July 2023 to 29 July 20232024: 6 June 2024 to 6 August 20242025: 18 June 2025 to 21 August 20252026: 9 July 2026 to 8 August 202619861991199620012008201320192024JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Mount Logan Arizona meeting 30 C (86 F).
First to last qualifying date each year at Mount Logan Arizona
YearFirst dateLast date
19861986-06-271986-08-01
19871987-07-141987-07-14
19881988-06-231988-07-22
19891989-06-151989-08-07
19901990-06-211990-07-11
19911991-07-021991-08-21
19921992-07-171992-08-19
19931993-07-301993-08-03
19941994-06-231994-08-11
19951995-07-081995-09-03
19961996-06-031996-08-30
19971997-07-041997-08-07
19981998-06-281998-08-29
19991999-06-281999-07-06
20002000-05-232000-09-16
20012001-06-072001-08-28
20022002-05-302002-08-26
20032003-05-272003-09-27
20062006-06-232006-07-25
20072007-06-222007-09-01
20082008-06-292008-07-09
20092009-06-292009-08-28
20102010-06-062010-09-27
20112011-07-022011-08-25
20122012-06-202012-08-10
20132013-06-082013-08-16
20142014-06-302014-06-30
20152015-06-202015-06-29
20172017-06-172017-08-27
20182018-06-212018-07-25
20192019-07-282019-09-01
20202020-06-232020-09-07
20212021-06-142021-09-08
20222022-07-092022-09-06
20232023-07-022023-07-29
20242024-06-062024-08-06
20252025-06-182025-08-21
20262026-07-092026-08-08

Every Fixed Threshold

Fixed thresholds at Mount Logan Arizona
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days3847200212
35 C (95 F): Days5320031
90 F (32.2 C): Days211820021
0 C (32 F): Ice days (max383719905
0 C (32 F): Frost days (min38161199133
-10 C (14 F): Days with min382419873
-20 C (-4 F): Days with min4319901
20 C (68 F): Tropical nights (min2823202018

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1986.

Download the Data

  • Data for Mount Logan Arizona 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 (2026-10-14).