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Built 2026-10-19 (19 October 2026)

Mutton Mountain Oregon Threshold Days by Year

11 fixed thresholds counted per year at Mutton Mountain Oregon (USR0000OMUT): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Mutton Mountain Oregon Thresholds

  • Mutton Mountain Oregon: days with a maximum temperature at or above 30 C (86 F) in 35 years, most in 1998 with 40.
  • Mutton Mountain Oregon: days with a maximum temperature at or above 90 F (32.2 C) in 35 years, most in 1998 with 23.
  • Mutton Mountain Oregon: days with a maximum temperature at or below 0 C (32 F) in 35 years, most in 1993 with 38.
  • Mutton Mountain Oregon: nights with a minimum temperature at or below 0 C (32 F) in 35 years, most in 2008 with 158.
  • 11 fixed thresholds have at least one qualifying day at Mutton Mountain Oregon.
35 years with a qualifying day
Days at or above 30 C (86 F) per year at Mutton Mountain Oregon Days per year at Mutton Mountain Oregon with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 40 in 1998. 0102030401992: 311993: 91994: 331995: 171996: 261997: 51998: 401999: 182000: 152001: 252002: 222003: 252004: 242005: 212006: 322007: 212008: 172009: 192010: 102011: 92012: 162013: 152014: 182015: 272016: 142017: 332018: 222019: 52020: 182021: 352022: 292023: 162024: 252025: 232026: 16199219962000200420082012201620202024
Days per year at Mutton Mountain Oregon with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 40 in 1998.
Days at or above 30 C (86 F) per year at Mutton Mountain Oregon
YearDaysDecade average
19923122.4
1993922.4
19943322.4
19951722.4
19962622.4
1997522.4
19984022.4
19991822.4
20001522.1
20012522.1
20022222.1
20032522.1
20042422.1
20052122.1
20063222.1
20072122.1
20081722.1
20091922.1
20101016.9
2011916.9
20121616.9
20131516.9
20141816.9
20152716.9
20161416.9
20173316.9
20182216.9
2019516.9
20201823.1
20213523.1
20222923.1
20231623.1
20242523.1
20252323.1
20261623.1
First to last qualifying date each year at Mutton Mountain Oregon For each year, a bar from the first to the last day at Mutton Mountain Oregon meeting 30 C (86 F). 1992: 6 May 1992 to 1 October 19921993: 3 August 1993 to 29 September 19931994: 21 June 1994 to 27 September 19941995: 1 July 1995 to 16 September 19951996: 1 July 1996 to 29 August 19961997: 4 July 1997 to 28 July 19971998: 30 June 1998 to 16 September 19981999: 10 July 1999 to 27 August 19992000: 28 June 2000 to 14 September 20002001: 22 May 2001 to 9 September 20012002: 15 June 2002 to 13 September 20022003: 7 June 2003 to 6 September 20032004: 22 June 2004 to 31 August 20042005: 14 July 2005 to 28 August 20052006: 16 May 2006 to 29 September 20062007: 1 June 2007 to 11 September 20072008: 17 May 2008 to 16 September 20082009: 3 July 2009 to 23 September 20092010: 8 July 2010 to 25 August 20102011: 6 July 2011 to 24 September 20112012: 7 July 2012 to 20 September 20122013: 30 June 2013 to 12 September 20132014: 7 July 2014 to 11 August 20142015: 7 June 2015 to 12 September 20152016: 5 June 2016 to 20 August 20162017: 19 June 2017 to 12 September 20172018: 12 July 2018 to 16 August 20182019: 26 July 2019 to 28 August 20192020: 23 June 2020 to 6 September 20202021: 1 June 2021 to 16 August 20212022: 27 June 2022 to 2 September 20222023: 30 June 2023 to 16 September 20232024: 5 July 2024 to 7 September 20242025: 8 June 2025 to 5 September 20252026: 15 June 2026 to 25 August 20261992199720022007201220172022JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Mutton Mountain Oregon meeting 30 C (86 F).
First to last qualifying date each year at Mutton Mountain Oregon
YearFirst dateLast date
19921992-05-061992-10-01
19931993-08-031993-09-29
19941994-06-211994-09-27
19951995-07-011995-09-16
19961996-07-011996-08-29
19971997-07-041997-07-28
19981998-06-301998-09-16
19991999-07-101999-08-27
20002000-06-282000-09-14
20012001-05-222001-09-09
20022002-06-152002-09-13
20032003-06-072003-09-06
20042004-06-222004-08-31
20052005-07-142005-08-28
20062006-05-162006-09-29
20072007-06-012007-09-11
20082008-05-172008-09-16
20092009-07-032009-09-23
20102010-07-082010-08-25
20112011-07-062011-09-24
20122012-07-072012-09-20
20132013-06-302013-09-12
20142014-07-072014-08-11
20152015-06-072015-09-12
20162016-06-052016-08-20
20172017-06-192017-09-12
20182018-07-122018-08-16
20192019-07-262019-08-28
20202020-06-232020-09-06
20212021-06-012021-08-16
20222022-06-272022-09-02
20232023-06-302023-09-16
20242024-07-052024-09-07
20252025-06-082025-09-05
20262026-06-152026-08-25

Every Fixed Threshold

Fixed thresholds at Mutton Mountain Oregon
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days3540199816
35 C (95 F): Days20819984
40 C (104 F): Days1120211
90 F (32.2 C): Days352319987
100 F (37.8 C): Days5220212
0 C (32 F): Ice days (max353819938
0 C (32 F): Frost days (min35158200857
-10 C (14 F): Days with min322919935
-20 C (-4 F): Days with min3419962
20 C (68 F): Tropical nights (min321720175
25 C (77 F): Days with min4320223

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 Mutton Mountain Oregon 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).