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Built 2026-10-18 (18 October 2026)

Morgan Mountain Oregon Threshold Days by Year

11 fixed thresholds counted per year at Morgan Mountain Oregon (USR0000OMOR): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Morgan Mountain Oregon Thresholds

  • Morgan Mountain Oregon: days with a maximum temperature at or above 30 C (86 F) in 41 years, most in 2017 with 62.
  • Morgan Mountain Oregon: days with a maximum temperature at or above 90 F (32.2 C) in 41 years, most in 2021 with 44.
  • Morgan Mountain Oregon: days with a maximum temperature at or below 0 C (32 F) in 41 years, most in 1993 with 67.
  • Morgan Mountain Oregon: nights with a minimum temperature at or below 0 C (32 F) in 41 years, most in 2011 with 164.
  • 11 fixed thresholds have at least one qualifying day at Morgan Mountain Oregon.
41 years with a qualifying day
Days at or above 30 C (86 F) per year at Morgan Mountain Oregon Days per year at Morgan Mountain Oregon with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 62 in 2017. 0204060801986: 341987: 261988: 411989: 221990: 461991: 421992: 321993: 81994: 561995: 221996: 401997: 231998: 491999: 362000: 422001: 512002: 402003: 562004: 402005: 442006: 542007: 562008: 452009: 472010: 382011: 462012: 502013: 572014: 462015: 412016: 382017: 622018: 402019: 372020: 382021: 582022: 602023: 372024: 562025: 512026: 52198619911996200120062011201620212026
Days per year at Morgan Mountain Oregon with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 62 in 2017.
Days at or above 30 C (86 F) per year at Morgan Mountain Oregon
YearDaysDecade average
19863430.8
19872630.8
19884130.8
19892230.8
19904635.4
19914235.4
19923235.4
1993835.4
19945635.4
19952235.4
19964035.4
19972335.4
19984935.4
19993635.4
20004247.5
20015147.5
20024047.5
20035647.5
20044047.5
20054447.5
20065447.5
20075647.5
20084547.5
20094747.5
20103845.5
20114645.5
20125045.5
20135745.5
20144645.5
20154145.5
20163845.5
20176245.5
20184045.5
20193745.5
20203850.3
20215850.3
20226050.3
20233750.3
20245650.3
20255150.3
20265250.3
First to last qualifying date each year at Morgan Mountain Oregon For each year, a bar from the first to the last day at Morgan Mountain Oregon meeting 30 C (86 F). 1986: 28 May 1986 to 27 August 19861987: 12 June 1987 to 23 September 19871988: 16 June 1988 to 6 September 19881989: 3 July 1989 to 11 August 19891990: 24 June 1990 to 11 September 19901991: 2 July 1991 to 6 September 19911992: 6 May 1992 to 20 August 19921993: 28 July 1993 to 10 September 19931994: 21 June 1994 to 27 September 19941995: 26 June 1995 to 16 September 19951996: 1 July 1996 to 11 September 19961997: 5 July 1997 to 9 September 19971998: 30 June 1998 to 16 September 19981999: 24 May 1999 to 29 August 19992000: 21 June 2000 to 15 September 20002001: 23 May 2001 to 24 September 20012002: 14 June 2002 to 13 September 20022003: 28 May 2003 to 27 September 20032004: 4 June 2004 to 31 August 20042005: 21 June 2005 to 8 September 20052006: 16 May 2006 to 12 September 20062007: 1 June 2007 to 12 September 20072008: 16 May 2008 to 19 September 20082009: 29 May 2009 to 25 September 20092010: 28 June 2010 to 30 September 20102011: 2 July 2011 to 24 September 20112012: 21 June 2012 to 28 August 20122013: 6 June 2013 to 11 September 20132014: 1 July 2014 to 16 September 20142015: 8 June 2015 to 13 September 20152016: 4 June 2016 to 29 August 20162017: 20 June 2017 to 11 September 20172018: 5 July 2018 to 7 September 20182019: 6 July 2019 to 5 September 20192020: 29 May 2020 to 11 September 20202021: 2 June 2021 to 7 September 20212022: 27 June 2022 to 7 September 20222023: 30 June 2023 to 28 August 20232024: 6 June 2024 to 9 September 20242025: 28 May 2025 to 20 September 20252026: 15 June 2026 to 27 August 20261986199219982004201020162022JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Morgan Mountain Oregon meeting 30 C (86 F).
First to last qualifying date each year at Morgan Mountain Oregon
YearFirst dateLast date
19861986-05-281986-08-27
19871987-06-121987-09-23
19881988-06-161988-09-06
19891989-07-031989-08-11
19901990-06-241990-09-11
19911991-07-021991-09-06
19921992-05-061992-08-20
19931993-07-281993-09-10
19941994-06-211994-09-27
19951995-06-261995-09-16
19961996-07-011996-09-11
19971997-07-051997-09-09
19981998-06-301998-09-16
19991999-05-241999-08-29
20002000-06-212000-09-15
20012001-05-232001-09-24
20022002-06-142002-09-13
20032003-05-282003-09-27
20042004-06-042004-08-31
20052005-06-212005-09-08
20062006-05-162006-09-12
20072007-06-012007-09-12
20082008-05-162008-09-19
20092009-05-292009-09-25
20102010-06-282010-09-30
20112011-07-022011-09-24
20122012-06-212012-08-28
20132013-06-062013-09-11
20142014-07-012014-09-16
20152015-06-082015-09-13
20162016-06-042016-08-29
20172017-06-202017-09-11
20182018-07-052018-09-07
20192019-07-062019-09-05
20202020-05-292020-09-11
20212021-06-022021-09-07
20222022-06-272022-09-07
20232023-06-302023-08-28
20242024-06-062024-09-09
20252025-05-282025-09-20
20262026-06-152026-08-27

Every Fixed Threshold

Fixed thresholds at Morgan Mountain Oregon
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days4162201752
35 C (95 F): Days3620202110
40 C (104 F): Days3220021
90 F (32.2 C): Days4144202133
100 F (37.8 C): Days19520031
0 C (32 F): Ice days (max4167199311
0 C (32 F): Frost days (min41164201155
-10 C (14 F): Days with min402620136
-20 C (-4 F): Days with min4919901
20 C (68 F): Tropical nights (min3832202115
25 C (77 F): Days with min10320022

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 Morgan 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 2026-10-16 (16 October 2026). Threshold counts are computed by this site.

Data as of . Last revised (2026-10-16).