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Data as of 2026-10-14
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Built 2026-10-15 (15 October 2026)

Foster Flat Oregon Threshold Days by Year

10 fixed thresholds counted per year at Foster Flat Oregon (USR0000OFOS): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Foster Flat Oregon Thresholds

  • Foster Flat Oregon: days with a maximum temperature at or above 30 C (86 F) in 32 years, most in 2022 with 68.
  • Foster Flat Oregon: days with a maximum temperature at or above 90 F (32.2 C) in 32 years, most in 2021 with 52.
  • Foster Flat Oregon: days with a maximum temperature at or below 0 C (32 F) in 32 years, most in 2008 with 32.
  • Foster Flat Oregon: nights with a minimum temperature at or below 0 C (32 F) in 32 years, most in 2008 with 255.
  • 10 fixed thresholds have at least one qualifying day at Foster Flat Oregon.
32 years with a qualifying day
Days at or above 30 C (86 F) per year at Foster Flat Oregon Days per year at Foster Flat Oregon with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 68 in 2022. 0204060801995: 311996: 491997: 271998: 461999: 362000: 492001: 582002: 512003: 632004: 432005: 452006: 552007: 572008: 532009: 562010: 542011: 522012: 652013: 662014: 472015: 402016: 432017: 662018: 462019: 362020: 632021: 672022: 682023: 442024: 572025: 472026: 6319951999200320072011201520192023
Days per year at Foster Flat Oregon with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 68 in 2022.
Days at or above 30 C (86 F) per year at Foster Flat Oregon
YearDaysDecade average
19953137.8
19964937.8
19972737.8
19984637.8
19993637.8
20004953
20015853
20025153
20036353
20044353
20054553
20065553
20075753
20085353
20095653
20105451.5
20115251.5
20126551.5
20136651.5
20144751.5
20154051.5
20164351.5
20176651.5
20184651.5
20193651.5
20206358.4
20216758.4
20226858.4
20234458.4
20245758.4
20254758.4
20266358.4
First to last qualifying date each year at Foster Flat Oregon For each year, a bar from the first to the last day at Foster Flat Oregon meeting 30 C (86 F). 1995: 24 June 1995 to 15 September 19951996: 6 June 1996 to 9 October 19961997: 4 July 1997 to 8 September 19971998: 6 July 1998 to 16 September 19981999: 14 June 1999 to 22 September 19992000: 4 June 2000 to 14 September 20002001: 11 May 2001 to 23 September 20012002: 13 June 2002 to 23 September 20022003: 23 May 2003 to 28 September 20032004: 4 June 2004 to 31 August 20042005: 30 June 2005 to 8 September 20052006: 16 May 2006 to 12 September 20062007: 30 May 2007 to 12 September 20072008: 16 May 2008 to 29 September 20082009: 17 May 2009 to 26 September 20092010: 27 June 2010 to 2 October 20102011: 2 July 2011 to 30 September 20112012: 1 June 2012 to 21 September 20122013: 5 June 2013 to 15 September 20132014: 23 June 2014 to 20 September 20142015: 8 June 2015 to 9 October 20152016: 4 June 2016 to 28 September 20162017: 19 June 2017 to 11 September 20172018: 24 June 2018 to 27 September 20182019: 12 June 2019 to 5 September 20192020: 28 May 2020 to 3 October 20202021: 1 June 2021 to 9 September 20212022: 22 June 2022 to 27 September 20222023: 30 June 2023 to 16 September 20232024: 6 June 2024 to 28 September 20242025: 28 May 2025 to 5 September 20252026: 12 May 2026 to 8 October 202619951999200320072011201520192023JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Foster Flat Oregon meeting 30 C (86 F).
First to last qualifying date each year at Foster Flat Oregon
YearFirst dateLast date
19951995-06-241995-09-15
19961996-06-061996-10-09
19971997-07-041997-09-08
19981998-07-061998-09-16
19991999-06-141999-09-22
20002000-06-042000-09-14
20012001-05-112001-09-23
20022002-06-132002-09-23
20032003-05-232003-09-28
20042004-06-042004-08-31
20052005-06-302005-09-08
20062006-05-162006-09-12
20072007-05-302007-09-12
20082008-05-162008-09-29
20092009-05-172009-09-26
20102010-06-272010-10-02
20112011-07-022011-09-30
20122012-06-012012-09-21
20132013-06-052013-09-15
20142014-06-232014-09-20
20152015-06-082015-10-09
20162016-06-042016-09-28
20172017-06-192017-09-11
20182018-06-242018-09-27
20192019-06-122019-09-05
20202020-05-282020-10-03
20212021-06-012021-09-09
20222022-06-222022-09-27
20232023-06-302023-09-16
20242024-06-062024-09-28
20252025-05-282025-09-05
20262026-05-122026-10-08

Every Fixed Threshold

Fixed thresholds at Foster Flat Oregon
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days3268202263
35 C (95 F): Days292520217
40 C (104 F): Days3320021
90 F (32.2 C): Days3252202135
100 F (37.8 C): Days12720034
0 C (32 F): Ice days (max323220082
0 C (32 F): Frost days (min322552008147
-10 C (14 F): Days with min3269202216
-20 C (-4 F): Days with min311720135
-30 C (-22 F): Days with min7320132

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1995.

Download the Data

  • Data for Foster Flat 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 2026-10-14 (14 October 2026). Threshold counts are computed by this site.

Data as of . Last revised (2026-10-14).