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Built 2026-10-19 (19 October 2026)

Oregon Threshold Days by Year (USC00116490)

6 fixed thresholds counted per year at Oregon (USC00116490): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Oregon Thresholds

  • Oregon: days with 10 mm (0.39 in) or more of precipitation in 34 years, most in 2019 with 46.
  • Oregon: days with 25 mm (0.98 in) or more of precipitation in 34 years, most in 2000 with 20.
  • Oregon: days with 50 mm (1.97 in) or more of precipitation in 24 years, most in 1996 with 9.
  • Oregon: days with 10 cm (3.9 in) or more of snowfall in 24 years, most in 1994 with 8.
  • 6 fixed thresholds have at least one qualifying day at Oregon.
34 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Oregon Days per year at Oregon with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 46 in 2019. 02040601987: 281988: 191989: 231990: 391991: 291992: 281993: 341994: 341995: 301996: 291997: 251998: 371999: 272000: 322001: 272004: 322005: 192006: 302007: 332008: 372009: 412010: 312015: 392016: 372017: 342018: 332019: 462020: 322021: 212022: 292023: 272024: 342025: 302026: 23198719911995199920052009201720212025
Days per year at Oregon with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 46 in 2019.
Days with 10 mm (0.39 in) or more of precipitation per year at Oregon
YearDaysDecade average
19872823.3
19881923.3
19892323.3
19903931.2
19912931.2
19922831.2
19933431.2
19943431.2
19953031.2
19962931.2
19972531.2
19983731.2
19992731.2
20003231.4
20012731.4
20043231.4
20051931.4
20063031.4
20073331.4
20083731.4
20094131.4
20103136.7
20153936.7
20163736.7
20173436.7
20183336.7
20194636.7
20203228
20212128
20222928
20232728
20243428
20253028
20262328
First to last qualifying date each year at Oregon For each year, a bar from the first to the last day at Oregon meeting 10 mm (0.39 in). 1987: 1 March 1987 to 28 December 19871988: 20 January 1988 to 27 December 19881989: 29 January 1989 to 15 November 19891990: 4 January 1990 to 29 December 19901991: 30 January 1991 to 21 December 19911992: 11 February 1992 to 31 December 19921993: 4 January 1993 to 25 November 19931994: 6 January 1994 to 7 December 19941995: 19 January 1995 to 27 November 19951996: 10 January 1996 to 30 November 19961997: 4 January 1997 to 24 December 19971998: 8 January 1998 to 7 December 19981999: 3 January 1999 to 7 December 19992000: 4 January 2000 to 21 December 20002001: 29 January 2001 to 27 December 20012004: 5 March 2004 to 19 November 20042005: 6 January 2005 to 9 December 20052006: 3 January 2006 to 21 December 20062007: 16 January 2007 to 11 December 20072008: 22 January 2008 to 28 December 20082009: 14 January 2009 to 28 December 20092010: 25 January 2010 to 21 December 20102015: 1 February 2015 to 28 December 20152016: 3 February 2016 to 17 December 20162017: 17 January 2017 to 24 October 20172018: 22 January 2018 to 26 November 20182019: 1 January 2019 to 29 December 20192020: 18 January 2020 to 30 December 20202021: 2 January 2021 to 27 December 20212022: 22 February 2022 to 15 December 20222023: 3 January 2023 to 26 December 20232024: 10 January 2024 to 28 December 20242025: 1 February 2025 to 29 December 20252026: 6 March 2026 to 20 September 20261987199219972004200920182023JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Oregon meeting 10 mm (0.39 in).
First to last qualifying date each year at Oregon
YearFirst dateLast date
19871987-03-011987-12-28
19881988-01-201988-12-27
19891989-01-291989-11-15
19901990-01-041990-12-29
19911991-01-301991-12-21
19921992-02-111992-12-31
19931993-01-041993-11-25
19941994-01-061994-12-07
19951995-01-191995-11-27
19961996-01-101996-11-30
19971997-01-041997-12-24
19981998-01-081998-12-07
19991999-01-031999-12-07
20002000-01-042000-12-21
20012001-01-292001-12-27
20042004-03-052004-11-19
20052005-01-062005-12-09
20062006-01-032006-12-21
20072007-01-162007-12-11
20082008-01-222008-12-28
20092009-01-142009-12-28
20102010-01-252010-12-21
20152015-02-012015-12-28
20162016-02-032016-12-17
20172017-01-172017-10-24
20182018-01-222018-11-26
20192019-01-012019-12-29
20202020-01-182020-12-30
20212021-01-022021-12-27
20222022-02-222022-12-15
20232023-01-032023-12-26
20242024-01-102024-12-28
20252025-02-012025-12-29
20262026-03-062026-09-20

Every Fixed Threshold

Fixed thresholds at Oregon
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain3446201923
25 mm (0.98 in): Days with 25 mm or more rain342020008
50 mm (1.97 in): Days with 50 mm or more rain24919962
100 mm (3.94 in): Days with 100 mm or more rain5119931
10 cm (3.9 in): Days with 10 cm or more snowfall24819941
25 cm (9.8 in): Days with 25 cm or more snowfall6119951

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1987.

Download the Data

  • Data for 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).