# Annual precipitation in Oregon

Annual precipitation in Oregon was 29.14 inches in 2025. Source: NOAA National Centers for Environmental Information.

- Indicator id: `precipitation_annual`
- Place id: `us-state-41`
- Unit: inches
- Definition: Total precipitation from January to December, in inches: rain plus the water content of snow and other frozen precipitation. NOAA computes it from its climate divisional dataset (nClimDiv): station readings interpolated onto a 5 km grid and averaged over the area.
- Note: Values are area averages, not the reading at one weather station. NOAA revises the last two years every month.
- Source: NOAA National Centers for Environmental Information, NOAA Climate at a Glance, January to December precipitation, contiguous US and statewide (https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/statewide/time-series/35/pcp/12/12/1895-2025/data.json)
- Publisher page: https://invokely.ai/en/publishers/noaa-ncei
- Retrieved: 2026-10-12
- License: Public domain (US government work); NCEI asks users to cite the nClimDiv dataset
- Citation: NOAA National Centers for Environmental Information, Climate at a Glance. NOAA Climate at a Glance, January to December precipitation, contiguous US and statewide. From the NOAA Monthly U.S. Climate Divisional Database (nClimDiv), doi:10.7289/V5M32STR. https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/statewide/time-series/35/pcp/12/12/1895-2025/data.json. Retrieved 2026-10-12.
- Web page: https://invokely.ai/en/annual-precipitation/oregon
- API: https://invokely.ai/api/v1/series?indicator=precipitation_annual&place=us-state-41

| Period | inches |
|---|---:|
| 2025 | 29.14 |
| 2024 | 36.54 |
| 2023 | 28.84 |
| 2022 | 29.5 |
| 2021 | 28.51 |
| 2020 | 28.76 |
| 2019 | 30.03 |
| 2018 | 25.41 |
| 2017 | 36.22 |
| 2016 | 34.68 |
| 2015 | 30.17 |
| 2014 | 35.29 |
| 2013 | 22.72 |
| 2012 | 40.08 |
| 2011 | 30.68 |
| 2010 | 37.91 |
| 2009 | 27.62 |
| 2008 | 28.63 |
| 2007 | 28.99 |
| 2006 | 36.44 |
| 2005 | 33.22 |
| 2004 | 29.69 |
| 2003 | 32.06 |
| 2002 | 26.21 |
| 2001 | 26.84 |
| 2000 | 27.91 |
| 1999 | 31.64 |
| 1998 | 42.91 |
| 1997 | 32.6 |
| 1996 | 48.87 |
| 1995 | 41.42 |
| 1994 | 28.59 |
| 1993 | 31.15 |
| 1992 | 27.55 |
| 1991 | 29.57 |
| 1990 | 29.91 |
| 1989 | 26.97 |
| 1988 | 29.85 |
| 1987 | 27.33 |
| 1986 | 33 |
| 1985 | 23.11 |
| 1984 | 38.08 |
| 1983 | 44.46 |
| 1982 | 38.28 |
| 1981 | 38.03 |
| 1980 | 32.96 |
| 1979 | 32.68 |
| 1978 | 29.01 |
| 1977 | 31.61 |
| 1976 | 22.66 |
| 1975 | 36.39 |
| 1974 | 31.96 |
| 1973 | 35.09 |
| 1972 | 33.41 |
| 1971 | 38.27 |
| 1970 | 37.19 |
| 1969 | 31.82 |
| 1968 | 35.01 |
| 1967 | 27.84 |
| 1966 | 30.72 |
| 1965 | 27.72 |
| 1964 | 38.99 |
| 1963 | 32.12 |
| 1962 | 30.79 |
| 1961 | 35.43 |
| 1960 | 34.32 |
| 1959 | 26.84 |
| 1958 | 34.91 |
| 1957 | 34.76 |
| 1956 | 34.59 |
| 1955 | 35.93 |
| 1954 | 29.76 |
| 1953 | 41.25 |
| 1952 | 26.71 |
| 1951 | 35.06 |
| 1950 | 41.09 |
| 1949 | 24.76 |
| 1948 | 39.35 |
| 1947 | 30.98 |
| 1946 | 31.73 |
| 1945 | 38.02 |
| 1944 | 24.38 |
| 1943 | 28.77 |
| 1942 | 37.57 |
| 1941 | 35.24 |
| 1940 | 35.83 |
| 1939 | 24.06 |
| 1938 | 31.45 |
| 1937 | 40.42 |
| 1936 | 26.81 |
| 1935 | 22.97 |
| 1934 | 29.68 |
| 1933 | 30.97 |
| 1932 | 30.2 |
| 1931 | 29.13 |
| 1930 | 22.17 |
| 1929 | 23.09 |
| 1928 | 26.16 |
| 1927 | 35.91 |
| 1926 | 31.31 |
| 1925 | 28.89 |
| 1924 | 25.49 |
| 1923 | 28.97 |
| 1922 | 29.98 |
| 1921 | 33.21 |
| 1920 | 31.68 |
| 1919 | 33.4 |
| 1918 | 26.42 |
| 1917 | 30.62 |
| 1916 | 35.69 |
| 1915 | 31.59 |
| 1914 | 30.23 |
| 1913 | 31.35 |
| 1912 | 37.56 |
| 1911 | 25.75 |
| 1910 | 30.95 |
| 1909 | 38.2 |
| 1908 | 25.01 |
| 1907 | 39.17 |
| 1906 | 34.81 |
| 1905 | 25.38 |
| 1904 | 39.24 |
| 1903 | 30.8 |
| 1902 | 37.56 |
| 1901 | 30.6 |
| 1900 | 30.02 |
| 1899 | 36.72 |
| 1898 | 24.52 |
| 1897 | 34.93 |
| 1896 | 42.05 |
| 1895 | 30.05 |