# Annual precipitation in Mason County

Annual precipitation in Mason County was 79.29 inches in 2025. Source: NOAA National Centers for Environmental Information.

- Indicator id: `precipitation_annual`
- Place id: `us-county-53045`
- 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, counties (https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/county/mapping)
- 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, counties. 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/county/mapping. Retrieved 2026-10-12.
- Web page: https://invokely.ai/en/annual-precipitation/mason-county-washington
- API: https://invokely.ai/api/v1/series?indicator=precipitation_annual&place=us-county-53045

| Period | inches |
|---|---:|
| 2025 | 79.29 |
| 2024 | 90.76 |
| 2023 | 82.11 |
| 2022 | 89.85 |
| 2021 | 102.33 |
| 2020 | 99.85 |
| 2019 | 62.03 |
| 2018 | 89.23 |
| 2017 | 109.27 |
| 2016 | 112.58 |
| 2015 | 96.13 |
| 2014 | 102.38 |
| 2013 | 63.69 |
| 2012 | 109.59 |
| 2011 | 90.59 |
| 2010 | 106.1 |
| 2009 | 86.02 |
| 2008 | 69.52 |
| 2007 | 86.58 |
| 2006 | 110.37 |
| 2005 | 83.22 |
| 2004 | 72.56 |
| 2003 | 101.26 |
| 2002 | 76.1 |
| 2001 | 83.8 |
| 2000 | 71.06 |
| 1999 | 114.75 |
| 1998 | 104.71 |
| 1997 | 117.28 |
| 1996 | 107.81 |
| 1995 | 108.61 |
| 1994 | 95.62 |
| 1993 | 68.98 |
| 1992 | 74.17 |
| 1991 | 83.12 |
| 1990 | 102.5 |
| 1989 | 74.51 |
| 1988 | 81.1 |
| 1987 | 73.56 |
| 1986 | 90.27 |
| 1985 | 57.55 |
| 1984 | 92.85 |
| 1983 | 110.73 |
| 1982 | 91.84 |
| 1981 | 90.8 |
| 1980 | 85.61 |
| 1979 | 84.92 |
| 1978 | 71.34 |
| 1977 | 84.95 |
| 1976 | 67.74 |
| 1975 | 105.71 |
| 1974 | 99.5 |
| 1973 | 90.32 |
| 1972 | 106.79 |
| 1971 | 100.94 |
| 1970 | 95.08 |
| 1969 | 79.52 |
| 1968 | 112.74 |
| 1967 | 94.98 |
| 1966 | 91.23 |
| 1965 | 78.68 |
| 1964 | 88.34 |
| 1963 | 92.3 |
| 1962 | 84.01 |
| 1961 | 108.29 |
| 1960 | 92.23 |
| 1959 | 96.49 |
| 1958 | 95.67 |
| 1957 | 82.29 |
| 1956 | 92.65 |
| 1955 | 98.12 |
| 1954 | 106.57 |
| 1953 | 103.96 |
| 1952 | 59.77 |
| 1951 | 89.64 |
| 1950 | 114.13 |