# Annual precipitation in Missoula County

Annual precipitation in Missoula County was 32.27 inches in 2025. Source: NOAA National Centers for Environmental Information.

- Indicator id: `precipitation_annual`
- Place id: `us-county-30063`
- 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/missoula-county-montana
- API: https://invokely.ai/api/v1/series?indicator=precipitation_annual&place=us-county-30063

| Period | inches |
|---|---:|
| 2025 | 32.27 |
| 2024 | 24.17 |
| 2023 | 25.2 |
| 2022 | 28.14 |
| 2021 | 27.07 |
| 2020 | 32.05 |
| 2019 | 28.92 |
| 2018 | 33.71 |
| 2017 | 35.43 |
| 2016 | 30.07 |
| 2015 | 23.33 |
| 2014 | 35.8 |
| 2013 | 24.45 |
| 2012 | 31.6 |
| 2011 | 34.31 |
| 2010 | 32.7 |
| 2009 | 25.56 |
| 2008 | 30.05 |
| 2007 | 23.86 |
| 2006 | 31.93 |
| 2005 | 28.84 |
| 2004 | 27.8 |
| 2003 | 30.36 |
| 2002 | 25.76 |
| 2001 | 25.23 |
| 2000 | 24.48 |
| 1999 | 26.81 |
| 1998 | 35.23 |
| 1997 | 31.61 |
| 1996 | 40.91 |
| 1995 | 33.22 |
| 1994 | 25.13 |
| 1993 | 28.36 |
| 1992 | 26.81 |
| 1991 | 27.49 |
| 1990 | 31.67 |
| 1989 | 34.13 |
| 1988 | 26.74 |
| 1987 | 20.09 |
| 1986 | 31.89 |
| 1985 | 25.95 |
| 1984 | 28.2 |
| 1983 | 31.19 |
| 1982 | 35.85 |
| 1981 | 31.93 |
| 1980 | 37.67 |
| 1979 | 23.36 |
| 1978 | 30 |
| 1977 | 30.23 |
| 1976 | 23.51 |
| 1975 | 41.44 |
| 1974 | 29.35 |
| 1973 | 22.98 |
| 1972 | 34.67 |
| 1971 | 32.85 |
| 1970 | 36.38 |
| 1969 | 28.38 |
| 1968 | 30.28 |
| 1967 | 32.11 |
| 1966 | 28.57 |
| 1965 | 31.6 |
| 1964 | 36.37 |
| 1963 | 30.75 |
| 1962 | 29.92 |
| 1961 | 33.79 |
| 1960 | 23.65 |
| 1959 | 38.76 |
| 1958 | 36.09 |
| 1957 | 28.58 |
| 1956 | 30.66 |
| 1955 | 34.58 |
| 1954 | 28.86 |
| 1953 | 28.1 |
| 1952 | 18.57 |
| 1951 | 35.08 |
| 1950 | 34.69 |