# Annual precipitation in Yellowstone County

Annual precipitation in Yellowstone County was 19.16 inches in 2025. Source: NOAA National Centers for Environmental Information.

- Indicator id: `precipitation_annual`
- Place id: `us-county-30111`
- 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/yellowstone-county-montana
- API: https://invokely.ai/api/v1/series?indicator=precipitation_annual&place=us-county-30111

| Period | inches |
|---|---:|
| 2025 | 19.16 |
| 2024 | 14.03 |
| 2023 | 17.47 |
| 2022 | 14.59 |
| 2021 | 10.5 |
| 2020 | 13.17 |
| 2019 | 19.17 |
| 2018 | 19.33 |
| 2017 | 15.26 |
| 2016 | 16.21 |
| 2015 | 13.06 |
| 2014 | 14.8 |
| 2013 | 17.17 |
| 2012 | 7.85 |
| 2011 | 19.72 |
| 2010 | 17.23 |
| 2009 | 12.38 |
| 2008 | 15.42 |
| 2007 | 16.42 |
| 2006 | 12.67 |
| 2005 | 16.91 |
| 2004 | 10.89 |
| 2003 | 12.24 |
| 2002 | 10.27 |
| 2001 | 11.57 |
| 2000 | 11.64 |
| 1999 | 11.9 |
| 1998 | 15.23 |
| 1997 | 15.95 |
| 1996 | 13.28 |
| 1995 | 16.61 |
| 1994 | 13.9 |
| 1993 | 16.6 |
| 1992 | 13.54 |
| 1991 | 17.58 |
| 1990 | 10.12 |
| 1989 | 15.93 |
| 1988 | 10.85 |
| 1987 | 13.7 |
| 1986 | 15.29 |
| 1985 | 12.44 |
| 1984 | 10.46 |
| 1983 | 11.82 |
| 1982 | 17.42 |
| 1981 | 15.75 |
| 1980 | 14.27 |
| 1979 | 8.29 |
| 1978 | 23.46 |
| 1977 | 13.05 |
| 1976 | 13.4 |
| 1975 | 18.43 |
| 1974 | 16.29 |
| 1973 | 14.87 |
| 1972 | 15.5 |
| 1971 | 14.26 |
| 1970 | 15.79 |
| 1969 | 14.92 |
| 1968 | 18.6 |
| 1967 | 15.25 |
| 1966 | 10.81 |
| 1965 | 15.11 |
| 1964 | 18.18 |
| 1963 | 13.38 |
| 1962 | 14.53 |
| 1961 | 12.46 |
| 1960 | 8.11 |
| 1959 | 10.41 |
| 1958 | 12.87 |
| 1957 | 17.84 |
| 1956 | 10.12 |
| 1955 | 15.25 |
| 1954 | 9.8 |
| 1953 | 11.74 |
| 1952 | 8.97 |
| 1951 | 12.77 |
| 1950 | 12.99 |