# Annual precipitation in Sac County

Annual precipitation in Sac County was 32.3 inches in 2025. Source: NOAA National Centers for Environmental Information.

- Indicator id: `precipitation_annual`
- Place id: `us-county-19161`
- 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/sac-county-iowa
- API: https://invokely.ai/api/v1/series?indicator=precipitation_annual&place=us-county-19161

| Period | inches |
|---|---:|
| 2025 | 32.3 |
| 2024 | 28.55 |
| 2023 | 25.79 |
| 2022 | 20.54 |
| 2021 | 28.43 |
| 2020 | 21.8 |
| 2019 | 35.51 |
| 2018 | 37.89 |
| 2017 | 30.8 |
| 2016 | 34.66 |
| 2015 | 43.54 |
| 2014 | 37.8 |
| 2013 | 25.09 |
| 2012 | 23.31 |
| 2011 | 23.62 |
| 2010 | 38.47 |
| 2009 | 30.23 |
| 2008 | 37.24 |
| 2007 | 40.03 |
| 2006 | 27.28 |
| 2005 | 30.16 |
| 2004 | 34.16 |
| 2003 | 27.39 |
| 2002 | 30.68 |
| 2001 | 31.56 |
| 2000 | 22.12 |
| 1999 | 29.42 |
| 1998 | 37.62 |
| 1997 | 25.66 |
| 1996 | 36.58 |
| 1995 | 30.17 |
| 1994 | 29.64 |
| 1993 | 37.93 |
| 1992 | 35.45 |
| 1991 | 38.03 |
| 1990 | 38.24 |
| 1989 | 20.54 |
| 1988 | 27.92 |
| 1987 | 34.04 |
| 1986 | 41.3 |
| 1985 | 27.7 |
| 1984 | 39.54 |
| 1983 | 40.48 |
| 1982 | 40.99 |
| 1981 | 25.68 |
| 1980 | 22.52 |
| 1979 | 33.69 |
| 1978 | 33.69 |
| 1977 | 34.49 |
| 1976 | 16.78 |
| 1975 | 32.69 |
| 1974 | 23.84 |
| 1973 | 39.89 |
| 1972 | 36.26 |
| 1971 | 27.15 |
| 1970 | 27.92 |
| 1969 | 27.98 |
| 1968 | 35.52 |
| 1967 | 28.89 |
| 1966 | 20.51 |
| 1965 | 36.57 |
| 1964 | 27.79 |
| 1963 | 25.22 |
| 1962 | 32.2 |
| 1961 | 31.03 |
| 1960 | 25.79 |
| 1959 | 32.59 |
| 1958 | 19.64 |
| 1957 | 33.02 |
| 1956 | 19.64 |
| 1955 | 17.6 |
| 1954 | 35.09 |
| 1953 | 23.4 |
| 1952 | 28.04 |
| 1951 | 45.35 |
| 1950 | 25.93 |