# Annual precipitation in Gregory County

Annual precipitation in Gregory County was 23.5 inches in 2025. Source: NOAA National Centers for Environmental Information.

- Indicator id: `precipitation_annual`
- Place id: `us-county-46053`
- 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/gregory-county-south-dakota
- API: https://invokely.ai/api/v1/series?indicator=precipitation_annual&place=us-county-46053

| Period | inches |
|---|---:|
| 2025 | 23.5 |
| 2024 | 22.13 |
| 2023 | 27.96 |
| 2022 | 17.75 |
| 2021 | 18.73 |
| 2020 | 21.87 |
| 2019 | 37.14 |
| 2018 | 30.26 |
| 2017 | 23.08 |
| 2016 | 26.21 |
| 2015 | 25.71 |
| 2014 | 19.82 |
| 2013 | 26.88 |
| 2012 | 13.59 |
| 2011 | 26.58 |
| 2010 | 28.91 |
| 2009 | 24.9 |
| 2008 | 26.34 |
| 2007 | 28.5 |
| 2006 | 18.58 |
| 2005 | 24.21 |
| 2004 | 22.27 |
| 2003 | 18.32 |
| 2002 | 15.49 |
| 2001 | 26.43 |
| 2000 | 17.11 |
| 1999 | 25.08 |
| 1998 | 29.57 |
| 1997 | 22.13 |
| 1996 | 27.52 |
| 1995 | 33.31 |
| 1994 | 21.66 |
| 1993 | 27.37 |
| 1992 | 24.32 |
| 1991 | 21.56 |
| 1990 | 23.09 |
| 1989 | 13.88 |
| 1988 | 24.45 |
| 1987 | 25.31 |
| 1986 | 27.97 |
| 1985 | 24.04 |
| 1984 | 27.46 |
| 1983 | 24.02 |
| 1982 | 30.24 |
| 1981 | 22.18 |
| 1980 | 16.67 |
| 1979 | 22.03 |
| 1978 | 19.98 |
| 1977 | 33.9 |
| 1976 | 13.29 |
| 1975 | 18.22 |
| 1974 | 14.43 |
| 1973 | 26.68 |
| 1972 | 27.78 |
| 1971 | 24.1 |
| 1970 | 20.86 |
| 1969 | 19.03 |
| 1968 | 22.17 |
| 1967 | 16.94 |
| 1966 | 18.33 |
| 1965 | 21.88 |
| 1964 | 21.48 |
| 1963 | 20.23 |
| 1962 | 33.09 |
| 1961 | 17.86 |
| 1960 | 22.19 |
| 1959 | 20.11 |
| 1958 | 17.82 |
| 1957 | 25.84 |
| 1956 | 17 |
| 1955 | 15.53 |
| 1954 | 23.82 |
| 1953 | 21.96 |
| 1952 | 15.87 |
| 1951 | 29.01 |
| 1950 | 22.12 |