# Annual precipitation in Perry County

Annual precipitation in Perry County was 35.39 inches in 2025. Source: NOAA National Centers for Environmental Information.

- Indicator id: `precipitation_annual`
- Place id: `us-county-17145`
- 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/perry-county-illinois
- API: https://invokely.ai/api/v1/series?indicator=precipitation_annual&place=us-county-17145

| Period | inches |
|---|---:|
| 2025 | 35.39 |
| 2024 | 43.17 |
| 2023 | 38.47 |
| 2022 | 39.09 |
| 2021 | 45.74 |
| 2020 | 47.19 |
| 2019 | 50.16 |
| 2018 | 56.06 |
| 2017 | 40.04 |
| 2016 | 44.12 |
| 2015 | 56.82 |
| 2014 | 42.55 |
| 2013 | 49.85 |
| 2012 | 34.02 |
| 2011 | 64.19 |
| 2010 | 36.24 |
| 2009 | 57.54 |
| 2008 | 51.11 |
| 2007 | 35.43 |
| 2006 | 48.96 |
| 2005 | 39.55 |
| 2004 | 47.85 |
| 2003 | 38.95 |
| 2002 | 41.68 |
| 2001 | 39.73 |
| 2000 | 43.98 |
| 1999 | 40.66 |
| 1998 | 43.43 |
| 1997 | 40.15 |
| 1996 | 49.26 |
| 1995 | 42.58 |
| 1994 | 39.91 |
| 1993 | 57.01 |
| 1992 | 32.67 |
| 1991 | 39.11 |
| 1990 | 55.6 |
| 1989 | 37.37 |
| 1988 | 39.79 |
| 1987 | 40.35 |
| 1986 | 39.22 |
| 1985 | 52.87 |
| 1984 | 49.9 |
| 1983 | 49.39 |
| 1982 | 51.93 |
| 1981 | 44.09 |
| 1980 | 32.41 |
| 1979 | 46.28 |
| 1978 | 36.25 |
| 1977 | 43.64 |
| 1976 | 26.95 |
| 1975 | 45.16 |
| 1974 | 42.78 |
| 1973 | 49.84 |
| 1972 | 41.57 |
| 1971 | 30.67 |
| 1970 | 35.73 |
| 1969 | 48.92 |
| 1968 | 40.72 |
| 1967 | 42.88 |
| 1966 | 36.51 |
| 1965 | 36.68 |
| 1964 | 36.95 |
| 1963 | 28.94 |
| 1962 | 38.53 |
| 1961 | 48.02 |
| 1960 | 33.18 |
| 1959 | 42.63 |
| 1958 | 46.87 |
| 1957 | 53.5 |
| 1956 | 36.36 |
| 1955 | 32.79 |
| 1954 | 37.59 |
| 1953 | 24.91 |
| 1952 | 35.22 |
| 1951 | 52.08 |
| 1950 | 54.34 |