# Annual precipitation in Clay County

Annual precipitation in Clay County was 29.7 inches in 2025. Source: NOAA National Centers for Environmental Information.

- Indicator id: `precipitation_annual`
- Place id: `us-county-29047`
- 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/clay-county-missouri
- API: https://invokely.ai/api/v1/series?indicator=precipitation_annual&place=us-county-29047

| Period | inches |
|---|---:|
| 2025 | 29.7 |
| 2024 | 29.36 |
| 2023 | 34 |
| 2022 | 29.58 |
| 2021 | 35.25 |
| 2020 | 34.7 |
| 2019 | 47.3 |
| 2018 | 30.17 |
| 2017 | 38.94 |
| 2016 | 44.97 |
| 2015 | 48.93 |
| 2014 | 39.3 |
| 2013 | 35.56 |
| 2012 | 25.44 |
| 2011 | 35.56 |
| 2010 | 43.5 |
| 2009 | 45.69 |
| 2008 | 44.65 |
| 2007 | 40.52 |
| 2006 | 31.24 |
| 2005 | 39.91 |
| 2004 | 45.2 |
| 2003 | 32.12 |
| 2002 | 28.71 |
| 2001 | 48.21 |
| 2000 | 33.79 |
| 1999 | 38.12 |
| 1998 | 50.92 |
| 1997 | 33.7 |
| 1996 | 39.9 |
| 1995 | 37.15 |
| 1994 | 33.67 |
| 1993 | 54.98 |
| 1992 | 49.46 |
| 1991 | 30.75 |
| 1990 | 44.29 |
| 1989 | 36.09 |
| 1988 | 23.34 |
| 1987 | 34.87 |
| 1986 | 40.74 |
| 1985 | 48.73 |
| 1984 | 40.21 |
| 1983 | 37.46 |
| 1982 | 48.73 |
| 1981 | 42.73 |
| 1980 | 30.76 |
| 1979 | 34.66 |
| 1978 | 37.86 |
| 1977 | 50.62 |
| 1976 | 24.78 |
| 1975 | 33.47 |
| 1974 | 40.3 |
| 1973 | 57.44 |
| 1972 | 33.68 |
| 1971 | 31.33 |
| 1970 | 39.09 |
| 1969 | 44.69 |
| 1968 | 34.11 |
| 1967 | 45.67 |
| 1966 | 25.89 |
| 1965 | 46.6 |
| 1964 | 39.9 |
| 1963 | 24.83 |
| 1962 | 36.08 |
| 1961 | 56.39 |
| 1960 | 36.13 |
| 1959 | 37.07 |
| 1958 | 43.17 |
| 1957 | 37.1 |
| 1956 | 25.28 |
| 1955 | 33.49 |
| 1954 | 32.15 |
| 1953 | 22.05 |
| 1952 | 33.16 |
| 1951 | 51.8 |
| 1950 | 29.21 |