# Annual precipitation in Norfolk County

Annual precipitation in Norfolk County was 44.62 inches in 2025. Source: NOAA National Centers for Environmental Information.

- Indicator id: `precipitation_annual`
- Place id: `us-county-25021`
- 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/norfolk-county-massachusetts
- API: https://invokely.ai/api/v1/series?indicator=precipitation_annual&place=us-county-25021

| Period | inches |
|---|---:|
| 2025 | 44.62 |
| 2024 | 51.32 |
| 2023 | 58.75 |
| 2022 | 42.78 |
| 2021 | 55.84 |
| 2020 | 47.04 |
| 2019 | 55.62 |
| 2018 | 63.9 |
| 2017 | 47.14 |
| 2016 | 37.18 |
| 2015 | 39.23 |
| 2014 | 49.36 |
| 2013 | 46.33 |
| 2012 | 43.04 |
| 2011 | 59.19 |
| 2010 | 54.37 |
| 2009 | 52.82 |
| 2008 | 58.27 |
| 2007 | 44.47 |
| 2006 | 57.28 |
| 2005 | 59.4 |
| 2004 | 48.8 |
| 2003 | 53.84 |
| 2002 | 49.54 |
| 2001 | 42.69 |
| 2000 | 49.51 |
| 1999 | 47.09 |
| 1998 | 59.71 |
| 1997 | 38.03 |
| 1996 | 60.41 |
| 1995 | 38.73 |
| 1994 | 48.47 |
| 1993 | 44.42 |
| 1992 | 46.01 |
| 1991 | 47.64 |
| 1990 | 52.04 |
| 1989 | 51.46 |
| 1988 | 42.84 |
| 1987 | 46.34 |
| 1986 | 48.89 |
| 1985 | 38.56 |
| 1984 | 50.79 |
| 1983 | 61.64 |
| 1982 | 48.11 |
| 1981 | 42.37 |
| 1980 | 34.13 |
| 1979 | 54.2 |
| 1978 | 43.88 |
| 1977 | 52.54 |
| 1976 | 40.82 |
| 1975 | 54.24 |
| 1974 | 44.53 |
| 1973 | 49.97 |
| 1972 | 61.97 |
| 1971 | 38.57 |
| 1970 | 42.6 |
| 1969 | 50.96 |
| 1968 | 45.93 |
| 1967 | 48.08 |
| 1966 | 37.82 |
| 1965 | 27.64 |
| 1964 | 37.5 |
| 1963 | 39.81 |
| 1962 | 47.96 |
| 1961 | 46.81 |
| 1960 | 46.12 |
| 1959 | 48.92 |
| 1958 | 53.69 |
| 1957 | 32.72 |
| 1956 | 48.56 |
| 1955 | 53.93 |
| 1954 | 55.03 |
| 1953 | 56.08 |
| 1952 | 40.5 |
| 1951 | 48.86 |
| 1950 | 39.52 |