# Counties in Massachusetts by annual precipitation, 2025

All 14 values come from NOAA National Centers for Environmental Information for 2025, so the places are comparable.

- Indicator id: `precipitation_annual`
- 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.
- 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
- 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/rankings/annual-precipitation/massachusetts-counties

| Rank | Place | inches |
|---:|---|---:|
| 1 | Norfolk County | 44.62 |
| 2 | Hampden County | 44.51 |
| 3 | Hampshire County | 44.42 |
| 4 | Plymouth County | 44.33 |
| 5 | Worcester County | 44.07 |
| 6 | Franklin County | 43.91 |
| 7 | Bristol County | 43.72 |
| 8 | Berkshire County | 43.27 |
| 9 | Suffolk County | 42.86 |
| 10 | Dukes County | 41.44 |
| 11 | Barnstable County | 41.2 |
| 12 | Middlesex County | 40.34 |
| 13 | Essex County | 37.22 |
| 14 | Nantucket County | 30.35 |