Average Annual Precipitation for New Hampshire
The tables below give yearly averages for rainfall plus snowfall at cities, communities and other locations in New Hampshire.
Each place has a total for the amount of precipitation it usually receives in a year. There is also a count of the number of days with wet weather, when precipitation amounts to 0.01 inches (0.25 millimetres) or more.
The annual precipitation totals are averages based on weather data collected from 1991 to 2020 for the US National Centers for Environmental Information.
You can jump to a separate table for Southern and Northern New Hampshire.
Southern New Hampshire
| Days | Place | Inches | Millimetres |
|---|---|---|---|
| 133 | Concord | 42.0 | 1066 |
| 121 | Durham | 45.4 | 1152 |
| 134 | Keene | 46.1 | 1171 |
| 132 | Laconia & Lakeport | 45.6 | 1158 |
| 150 | Lebanon | 38.1 | 967 |
| 111 | Massabesic Lake | 42.5 | 1080 |
| 134 | Mount Sunapee | 48.5 | 1231 |
| 120 | Nashua | 48.2 | 1224 |
| 126 | Portsmouth & Greenland | 50.7 | 1287 |
| 139 | Rochester | 41.2 | 1047 |
Northern New Hampshire
| Days | Place | Inches | Millimetres |
|---|---|---|---|
| 130 | Berlin | 42.6 | 1082 |
| 169 | Bethlehem | 41.0 | 1041 |
| 145 | Colebrook | 41.3 | 1048 |
| 185 | First Connecticut Lake | 47.1 | 1197 |
| 216 | Mount Washington | 91.2 | 2317 |
| 142 | North Conway | 50.1 | 1273 |
| 165 | Pinkham Notch | 66.8 | 1696 |
| 141 | Plymouth | 44.5 | 1129 |
| 142 | Tamworth | 52.4 | 1330 |
Reference
NOAA National Centers for Environmental Information (NCEI). Climate Normals.