Average Precipitation for New Hampshire in December





The tables below give monthly averages for rainfall plus snowfall during December at cities, communities and other locations in New Hampshire.

Each place has a total for the amount of precipitation it usually receives this month. 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 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

Average monthly precipitation in December
Days Place Inches Milli­metres
12 Concord 3.7 94
11 Durham 4.0 103
12 Keene 3.9 100
12 Laconia & Lakeport 3.9 100
12 Lebanon 2.8 72
9 Massabesic Lake 3.8 96
12 Mount Sunapee 4.3 108
10 Nashua 4.5 113
11 Portsmouth & Greenland 4.9 124
11 Rochester 3.3 84

Northern New Hampshire

December averages for total rainfall plus snowfall
Days Place Inches Milli­metres
12 Berlin 3.7 95
16 Bethlehem 3.3 85
15 Colebrook 3.1 79
19 First Connecticut Lake 3.6 91
21 Mount Washington 7.4 187
12 North Conway 4.6 116
16 Pinkham Notch 6.0 152
12 Plymouth 4.0 102
13 Tamworth 4.9 123
Reference

NOAA National Centers for Environmental Information (NCEI). Climate Normals.

New Hampshire Precipitation
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