Average Precipitation for Maine in December

The tables below give monthly averages for rainfall plus snowfall during December at cities, towns and lakes in Maine.

Each place has a total for the amount of precipitation it usually receives this month along with information on the number of days with wet weather. The count of days includes those 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 Maine's Coast, Central Maine and Northern Maine.

Maine Coast

Average monthly precipitation in December
Days Place Inches Milli­metres
14 Acadia National Park 5.7 144
10 Belfast 4.7 118
11 Brunswick 4.3 109
14 Eastport 4.6 116
10 Jonesboro 5.9 150
12 Kennebunkport 4.8 122
13 Newcastle 4.7 120
12 Portland 4.5 114
13 Tenants Harbor 4.8 123

Central Maine

December averages for total rainfall plus snowfall
Days Place Inches Milli­metres
12 Augusta 3.4 87
13 Bangor 3.7 94
13 Dover-Foxcroft 4.1 103
14 Flagstaff Lake, Long Falls Dam 3.8 96
12 Grand Lake Stream 4.9 125
11 Lewiston 4.2 106
18 Lower Richardson Lake, Middle Dam 3.5 88
17 Rangeley 3.6 92
11 Rumford 4.0 101
12 Waterville 3.9 100

Northern Maine

Average amount of rain and snow in December
Days Place Inches Milli­metres
14 Fort Kent 3.4 86
11 Millinocket 3.7 94
14 Moosehead Lake, Brassua Dam 3.6 91
11 Presque Isle 3.2 80
Reference

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

Maine Precipitation
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