Average Precipitation for New Hampshire in September





The tables below give monthly averages for rainfall plus snowfall during September at cities, towns and parks in New Hampshire.

Each place has a total for the amount of precipitation it usually receives this month. Most sites also have information on the number of days with wet weather. That includes the days when precipitation amounts to 0.01 inches (0.25 millimetres) or more.

The precipitation totals are averages based on weather data collected from 1981 to 2010 for the NOAA National Climatic Data Center.

You can jump to a separate table for Southern and Northern New Hampshire.

Southern New Hampshire

Average monthly precipitation in September
Days Place Inches Milli­metres
9 Concord 3.4 86
9 Durham 3.8 97
Franklin Falls Reservoir Dam 3.7 94
9 Keene 3.8 97
10 Laconia & Lakeport 3.4 87
11 Lebanon 3.4 87
9 Massabesic Lake 3.4 86
10 Mount Sunapee 4.1 103
9 Nashua 3.7 94
9 Portsmouth & Greenland 4.1 103
Surry Mountain Lake 3.7 93

Northern New Hampshire

September averages for total rainfall plus snowfall
Days Place Inches Milli­metres
9 Berlin 3.5 89
12 Bethlehem 3.7 94
9 Colebrook 3.5 89
12 First Connecticut Lake 4.0 102
14 Mount Washington 8.0 204
10 North Conway 3.6 92
12 Pinkham Notch 5.0 126
11 Plymouth 3.4 85
13 Tamworth 3.9 99
Reference

National Climatic Data Center. NOAA's 1981-2010 Climate Normals.

New Hampshire Precipitation
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