Average Precipitation for North Dakota in September





The tables below give monthly averages for rainfall plus snowfall during September at cities and other locations in North Dakota.

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 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 each region of the state: Eastern, Central and Western North Dakota.

Eastern North Dakota

Average monthly precipitation in September
Days Place Inches Milli­metres
8 Devils Lake 2.0 50
9 Fargo 2.7 68
9 Grand Forks 2.4 61
8 Jamestown 2.2 57
6 McLeod 2.6 65
7 Valley City 2.7 69

Central North Dakota

September averages for total rainfall plus snowfall
Days Place Inches Milli­metres
7 Bismarck 1.7 44
7 Bottineau 1.5 39
7 Garrison 1.7 43
7 Minot 1.6 40
8 Rugby 1.8 44

Western North Dakota

Average amount of rain and snow in September
Days Place Inches Milli­metres
8 Dickinson 1.7 44
6 Kenmare 1.9 49
7 Medora 1.4 36
6 Pretty Rock Wildlife Refuge 1.5 37
8 Williston 1.4 35
Reference

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

North Dakota Precipitation
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