Average Rainfall for North Dakota in August

The tables below give monthly averages for rainfall during August 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 rainfall 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 August
Days Place Inches Milli­metres
9 Devils Lake 2.4 62
9 Fargo 2.6 66
9 Grand Forks 3.0 77
8 Jamestown 2.3 58
7 McLeod 2.6 67
7 Valley City 2.6 66

Central North Dakota

August averages for total rainfall
Days Place Inches Milli­metres
8 Bismarck 2.5 64
8 Bottineau 2.6 66
7 Garrison 2.1 54
8 Minot 2.1 53
8 Rugby 2.2 55

Western North Dakota

Average amount of rain in August
Days Place Inches Milli­metres
7 Dickinson 1.9 47
7 Kenmare 2.2 56
7 Medora 1.4 36
6 Pretty Rock Wildlife Refuge 1.9 48
9 Williston 1.6 40
Reference

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

North Dakota Precipitation
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