North Dakota Weather by Month — Temperature & Rainfall Guide

North Dakota is a region in the United States of America. Many people wonder what the weather conditions are in North Dakota over the year. What is the best time to visit North Dakota?

This page shows the average weather conditions by month in North Dakota over the year in: January, February, March, April, May, June, July, August, September, October, November, December.

In January the weather in North Dakota is generally less favorable. January is a winter month. The average maximum daytime temperatures are very low and range from -8°C (18°F) in Grand Forks to -2°C (28°F) in Dickinson. On average, this month is one of the coldest months of the year in North Dakota. So be prepared and make sure to dress up warm.

Find more detailed climate information for North Dakota in January here.

In February the weather in North Dakota is generally less favorable. February is a winter month. The average maximum daytime temperatures are very low and range from -8°C (18°F) in Devils Lake to -2°C (28°F) in Dickinson. It is a very cold month in some areas, so be prepared and make sure to dress up warm.

Find more detailed climate information for North Dakota in February here.

In March the weather in North Dakota is generally less favorable. The temperatures range from very low in Devils Lake with 0°C (32°F) to low in Dickinson with 6°C (43°F). It is a very cold month in some areas, so be prepared and make sure to dress up warm.

Find more detailed climate information for North Dakota in March here.

In April the weather in North Dakota is generally mixed. The temperatures range from low in Devils Lake with 10°C (50°F) to moderate in Bismarck with 13°C (55°F).

Find more detailed climate information for North Dakota in April here.

In May the weather in North Dakota is generally excellent. The temperatures range from moderate in Devils Lake with 18°C (64°F) to pleasant in Fargo with 20°C (68°F).

Find more detailed climate information for North Dakota in May here.

In June the weather in North Dakota ranges from very good in Fargo to excellent in Bismarck. June is a summer month. The average maximum daytime temperatures are high and range from 23°C (73°F) in Devils Lake to 25°C (77°F) in West Fargo.

Find more detailed climate information for North Dakota in June here.

In July the weather in North Dakota is generally excellent. July is a summer month. The average maximum daytime temperatures are high and range from 26°C (79°F) in Devils Lake to 30°C (86°F) in Williston. On average, this month is one of the warmest months of the year in North Dakota. So be prepared and make sure to dress lightly.

Find more detailed climate information for North Dakota in July here.

In August the weather in North Dakota is generally excellent. August is a summer month. The average maximum daytime temperatures are high and range from 25°C (77°F) in Devils Lake to 29°C (84°F) in Williston.

Find more detailed climate information for North Dakota in August here.

In September the weather in North Dakota is generally excellent. The temperatures range from pleasant in Devils Lake with 21°C (70°F) to high in Bismarck with 23°C (73°F).

Find more detailed climate information for North Dakota in September here.

In October the weather in North Dakota is generally good. The temperatures range from low in Devils Lake with 12°C (54°F) to moderate in Bismarck with 14°C (57°F).

Find more detailed climate information for North Dakota in October here.

In November the weather in North Dakota ranges from less favorable in Fargo to mixed in Bismarck. The average maximum daytime temperatures are low and range from 2°C (36°F) in Devils Lake to 6°C (43°F) in Dickinson. It is a very cold month in some areas, so be prepared and make sure to dress up warm.

Find more detailed climate information for North Dakota in November here.

In December the weather in North Dakota is generally less favorable. December is a winter month. The average maximum daytime temperatures are very low and range from -7°C (19°F) in Devils Lake to -3°C (27°F) in Dickinson. It is a very cold month in some areas, so be prepared and make sure to dress up warm.

Find more detailed climate information for North Dakota in December here.