Bismarck weather

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The weather guide for Bismarck, North Dakota shows long term weather averages processed from data supplied by CRU (University of East Anglia) & today's weather forecast provided by MeteoBlue. Find out more about our data sources.

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When is it hottest in Bismarck?

The hottest time of year in Bismarck is normally July. Expect maximum daytime temperatures to reach 29°C with moderate heat and humidity.

What is the wettest month in Bismarck?

In terms of rainfall, June usually gets the most rainfall in Bismarck with 72mm on average. In June there are normally 11 days with some rain.

When is it sunniest in Bismarck?

The sunniest time of year in Bismarck is normally July with bright sunshine on average for 74% of daylight hours; that's 11 hours of sunshine per day.

Metric (°C / mm)  |  Imperial (°F / inches)

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Compare Bismarck weather with the USA

Below the Bismarck weather chart shows average maximum daytime temperature for Bismarck, North Dakota, USA and the USA (Washington).

Maximum daytime temperature (°C)

Bismarck, North Dakota, USA
USA (Washington)
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Metric (°C / mm)  |  Imperial (°F / inches)

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Where's hot in North Dakota right now?

Below are the temperatures expected today at popular destinations in North Dakota. Select a destination to compare today's forecast with average weather conditions.

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