Mandan, in North Dakota, United States, is home to roughly 21,400 people in the America/North Dakota/New Salem time zone at 46.8°N latitude.
In 2025, Mandan recorded an average annual temperature of 44°F. The hottest temperatures reached 96°F in July; the coolest were -33°F in February. Total precipitation for the year was 27 inches, with the wettest month being May. Snowfall for the year totaled approximately 9 inches.
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