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Great Falls Weather in May

United States · late spring in Northern Hemisphere

Great Falls on the Missouri River is Montana's windiest city, exposed to the open Hi-Line plains. Chinook winds from the Rocky Mountains can raise temperatures 50°F in hours, setting world records for rapid temperature rises. The city experienced a 103°F rise in 24 hours in 1972 — the largest temperature change ever recorded.

One of the most popular travel months worldwide for good reason.

Current Weather in Great Falls Right Now

clear sky

46°F

Clear Sky

Feels like 45°F · H 48°F / L 46°F

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