Weather in Great Falls, MT
Updated 2026-09-26 06:45 local time · ZIP codes 59401, 59404, 59405
Clear
No government weather alerts were returned for this location at the latest update.
Next hours
49°2% rain
49°3% rain
52°10% rain54°10% rain57°9% rain59°9% rain61°9% rain62°9% rain62°9% rain62°9% rain62°1% rain61°0% rain3-day weather forecast
Weather details
Sunrise, sunset and moon
Key weather changes ahead
Weather insights for today
Rain chance stays relatively low over the next 12 hours (up to 10%).
It feels like 43°F with winds near 13 mph.
61°F, 0% rain chance and 19 mph wind.
Visibility is around 6 mi; gusts may reach 33 mph.
Current temperature is 49°F, wind 13 mph, rain chance up to 10%.
UV index is 0.
Local weather characteristics in Great Falls
Montana weather varies from relatively dry plains to snowy mountain climates. Cold fronts, strong winds and large day-to-day temperature swings are common.
Great Falls is part of the West weather region. The forecast point is near 47.50°N latitude and 111.30°W longitude. Local temperature, wind and precipitation can still differ from nearby places, especially where terrain, coastlines or urban development create small-scale weather changes.
Great Falls weather today
Clear and 49°F in Great Falls, MT. Today's high is 62°F with a 4% rain chance. Winds are around 13 mph with gusts near 28 mph. Relative humidity is 52%, pressure is 29.90 inHg, and visibility is about 6 miles.
Tonight and tomorrow in Great Falls
Sunrise is at 07:17 AM and sunset is at 07:15 PM. Tomorrow's forecast calls for Overcast with a high near 61°F and a low near 45°F. The maximum rain chance is 10%.