Weather in Marion, MT
Updated 2026-09-26 09:00 local time · ZIP codes 59925
Overcast
No government weather alerts were returned for this location at the latest update.
Next hours
41°23% rain44°14% rain47°11% rain48°10% rain
50°5% rain
52°1% rain52°1% rain53°1% rain53°1% rain52°1% rain48°1% rain
42°2% 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 23%).
It feels like 36°F with winds near 7 mph.
53°F, 1% rain chance and 12 mph wind.
Visibility is around 6 mi; gusts may reach 18 mph.
Current temperature is 41°F, wind 7 mph, rain chance up to 23%.
UV index is 0.
Local weather characteristics in Marion
Montana weather varies from relatively dry plains to snowy mountain climates. Cold fronts, strong winds and large day-to-day temperature swings are common.
Marion is part of the West weather region. The forecast point is near 48.11°N latitude and 114.66°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.
Marion weather today
Overcast and 41°F in Marion, MT. Today's high is 53°F with a 17% rain chance. Winds are around 7 mph with gusts near 16 mph. Relative humidity is 77%, pressure is 30.06 inHg, and visibility is about 6 miles.
Tonight and tomorrow in Marion
Sunrise is at 07:31 AM and sunset is at 07:28 PM. Tomorrow's forecast calls for Overcast with a high near 57°F and a low near 33°F. The maximum rain chance is 10%.