Weather in Corvallis, MT
Updated 2026-09-26 10:45 local time · ZIP codes 59828
Overcast
No government weather alerts were returned for this location at the latest update.
Next hours
47°13% rain
53°2% rain
56°6% rain58°7% rain59°5% rain
59°1% rain58°0% rain57°0% rain50°1% rain
44°1% rain41°1% rain39°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 10%).
It feels like 45°F with winds near 4 mph.
58°F, 0% rain chance and 9 mph wind.
Visibility is around 6 mi; gusts may reach 17 mph.
Current temperature is 47°F, wind 4 mph, rain chance up to 10%.
UV index is 1.
Local weather characteristics in Corvallis
Montana weather varies from relatively dry plains to snowy mountain climates. Cold fronts, strong winds and large day-to-day temperature swings are common.
Corvallis is part of the West weather region. The forecast point is near 46.31°N latitude and 114.11°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.
Corvallis weather today
Overcast and 47°F in Corvallis, MT. Today's high is 59°F with a 5% rain chance. Winds are around 4 mph with gusts near 7 mph. Relative humidity is 54%, pressure is 30.04 inHg, and visibility is about 6 miles.
Tonight and tomorrow in Corvallis
Sunrise is at 07:28 AM and sunset is at 07:26 PM. Tomorrow's forecast calls for Overcast with a high near 60°F and a low near 35°F. The maximum rain chance is 9%.