Weather in Polaris, MT
Updated 2026-09-26 08:00 local time · ZIP codes 59746
Overcast
No government weather alerts were returned for this location at the latest update.
Next hours
37°21% rain41°17% rain44°14% rain48°10% rain52°9% rain53°9% rain54°9% rain54°9% rain56°9% rain56°9% rain
55°4% rain50°9% 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 21%).
It feels like 32°F with winds near 7 mph.
55°F, 4% rain chance and 14 mph wind.
Visibility is around 6 mi; gusts may reach 23 mph.
Current temperature is 37°F, wind 7 mph, rain chance up to 21%.
UV index is 0.
Local weather characteristics in Polaris
Montana weather varies from relatively dry plains to snowy mountain climates. Cold fronts, strong winds and large day-to-day temperature swings are common.
Polaris is part of the West weather region. The forecast point is near 45.37°N latitude and 113.12°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.
Polaris weather today
Overcast and 37°F in Polaris, MT. Today's high is 56°F with a 7% rain chance. Winds are around 7 mph with gusts near 7 mph. Relative humidity is 75%, pressure is 30.03 inHg, and visibility is about 6 miles.
Tonight and tomorrow in Polaris
Sunrise is at 07:24 AM and sunset is at 07:23 PM. Tomorrow's forecast calls for Overcast with a high near 60°F and a low near 38°F. The maximum rain chance is 10%.