Weather in Boulder, MT
Updated 2026-08-11 09:15 local time · ZIP codes 59632
Sunny
No government weather alerts were returned for this location at the latest update.
Next hours
72°0% rain76°0% rain79°0% rain82°0% rain84°0% rain85°1% rain86°0% rain87°1% rain87°1% rain85°1% rain83°1% rain71°1% rain3-day weather forecast
Weather details
Sunrise, sunset and moon
Weather insights for today
Rain chance stays relatively low over the next 12 hours (up to 1%).
It feels like 68°F with winds near 2 mph.
71°F, 1% rain chance and 7 mph wind.
Visibility is around 6 mi; gusts may reach 16 mph.
Current temperature is 72°F, wind 2 mph, rain chance up to 1%.
UV index is 2.
Boulder weather today
Sunny and 72°F in Boulder, MT. Today's high is 87°F with a 0% rain chance. Winds are around 2 mph with gusts near 7 mph. Relative humidity is 23%, pressure is 29.97 inHg, and visibility is about 6 miles.
Tonight and tomorrow in Boulder
Sunrise is at 06:22 AM and sunset is at 08:44 PM. Tomorrow's forecast calls for Sunny with a high near 80°F and a low near 50°F. The maximum rain chance is 36%.