Weather in Fairfield, MT
Updated 2026-08-11 10:45 local time · ZIP codes 59436
Sunny
No government weather alerts were returned for this location at the latest update.
Next hours
63°2% rain76°1% rain80°0% rain82°0% rain84°0% rain85°0% rain86°0% rain85°0% rain83°0% rain80°0% rain
74°0% rain70°0% 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 63°F with winds near 2 mph.
72°F, 1% rain chance and 3 mph wind.
Visibility is around 9 mi; gusts may reach 18 mph.
Current temperature is 63°F, wind 2 mph, rain chance up to 1%.
UV index is 2.
Fairfield weather today
Sunny and 63°F in Fairfield, MT. Today's high is 86°F with a 1% rain chance. Winds are around 2 mph with gusts near 2 mph. Relative humidity is 60%, pressure is 30.10 inHg, and visibility is about 9 miles.
Tonight and tomorrow in Fairfield
Sunrise is at 06:18 AM and sunset is at 08:47 PM. Tomorrow's forecast calls for Patchy rain nearby with a high near 71°F and a low near 54°F. The maximum rain chance is 36%.