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Fairmont, MT Weather Forecast
Fairmont, MT Weather Forecast Date: 1042 AM MDT Sat Sep 12 2026
The area/counties/county of: Butte/Blackfoot Region, including the cities of: Anaconda, Deer Lodge, and Drummond.or toggle through each period.
Today... Mostly cloudy. Patchy fog early in the morning. Highs in the 60s.
Tonight... Mostly cloudy. Lows in the mid 30s to lower 40s.
Sunday... Partly cloudy. Chance of rain showers and a slight chance of thunderstorms in the afternoon. Chance of precipitation 40%. Highs in the 60s. Southwest winds 15 to 20 mph with gusts to around 30 mph.
Sunday Night... Mostly cloudy with a 50% chance of rain. Lows in the 30s. West winds to 15 mph with gusts to around 30 mph.
Monday... Mostly cloudy. A 20% chance of rain in the morning. Highs in the 50s. West winds 15 to 25 mph with gusts to around 35 mph.
Monday Night... Mostly clear. Areas of fog after midnight. Lows in the 30s.
Tuesday... Partly cloudy. Areas of fog in the morning. Highs in the upper 50s to mid 60s.
Tuesday Night... Mostly cloudy. A 20% chance of rain after midnight. Lows in the 30s to lower 40s.
Wednesday... Partly cloudy. Highs in the upper 50s to mid 60s.
Wednesday Night... Mostly clear. Lows in the mid 30s to lower 40s.
Thursday... Mostly sunny. Highs in the mid 60s to lower 70s.
Thursday Night... Mostly clear. A 20% chance of rain in the evening. Lows in the upper 30s to mid 40s.
POP = Probability of Precipitation
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