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Custer Weather Forecast
Custer, MT Weather Forecast Date: 1238 AM MDT Wed Sep 16 2026
Weather forecast for Custer, MT
Today Hi: 70°FHi: 21°C Lo: 45°F Lo: 7°C |
Today... Sunny. Highs around 70. North winds 5 to 15 mph. |
Thu Hi: 79°FHi: 26°C Lo: 55°F Lo: 13°C |
Thursday... Mostly cloudy. Highs in the upper 70s. East winds 5 to 10 mph. |
Fri Hi: 80°FHi: 27°C Lo: 55°F Lo: 13°C |
Friday... Partly sunny. Chance of rain showers and slight chance of thunderstorms in the afternoon. Highs around 80. Southwest winds 5 to 10 mph in the morning shifting to the north in the afternoon. Chance of precipitation 40%. |
| Sat Hi: 71°FHi: 22°C Lo: 50°F Lo: 10°C |
Saturday... Rain showers in the morning, then rain showers likely and slight chance of thunderstorms in the afternoon. Highs in the lower 70s. Chance of precipitation 80%. |
Sun Hi: 71°FHi: 22°C Lo: 49°F Lo: 9°C |
Sunday... Partly sunny. Chance of rain showers in the morning, then slight chance of rain showers in the afternoon. Highs in the lower 70s. Chance of precipitation 30%. |
| Mon Hi: 79°FHi: 26°C Lo: 49°F Lo: 9°C |
Monday... Sunny. Highs in the upper 70s. |
| Tue Hi: 75°FHi: 24°C |
Tuesday... Mostly sunny. Highs in the mid 70s. |
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