Weather WorldMcClain Lake, MT 7-Day Weather Forecast
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McClain Lake Weather Forecast
McClain Lake, MT Weather Forecast Date: 1222 PM MDT Tue Sep 22 2026
Weather forecast for McClain Lake, MT
Tonight Lo: 45°F Lo: 7°C |
Tonight... Mostly cloudy with a chance of rain showers and a slight chance of thunderstorms early in the evening, then mostly cloudy with a slight chance of rain late in the evening. Partly cloudy after midnight. Chance of precipitation 50%. Lows in the 40s. |
Wed Hi: 66°FHi: 19°C Lo: 45°F Lo: 7°C |
Wednesday... Mostly sunny. Highs in the mid 60s to lower 70s. |
| Thu Hi: 75°FHi: 24°C Lo: 46°F Lo: 8°C |
Thursday... Mostly sunny. Highs in the 70s. South winds to 15 mph. |
Fri Hi: 70°FHi: 21°C Lo: 36°F Lo: 2°C |
Friday... Partly cloudy. A 20% chance of rain in the afternoon. Highs in the upper 60s to mid 70s. |
Sat Hi: 50°FHi: 10°C Lo: 35°F Lo: 2°C |
Saturday... Mostly cloudy. Cooler. Highs in the upper 40s to mid 50s. |
| Sun Hi: 56°FHi: 13°C Lo: 36°F Lo: 2°C |
Sunday... Mostly cloudy. Highs in the mid 50s to lower 60s. |
| Mon Hi: 55°FHi: 13°C Lo: 35°F Lo: 2°C |
Monday... Mostly cloudy. Highs in the 50s. |
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