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Lake Geneva, MT Weather Forecast

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Lake Geneva, MT Weather Forecast

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Lake Geneva MT weather - Clear - 54°F
Clear
54°F
Updated 11:26 am
Feels Like 43°F
Humidity 71%
Wind N 7 mph
Barometer  30.07 in
Dew Point 45°F
Lake Geneva MT weather - Clear - 12°C
Clear
12°C
Updated 11:26 am
Feels Like 6°C
Humidity 71%
Wind N 11 km/h
Barometer  101.8 kPa
Dew Point 7°C
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Lake Geneva Weather Forecast

TODAY TONIGHT WEDNESDAY WEDNESDAY NIGHT THURSDAY THURSDAY NIGHT FRIDAY FRIDAY NIGHT SATURDAY SATURDAY NIGHT SUNDAY SUNDAY NIGHT
Lake Geneva, MT Weather - Today Rain Lake Geneva, MT Weather - Tonight Chance Of Rain Lake Geneva, MT Weather - Wednesday Patchy Fog Lake Geneva, MT Weather - Wednesday Night Clear Lake Geneva, MT Weather - Thursday Mostly Sunny Lake Geneva, MT Weather - Thursday Night Mostly Clear Lake Geneva, MT Weather - Friday Mostly Sunny Lake Geneva, MT Weather - Friday Night Mostly Clear Lake Geneva, MT Weather - Saturday Partly Cloudy Lake Geneva, MT Weather - Saturday Night Mostly Clear Lake Geneva, MT Weather - Sunday Mostly Sunny Lake Geneva, MT Weather - Sunday Night Mostly Clear
Rain Chance of Rain Patchy Fog Clear Mostly Sunny Mostly Clear Mostly Sunny Mostly Clear Partly Cloudy Mostly Clear Mostly Sunny Mostly Clear
Hi: 60°FHi: 16°C
 Lo: 40°FLo: 4°C Hi: 70°FHi: 21°C
 Lo: 40°FLo: 4°C Hi: 76°FHi: 24°C
 Lo: 46°FLo: 8°C Hi: 76°FHi: 24°C
 Lo: 46°FLo: 8°C Hi: 76°FHi: 24°C
 Lo: 46°FLo: 8°C Hi: 76°FHi: 24°C
 Lo: 46°FLo: 8°C
POP: 50% POP: 50%
POP = Probability of Precipitation.
Weather Outlook Updated: 1222 AM MDT Tue Sep 15 2026 Lake Geneva, MT Weather - WeatherWorld.com

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Issued: 241 AM MDT Tue Sep 15 2026

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KEY MESSAGES:
  • Chilly start this morning across southwest Montana and north central Idaho with patchy valley fog.
  • Warming and drying through mid week, then wetter Thursday into Friday.

Clear skies south of Highway 200 in western Montana and north-central Idaho allowed temperatures to drop near or below freezing early this morning, leading to patchy frost and valley fog that may expand through daybreak. North of Highway 200, cloud cover remains thicker, keeping temperatures slightly mi...