Upper Dry Fork Reservoir Weather Forecast

    • 55
    • 92

    Slight Chance Rain

    • 51
    • 86

    Mostly Sunny

    • 49
    • 87

    Mostly Sunny

    • 49
    • 85

    Sunny

    • 52
    • 88

    Mostly Sunny

    • 55
    • 91

    Mostly Sunny

    • 54
    • 91

    Mostly Sunny

Today 19 Aug Flathead/Mission Valleys

Mostly sunny. Highs in the mid 80s to lower 90s.

Tonight 19 Aug Flathead/Mission Valleys

Partly cloudy then becoming mostly cloudy in the late evening and early morning then becoming partly cloudy. Slight chance of Showers and Thunderstorms in the Evening, then Areas of rain after midnight. Chance of precipitation 30 percent. Lows in the 50s.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Upper Dry Fork Reservoir Temperature Statistics

August Temperature

Kalispell, Glacier Park International Airport (42.3 miles)

  • Lowest 15 August, 2025

    43.6 °F

  • Average August

    66 °F

  • Highest 12 August, 2025

    91.7 °F

Climate (2020–Present)

Kalispell, Glacier Park International Airport (42.3 miles)

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  • Average Low 2020–2025

    33 °F

  • Average 2020–2025

    45 °F

  • Average High 2020–2025

    56.7 °F
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