Gleason Lake Weather Forecast

    • 51
    • 70

    Chance Rain

    • 42
    • 65

    Rain

    • 39
    • 55

    Chance Rain

    • 47
    • 69

    Mostly Sunny

    • 48
    • 71

    Chance Rain

    • 44
    • 65

    Chance Rain

    • 41
    • 59

    Chance Rain

Today 28 Aug Bitterroot/Sapphire Mountains

Mostly cloudy. Patchy smoke through the day. A 20 percent chance of rain late in the afternoon. Highs in the 70s to lower 80s.

Tonight 28 Aug Bitterroot/Sapphire Mountains

Mostly cloudy with a 40 percent chance of Areas of rain. Patchy smoke. Lows in the mid 40s to lower 50s.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Gleason Lake Temperature Statistics

August Temperature

Missoula, Missoula International Airport (43.5 miles)

  • Lowest 4 August, 2026

    43.6 °F

  • Average August

    69.8 °F

  • Highest 21 August, 2026

    97.6 °F

Climate (2021–2026)

Missoula, Missoula International Airport (43.5 miles)

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  • Average Low 2021–2026

    36 °F

  • Average 2021–2026

    47.6 °F

  • Average High 2021–2026

    59.8 °F
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