Mission Reservoir Weather Forecast

    • 63
    • 88

    Areas Smoke

    • 63
    • 85

    Mostly Sunny

    • 61
    • 83

    Sunny

    • 61
    • 83

    Mostly Sunny

    • 57
    • 80

    Mostly Sunny

    • 55
    • 75

    Chance Rain

Today 8 Aug Flathead/Mission Valleys

Partly cloudy. Patchy smoke in the Morning, then smoke in the afternoon. Highs in the mid 80s to lower 90s.

Tonight 8 Aug Flathead/Mission Valleys

Mostly cloudy in the evening then clearing. Patchy smoke through the night. Lows in the upper 40s to mid 50s.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Mission Reservoir Temperature Statistics

August Temperature

Missoula, Missoula International Airport (27.3 miles)

  • Lowest 4 August, 2026

    43.6 °F

  • Average August

    67.5 °F

  • Highest 1 August, 2026

    96.7 °F

Climate (2021–2026)

Missoula, Missoula International Airport (27.3 miles)

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  • Average Low 2021–2026

    36 °F

  • Average 2021–2026

    47.5 °F

  • Average High 2021–2026

    59.7 °F
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