Mission Reservoir Weather Forecast

    • 56
    • 77

    Increasing Clouds

    • 58
    • 80

    Chance Rain

    • 58
    • 79

    Chance Thunderstorms

    • 52
    • 68

    Rain

    • 48
    • 62

    Rain Showers

    • 47
    • 53

    Rain

Today 23 Jun Flathead/Mission Valleys

Mostly sunny. Highs in the mid 70s to lower 80s.

Tonight 23 Jun Flathead/Mission Valleys

Mostly cloudy. Lows in the upper 40s to mid 50s.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Mission Reservoir Temperature Statistics

June Temperature

Missoula, Missoula International Airport (27.3 miles)

  • Lowest 8 June, 2026

    31.6 °F
  • Average June

    59.8 °F
  • Highest 16 June, 2026

    84.7 °F

Climate (2021–2026)

Missoula, Missoula International Airport (27.3 miles)

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  • Average Low 2021–2026

    36.1 °F
  • Average 2021–2026

    47.6 °F
  • Average High 2021–2026

    59.8 °F
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