Peterson Lake Weather Forecast

    • 46
    • 61

    Slight Chance Thunderstorms

    • 45
    • 61

    Slight Chance Thunderstorms

    • 44
    • 60

    Mostly Sunny

    • 45
    • 63

    Mostly Sunny

    • 43
    • 65

    Partly Sunny

    • 37
    • 55

    Chance Rain

    • 34
    • 43

    Snow Likely

Today 15 Jun Bitterroot/Sapphire Mountains

Partly cloudy. A 40 percent chance of Showers and Thunderstorms in the afternoon. Highs in the 70s.

Tonight 15 Jun Bitterroot/Sapphire Mountains

Mostly cloudy until early morning then becoming partly cloudy. A 20 percent chance of rain in the evening. Lows in the mid 40s to lower 50s.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Peterson Lake Temperature Statistics

June Temperature

Missoula, Missoula International Airport (20.5 miles)

  • Lowest 3 June, 2025

    37.7 °F

  • Average June

    65.1 °F

  • Highest 9 June, 2025

    94.6 °F

Climate (2020–Present)

Missoula, Missoula International Airport (20.5 miles)

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  • Average Low 2020–2025

    35.4 °F

  • Average 2020–2025

    46.9 °F

  • Average High 2020–2025

    59.1 °F
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