McDonald Lake Weather Forecast

    • 26
    • 43

    Snow

    • 26
    • 42

    Chance Snow

    • 29
    • 45

    Chance Snow

    • 30
    • 46

    Chance Snow

    • 36
    • 49

    Chance Rain/Snow

    • 38
    • 53

    Chance Rain

    • 38
    • 58

    Chance Rain

Today 23 Apr Potomac/Seeley Lake Region

Slight chance of Thunderstorms. Chance of snow Showers and a slight chance of rain early in the Morning, then snow Showers likely in the late morning and afternoon. Chance of precipitation near 100 percent. Colder. Snow Accumulations of 1 to 2 Inches. Highs in the mid 30s to lower 40s. Northwest Winds 15 to 20 Mph.

Tonight 23 Apr Potomac/Seeley Lake Region

Snow likely until early Morning, then slight chance of snow late in the night. Chance of snow 70 percent. Snow Accumulations of 1 to 2 Inches. Lows 19 to 26.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

McDonald Lake Temperature Statistics

April Temperature

Missoula, Missoula International Airport (34.8 miles)

  • Lowest 18 April, 2026

    25.6 °F

  • Average April

    46.1 °F

  • Highest 6 April, 2026

    70.6 °F

Climate (2021–Present)

Missoula, Missoula International Airport (34.8 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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