James Lake Weather Forecast

    • 43
    • 70

    Increasing Clouds

    • 37
    • 62

    Chance Thunderstorms

    • 34
    • 53

    Chance Rain

    • 37
    • 67

    Mostly Sunny

    • 42
    • 72

    Mostly Sunny

    • 40
    • 69

    Chance Rain Showers

    • 41
    • 71

    Partly Sunny

Today 8 Jun Butte/Blackfoot Region

Mostly cloudy then becoming mostly sunny in the late morning and early afternoon then becoming mostly cloudy. Highs in the 60s. Southwest Winds to 15 Mph with Gusts to around 30 Mph in the afternoon.

Tonight 8 Jun Butte/Blackfoot Region

Mostly cloudy. A 20 percent chance of rain after midnight. Lows in the upper 30s to mid 40s. Southwest Winds to 15 Mph with Gusts to around 30 Mph in the evening.

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  • Temperature Real-Time

James Lake Temperature Statistics

June Temperature

Missoula, Missoula International Airport (42.9 miles)

  • Lowest 5 June, 2026

    40.6 °F

  • Average June

    57.4 °F

  • Highest 5 June, 2026

    78.7 °F

Climate (2021–Present)

Missoula, Missoula International Airport (42.9 miles)

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  • Average Low 2021–2026

    36.1 °F

  • Average 2021–2026

    47.7 °F

  • Average High 2021–2026

    59.9 °F
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