Stewart Lake Weather Forecast

    • 56
    • 75

    Mostly Sunny

    • 58
    • 77

    Slight Chance Thunderstorms

    • 54
    • 77

    Chance Thunderstorms

    • 52
    • 70

    Chance Thunderstorms

    • 49
    • 66

    Chance Thunderstorms

    • 50
    • 67

    Chance Thunderstorms

Today 30 Jun Butte/Blackfoot Region

Mostly sunny. Highs in the 80s.

Tonight 30 Jun Butte/Blackfoot Region

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

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Stewart Lake Temperature Statistics

June Temperature

Butte, Bert Mooney Airport (44.7 miles)

  • Lowest 5 June, 2025

    29.8 °F

  • Average June

    57.6 °F

  • Highest 9 June, 2025

    85.6 °F

Climate (2020–Present)

Butte, Bert Mooney Airport (44.7 miles)

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  • Average Low 2020–2025

    27.6 °F

  • Average 2020–2025

    41.6 °F

  • Average High 2020–2025

    55 °F
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