Stewart Lake Weather Forecast

    • 32
    • 41

    Increasing Clouds

    • 27
    • 38

    Snow

    • 18
    • 28

    Snow

    • 16
    • 29

    Mostly Sunny

    • 17
    • 30

    Mostly Sunny

    • 19
    • 30

    Partly Sunny

Today 7 Feb Butte/Blackfoot Region

Partly cloudy. Highs in the upper 40s to mid 50s. West Winds to 15 Mph in the afternoon.

Tonight 7 Feb Butte/Blackfoot Region

Partly cloudy. Lows in the 30s. Southwest Winds to 15 Mph.

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Stewart Lake Temperature Statistics

February Temperature

Butte, Bert Mooney Airport (44.7 miles)

  • Lowest 1 February, 2026

    20.6 °F

  • Average February

    35.6 °F

  • Highest 5 February, 2026

    59 °F

Climate (2021–Present)

Butte, Bert Mooney Airport (44.7 miles)

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  • Average Low 2021–2026

    28.2 °F

  • Average 2021–2026

    42 °F

  • Average High 2021–2026

    55.3 °F
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