Delmoe Lake Weather Forecast

    • 53
    • 74

    Rain Showers

    • 57
    • 81

    Chance Rain Showers

    • 58
    • 87

    Mostly Sunny

    • 54
    • 83

    Mostly Sunny

    • 51
    • 80

    Mostly Sunny

    • 51
    • 79

    Mostly Sunny

Today 17 Aug Elkhorn and Boulder Mountains

Mostly cloudy. A 50 percent chance of Thunderstorms in the afternoon. Highs 70 to 80. Southwest Winds up to 5 Mph increasing to 5 to 15 Mph in the afternoon.

Tonight 17 Aug Elkhorn and Boulder Mountains

Mostly cloudy with a 40 percent chance of Thunderstorms in the Evening, then mostly clear after midnight. Lows 50 to 55. Southwest Winds up to 10 Mph.

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  • Temperature Real-Time

Delmoe Lake Temperature Statistics

August Temperature

Butte, Bert Mooney Airport (7.5 miles)

  • Lowest 9 August, 2025

    39.7 °F

  • Average August

    62.5 °F

  • Highest 12 August, 2025

    87.7 °F

Climate (2020–Present)

Butte, Bert Mooney Airport (7.5 miles)

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  • Average Low 2020–2025

    27.7 °F

  • Average 2020–2025

    41.6 °F

  • Average High 2020–2025

    55 °F
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