Nevada Lake Weather Forecast

    • 53
    • 86

    Areas Smoke

    • 53
    • 87

    Mostly Sunny

    • 54
    • 86

    Mostly Sunny

    • 54
    • 88

    Mostly Sunny

    • 56
    • 90

    Sunny

    • 53
    • 91

    Mostly Sunny

Today 27 Jul Butte/Blackfoot Region

Mostly sunny. Areas of smoke in the Morning, then patchy smoke in the afternoon. Highs in the 80s to lower 90s. West Winds to 15 Mph.

Tonight 27 Jul Butte/Blackfoot Region

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

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Nevada Lake Temperature Statistics

July Temperature

Helena Regional Airport (40.4 miles)

  • Lowest 2 July, 2026

    47.6 °F

  • Average July

    73.1 °F

  • Highest 11 July, 2026

    101.6 °F

Climate (2021–2026)

Helena Regional Airport (40.4 miles)

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  • Average Low 2021–2026

    36.4 °F

  • Average 2021–2026

    47.9 °F

  • Average High 2021–2026

    59.9 °F
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