Nevada Lake Weather Forecast

    • 47
    • 75

    Mostly Sunny

    • 50
    • 81

    Mostly Sunny

    • 50
    • 83

    Mostly Sunny

    • 50
    • 83

    Chance Thunderstorms

    • 51
    • 82

    Chance Thunderstorms

    • 52
    • 83

    Slight Chance Thunderstorms

Today 23 Jul Butte/Blackfoot Region

Mostly sunny. Highs in the 70s. West Winds to 15 Mph.

Tonight 23 Jul Butte/Blackfoot Region

Mostly clear. Lows in the 40s to lower 50s. West Winds to 15 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Nevada Lake Temperature Statistics

July Temperature

Helena Regional Airport (40.4 miles)

  • Lowest 5 July, 2025

    49.6 °F

  • Average July

    72 °F

  • Highest 8 July, 2025

    97.6 °F

Climate (2020–Present)

Helena Regional Airport (40.4 miles)

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  • Average Low 2020–2025

    36.1 °F

  • Average 2020–2025

    47.5 °F

  • Average High 2020–2025

    59.4 °F
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