Granite State Park Weather Forecast

    • 53
    • 78

    Mostly Cloudy

    • 55
    • 77

    Slight Chance Thunderstorms

    • 53
    • 72

    Rain Showers Likely

    • 52
    • 72

    Rain Showers Likely

    • 49
    • 72

    Chance Thunderstorms

    • 51
    • 73

    Slight Chance Thunderstorms

Today 12 Jul Butte/Blackfoot Region

Mostly cloudy. Highs in the mid 80s to lower 90s. West Winds 15 to 20 Mph with Gusts to around 30 Mph in the afternoon.

Tonight 12 Jul Butte/Blackfoot Region

Mostly cloudy in the evening then becoming partly cloudy. Lows in the 50s to lower 60s. Northwest Winds 15 to 20 Mph.

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  • Temperature Real-Time

Granite State Park Temperature Statistics

July Temperature

Butte, Bert Mooney Airport (43.5 miles)

  • Lowest 2 July, 2026

    40.6 °F

  • Average July

    63.1 °F

  • Highest 5 July, 2026

    87.7 °F

Climate (2021–2026)

Butte, Bert Mooney Airport (43.5 miles)

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  • Average Low 2021–2026

    28.4 °F

  • Average 2021–2026

    42.2 °F

  • Average High 2021–2026

    55.6 °F
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