East Fork Reservoir Weather Forecast

    • 44
    • 75

    Rain Showers Likely

    • 44
    • 69

    Chance Thunderstorms

    • 45
    • 73

    Mostly Sunny

    • 48
    • 78

    Mostly Sunny

    • 48
    • 79

    Mostly Sunny

    • 47
    • 79

    Slight Chance Thunderstorms

    • 48
    • 79

    Partly Sunny

Today 21 Jul Butte/Blackfoot Region

Chance of rain Showers in the Morning, then rain Showers likely and a chance of Thunderstorms in the afternoon. Chance of precipitation 70 percent. Highs in the 70s. North Winds to 15 Mph in the afternoon.

Tonight 21 Jul Butte/Blackfoot Region

Rain Showers likely and a chance of Thunderstorms in the Evening, then slight chance of rain after midnight. Patchy fog after midnight. Chance of precipitation 70 percent. Lows in the mid 40s to lower 50s.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

East Fork Reservoir Temperature Statistics

July Temperature

Butte, Bert Mooney Airport (43.5 miles)

  • Lowest 6 July, 2025

    40.6 °F

  • Average July

    65.6 °F

  • Highest 1 July, 2025

    89.7 °F

Climate (2020–Present)

Butte, Bert Mooney Airport (43.5 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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