Upper Rattlesnake Weather Forecast

    • 55
    • 82

    Mostly Cloudy

    • 52
    • 74

    Chance Thunderstorms

    • 50
    • 77

    Chance Rain Showers

    • 52
    • 82

    Mostly Sunny

    • 55
    • 89

    Mostly Sunny

    • 56
    • 90

    Partly Sunny

Today 20 Jul Missoula/Bitterroot Valleys

Mostly cloudy. A 20 percent chance of rain Showers in the afternoon. Highs near 80. West Winds to 15 Mph in the afternoon.

Tonight 20 Jul Missoula/Bitterroot Valleys

Cloudy with a 30 percent chance of rain Showers. Lows in the lower to mid 50s. Northwest Winds 15 to 20 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Upper Rattlesnake Temperature Statistics

July Temperature

Missoula, Missoula International Airport (5.6 miles)

  • Lowest 6 July, 2025

    46.7 °F

  • Average July

    71.4 °F

  • Highest 8 July, 2025

    98.7 °F

Climate (2020–Present)

Missoula, Missoula International Airport (5.6 miles)

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  • Average Low 2020–2025

    35.5 °F

  • Average 2020–2025

    47 °F

  • Average High 2020–2025

    59.2 °F
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