Cottonwood Park Weather Forecast

    • 41
    • 68

    Slight Chance Rain Showers

    • 42
    • 74

    Mostly Sunny

    • 43
    • 77

    Mostly Sunny

    • 44
    • 76

    Mostly Sunny

    • 44
    • 76

    Mostly Sunny

    • 44
    • 76

    Partly Sunny

Today 19 Sep Butte/Blackfoot Region

Mostly cloudy with a 20 percent chance of rain. Highs in the 60s.

Tonight 19 Sep Butte/Blackfoot Region

Mostly cloudy early in the evening then becoming partly cloudy. Patchy fog after midnight. Areas of fog late in the night. Lows in the mid 30s to lower 40s.

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  • Temperature Real-Time

Cottonwood Park Temperature Statistics

September Temperature

Missoula, Missoula International Airport (41 miles)

  • Lowest 9 September, 2026

    38.6 °F

  • Average September

    58.2 °F

  • Highest 1 September, 2026

    88.6 °F

Climate (2021–2026)

Missoula, Missoula International Airport (41 miles)

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  • Average Low 2021–2026

    36 °F

  • Average 2021–2026

    47.6 °F

  • Average High 2021–2026

    59.7 °F
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