Benchmark Airport Weather Forecast

    • 35
    • 53

    Rain Showers Likely

    • 34
    • 57

    Rain Showers

    • 41
    • 68

    Mostly Sunny

    • 39
    • 70

    Chance Rain Showers

    • 32
    • 60

    Rain/Snow Likely

    • 29
    • 50

    Chance Rain Showers

Today 7 Sep Southern Rocky Mountain Front

Breezy. Rain Showers and slight chance of Thunderstorms late in the Morning, then chance of rain Showers in the afternoon. Patchy fog through the day. Some Thunderstorms may produce heavy rainfall late in the morning. Near steady temperature in the mid 40s. West Winds 10 to 15 Mph with Gusts to around 40 Mph increasing to 15 to 25 Mph with Gusts to around 55 Mph in the afternoon. Chance of precipitation near 100 percent.

Tonight 7 Sep Southern Rocky Mountain Front

Breezy. Mostly cloudy with a 50 percent chance of rain Showers. Lows 35 to 41. West Winds 15 to 25 Mph decreasing to 10 to 15 Mph after midnight. Gusts up to 60 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Benchmark Airport Temperature Statistics

September Temperature

Missoula, Missoula International Airport (69 miles)

  • Lowest 1 September, 2026

    45.6 °F

  • Average September

    59.8 °F

  • Highest 1 September, 2026

    88.6 °F

Climate (2021–2026)

Missoula, Missoula International Airport (69 miles)

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  • Average Low 2021–2026

    36 °F

  • Average 2021–2026

    47.6 °F

  • Average High 2021–2026

    59.8 °F
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