Big Run Weather Forecast

    • 58
    • 81

    Mostly Sunny

    • 59
    • 79

    Becoming Sunny

    • 64
    • 82

    Partly Sunny

    • 68
    • 84

    Rain Showers

    • 60
    • 78

    Rain Showers

    • 58
    • 76

    Partly Sunny

    • 62
    • 80

    Partly Sunny

Today 6 Sep Marion

Mostly sunny. Near steady temperature in the mid 70s. Northeast Winds 5 to 10 Mph.

Tonight 6 Sep Marion

Clear. Lows in the upper 50s. Northeast Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Big Run Temperature Statistics

September Temperature

Clarksburg, Clarksburg Benedum Airport (14.3 miles)

  • Lowest 1 September, 2026

    67.6 °F

  • Average September

    77.6 °F

  • Highest 2 September, 2026

    90.6 °F

Climate (2021–2026)

Clarksburg, Clarksburg Benedum Airport (14.3 miles)

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  • Average Low 2021–2026

    45.3 °F

  • Average 2021–2026

    55.7 °F

  • Average High 2021–2026

    66.2 °F
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