Fairmont Weather Forecast

    • 44
    • 70

    Decreasing Clouds

    • 47
    • 73

    Mostly Sunny

    • 50
    • 77

    Mostly Sunny

    • 52
    • 79

    Mostly Sunny

    • 54
    • 81

    Mostly Sunny

    • 52
    • 79

    Mostly Sunny

Today 7 Sep Marion

Patchy fog this morning. Mostly sunny. Highs in the upper 60s. West Winds around 5 Mph.

Tonight 7 Sep Marion

Mainly clear. Patchy fog after midnight. Lows in the mid 40s. Northwest Winds around 5 Mph in the Evening, becoming light and variable.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Fairmont Temperature Statistics

September Temperature

Clarksburg, Clarksburg Benedum Airport (13 miles)

  • Lowest 1 September, 2025

    48 °F

  • Average September

    65 °F

  • Highest 3 September, 2025

    82.9 °F

Climate (2020–Present)

Clarksburg, Clarksburg Benedum Airport (13 miles)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2020–2025

    45.3 °F

  • Average 2020–2025

    55.5 °F

  • Average High 2020–2025

    66.1 °F
Get WillyWeather+ to remove ads