Fairmont Weather Forecast

    • 68
    • 88

    Mostly Sunny

    • 71
    • 91

    Mostly Sunny

    • 71
    • 89

    Chance Thunderstorms

    • 72
    • 88

    Rain Showers Likely

    • 70
    • 86

    Rain Showers Likely

    • 70
    • 89

    Slight Chance Thunderstorms

Today 23 Jul Marion

Mostly sunny. Humid with Highs in the upper 80s. South Winds around 5 Mph.

Tonight 23 Jul Marion

Mainly clear. Humid with Lows in the upper 60s. South Winds around 5 Mph.

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Fairmont Temperature Statistics

July Temperature

Clarksburg, Clarksburg Benedum Airport (13 miles)

  • Lowest 5 July, 2025

    61.6 °F

  • Average July

    78.4 °F

  • Highest 6 July, 2025

    93.7 °F

Climate (2020–Present)

Clarksburg, Clarksburg Benedum Airport (13 miles)

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  • Average Low 2020–2025

    45.4 °F

  • Average 2020–2025

    55.5 °F

  • Average High 2020–2025

    66 °F
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