Fairmount Weather Forecast

    • 64
    • 85

    Rain Showers

    • 63
    • 78

    Slight Chance Rain Showers

    • 67
    • 84

    Partly Sunny

    • 73
    • 88

    Mostly Sunny

    • 73
    • 92

    Mostly Sunny

    • 73
    • 92

    Mostly Sunny

Today 18 Jun Grant

Mostly cloudy with a chance of Showers and Thunderstorms this Morning, then partly cloudy with Showers and Thunderstorms likely this afternoon. Highs in the mid 80s. Southwest Winds 5 to 10 Mph, increasing to 15 to 20 Mph with Gusts up to 30 Mph this afternoon. Chance of rain 60 percent.

Tonight 18 Jun Grant

Showers with Thunderstorms likely in the Evening, then Showers likely with a chance of Thunderstorms after midnight. Humid with Lows in the mid 60s. Southwest Winds 15 to 20 Mph. Chance of rain 80 percent.

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Fairmount Temperature Statistics

June Temperature

Marion Municipal Airport (5 miles)

  • Lowest 1 June, 2025

    39.6 °F

  • Average June

    67.7 °F

  • Highest 3 June, 2025

    86.9 °F

Climate (2020–Present)

Marion Municipal Airport (5 miles)

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  • Average Low 2020–2025

    42.7 °F

  • Average 2020–2025

    51.9 °F

  • Average High 2020–2025

    61.3 °F
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