Fairmount Weather Forecast

    • 35
    • 44

    Chance Rain Showers

    • 37
    • 63

    Partly Sunny

    • 37
    • 53

    Chance Rain Showers

    • 36
    • 49

    Partly Sunny

    • 38
    • 52

    Mostly Cloudy

    • 44
    • 58

    Chance Rain Showers

Today 22 Apr Carlton/South St. Louis

Mostly cloudy with a 50 percent chance of Showers. Cooler. Near steady temperature in the mid 40s. Southeast Winds 5 to 10 Mph with Gusts up to 25 Mph.

Tonight 22 Apr Carlton/South St. Louis

Mostly cloudy. A slight chance of rain Showers after midnight. Areas of fog after midnight. Lows in the mid 30s. Southeast Winds 5 to 10 Mph. Chance of rain 20 percent.

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Fairmount Temperature Statistics

April Temperature

Richard I. Bong Airport (5.6 miles)

  • Lowest 8 April, 2025

    15.4 °F

  • Average April

    36.9 °F

  • Highest 11 April, 2025

    59 °F

Climate (2020–Present)

Richard I. Bong Airport (5.6 miles)

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  • Average Low 2020–2025

    33.7 °F

  • Average 2020–2025

    43 °F

  • Average High 2020–2025

    51.3 °F
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