Brussels Weather Forecast

    • 56
    • 81

    Mostly Sunny

    • 62
    • 81

    Rain Showers

    • 54
    • 76

    Rain Showers

    • 55
    • 69

    Chance Rain Showers

    • 60
    • 73

    Chance Rain Showers

    • 68
    • 85

    Chance Rain Showers

Today 23 Apr Calhoun

Mostly sunny. Highs in the upper 70s. Southeast Winds 5 to 10 Mph.

Tonight 23 Apr Calhoun

Mostly clear. Lows in the lower 50s. Southeast Winds around 5 Mph.

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Brussels Temperature Statistics

April Temperature

St. Charles, St. Charles County Smartt Airport (8.1 miles)

  • Lowest 8 April, 2025

    29.8 °F

  • Average April

    55 °F

  • Highest 13 April, 2025

    83.6 °F

Climate (2020–Present)

St. Charles, St. Charles County Smartt Airport (8.1 miles)

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  • Average Low 2020–2025

    47.3 °F

  • Average 2020–2025

    57.5 °F

  • Average High 2020–2025

    68.3 °F
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