Brussels Weather Forecast

    • 57
    • 82

    Mostly Sunny

    • 59
    • 83

    Increasing Clouds

    • 63
    • 82

    Chance Thunderstorms

    • 65
    • 83

    Rain Showers Likely

    • 65
    • 84

    Chance Thunderstorms

    • 63
    • 80

    Rain Showers Likely

    • 61
    • 78

    Chance Rain Showers

Today 24 May Calhoun

Sunny. Near steady temperature in the upper 70s. North Winds 5 to 10 Mph.

Tonight 24 May Calhoun

Mostly clear. Lows in the mid 50s. East Winds around 5 Mph late this Evening, becoming light and variable.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Brussels Temperature Statistics

May Temperature

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

  • Lowest 3 May, 2026

    40.6 °F

  • Average May

    63.4 °F

  • Highest 17 May, 2026

    87.1 °F

Climate (2021–Present)

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

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  • Average Low 2021–2026

    47.3 °F

  • Average 2021–2026

    58 °F

  • Average High 2021–2026

    68.9 °F
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