Hamburg Weather Forecast

    • 50
    • 66

    Mostly Sunny

    • 50
    • 70

    Rain Showers Likely

    • 57
    • 78

    Rain Showers Likely

    • 47
    • 69

    Mostly Sunny

    • 53
    • 70

    Partly Sunny

    • 57
    • 78

    Slight Chance Thunderstorms

Today 7 May Calhoun

Sunny. Highs in the mid 60s. Southwest Winds 10 to 15 Mph with Gusts up to 25 Mph.

Tonight 7 May Calhoun

Mostly clear in the Evening, then becoming partly cloudy. Lows in the upper 40s. Southwest Winds 10 to 15 Mph.

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Hamburg Temperature Statistics

May Temperature

St. Charles, St. Charles County Smartt Airport (25.5 miles)

  • Lowest 3 May, 2026

    40.6 °F

  • Average May

    58.9 °F

  • Highest 4 May, 2026

    80.1 °F

Climate (2021–Present)

St. Charles, St. Charles County Smartt Airport (25.5 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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