Glen Allen Weather Forecast

    • 65
    • 90

    Decreasing Clouds

    • 64
    • 88

    Mostly Sunny

    • 63
    • 89

    Mostly Sunny

    • 63
    • 90

    Mostly Sunny

    • 58
    • 86

    Mostly Sunny

    • 55
    • 81

    Partly Sunny

Today 20 Aug Bollinger

Patchy fog in the morning. Partly sunny. Highs in the upper 80s. North Winds 5 to 10 Mph.

Tonight 20 Aug Bollinger

Partly cloudy. Near steady temperature in the lower 70s. North Winds around 5 Mph.

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Glen Allen Temperature Statistics

August Temperature

Cape Girardeau, Cape Girardeau Regional Airport (25.5 miles)

  • Lowest 3 August, 2025

    56.6 °F

  • Average August

    79.3 °F

  • Highest 16 August, 2025

    96.7 °F

Climate (2020–Present)

Cape Girardeau, Cape Girardeau Regional Airport (25.5 miles)

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  • Average Low 2020–2025

    48.7 °F

  • Average 2020–2025

    59.1 °F

  • Average High 2020–2025

    69.9 °F
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