Okawville Weather Forecast

    • 72
    • 97

    Hot

    • 67
    • 93

    Chance Rain Showers

    • 60
    • 80

    Rain Showers Likely

    • 55
    • 73

    Mostly Cloudy

    • 55
    • 75

    Partly Sunny

    • 57
    • 75

    Partly Sunny

Today 19 Sep Washington

Sunny, hot with Highs in the upper 90s. Southwest Winds around 5 Mph.

Tonight 19 Sep Washington

Mostly cloudy in the Evening, then becoming partly cloudy. Lows in the lower 70s. South Winds around 5 Mph.

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  • Temperature Real-Time

Okawville Temperature Statistics

September Temperature

Belleville, Scott AFB/MidAmerica Airport (18 miles)

  • Lowest 8 September, 2026

    60.1 °F

  • Average September

    80.8 °F

  • Highest 5 September, 2026

    101.8 °F

Climate (2021–2026)

Belleville, Scott AFB/MidAmerica Airport (18 miles)

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  • Average Low 2021–2026

    48 °F

  • Average 2021–2026

    58 °F

  • Average High 2021–2026

    68.2 °F
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