Collinsville Weather Forecast

    • 36
    • 58

    Slight Chance Rain

    • 28
    • 45

    Partly Sunny

    • 23
    • 41

    Mostly Sunny

    • 32
    • 39

    Mostly Cloudy

    • 33
    • 40

    Rain/Snow Likely

    • 33
    • 44

    Chance Rain

Today 25 Nov Madison

Patchy fog in the morning. Mostly cloudy. Highs in the upper 50s. West Winds 5 to 10 Mph.

Tonight 25 Nov Madison

Showers. Patchy fog. Near steady temperature in the lower 50s. South Winds around 5 Mph. Chance of rain near 100 percent.

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Collinsville Temperature Statistics

November Temperature

Belleville, Scott AFB/MidAmerica Airport (10.6 miles)

  • Lowest 11 November, 2025

    24.6 °F

  • Average November

    52.1 °F

  • Highest 15 November, 2025

    81.1 °F

Climate (2020–Present)

Belleville, Scott AFB/MidAmerica Airport (10.6 miles)

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  • Average Low 2020–2025

    47.6 °F

  • Average 2020–2025

    57.5 °F

  • Average High 2020–2025

    67.6 °F
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