Summerville Weather Forecast

    • 62
    • 82

    Rain Showers

    • 55
    • 78

    Slight Chance Rain Showers

    • 54
    • 75

    Mostly Sunny

    • 62
    • 78

    Partly Sunny

    • 66
    • 85

    Mostly Sunny

    • 70
    • 90

    Partly Sunny

    • 67
    • 90

    Mostly Sunny

Today 8 Jun Macoupin

Partly sunny. Highs in the lower 80s. Southwest Winds 10 to 15 Mph.

Tonight 8 Jun Macoupin

Mostly cloudy. A slight chance of Showers after midnight. Lows in the lower 60s. North Winds 5 to 10 Mph. Chance of rain 20 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Summerville Temperature Statistics

June Temperature

St. Louis Regional Airport (21.1 miles)

  • Lowest 6 June, 2024

    60.8 °F

  • Average June

    70.3 °F

  • Highest 3 June, 2024

    86 °F

Climate (2019–Present)

St. Louis Regional Airport (21.1 miles)

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  • Average Low 2019–2024

    45.8 °F

  • Average 2019–2024

    53.6 °F

  • Average High 2019–2024

    65.6 °F
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