Unionville Weather Forecast

    • 63
    • 85

    Rain Showers

    • 59
    • 81

    Rain Showers

    • 47
    • 70

    Slight Chance Rain Showers

    • 47
    • 69

    Partly Sunny

    • 45
    • 68

    Slight Chance Rain Showers

    • 45
    • 67

    Mostly Sunny

Today 27 Apr Massac

Partly sunny with a chance of Showers. A slight chance of Thunderstorms in the Morning, then a chance of Thunderstorms in the afternoon. Highs in the mid 80s. South Winds 15 to 20 Mph with Gusts up to 30 Mph. Chance of rain 50 percent.

Tonight 27 Apr Massac

Showers with Thunderstorms likely. Lows in the lower 60s. Southwest Winds 10 to 15 Mph. Gusts up to 30 Mph in the evening. Chance of rain near 100 percent.

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Unionville Temperature Statistics

April Temperature

Metropolis Municipal Airport (11.8 miles)

  • Lowest 6 April, 2026

    35.1 °F

  • Average April

    64.8 °F

  • Highest 17 April, 2026

    84.4 °F

Climate (2021–Present)

Metropolis Municipal Airport (11.8 miles)

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  • Average Low 2021–2026

    48.8 °F

  • Average 2021–2026

    59.1 °F

  • Average High 2021–2026

    69.5 °F
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