Unionville Weather Forecast

    • 38
    • 58

    Mostly Sunny

    • 56
    • 70

    Partly Sunny

    • 65
    • 78

    Partly Sunny

    • 57
    • 82

    Rain Showers Likely

    • 50
    • 66

    Rain Showers Likely

    • 53
    • 63

    Rain Showers Likely

Today 28 Mar Massac

Sunny. Highs in the upper 50s. Northeast Winds around 5 Mph.

Tonight 28 Mar Massac

Mostly clear. Lows in the upper 30s. Calm Winds, becoming southeast around 5 Mph after midnight.

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Unionville Temperature Statistics

March Temperature

Metropolis Municipal Airport (11.8 miles)

  • Lowest 19 March, 2026

    38.3 °F

  • Average March

    61.8 °F

  • Highest 22 March, 2026

    86 °F

Climate (2021–Present)

Metropolis Municipal Airport (11.8 miles)

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  • Average Low 2021–2026

    48.7 °F

  • Average 2021–2026

    59 °F

  • Average High 2021–2026

    69.4 °F
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