Unionville Weather Forecast

    • 71
    • 91

    Mostly Sunny

    • 73
    • 93

    Mostly Sunny

    • 72
    • 93

    Slight Chance Thunderstorms

    • 72
    • 91

    Chance Thunderstorms

    • 72
    • 91

    Chance Thunderstorms

    • 70
    • 88

    Rain Showers Likely

Today 4 Jul Massac

Sunny. Highs in the lower 90s. Calm Winds, becoming southeast around 5 Mph in the afternoon.

Tonight 4 Jul Massac

Mostly clear. Near steady temperature in the lower 70s. Calm Winds.

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  • Temperature Real-Time

Unionville Temperature Statistics

July Temperature

Metropolis Municipal Airport (11.8 miles)

  • Lowest 1 July, 2025

    70.7 °F
  • Average July

    78.9 °F
  • Highest 1 July, 2025

    88.2 °F

Climate (2020–Present)

Metropolis Municipal Airport (11.8 miles)

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  • Average Low 2020–2025

    49.2 °F
  • Average 2020–2025

    59.3 °F
  • Average High 2020–2025

    69.7 °F
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