Union City Weather Forecast

    • 73
    • 93

    Rain Showers Likely

    • 71
    • 90

    Partly Sunny

    • 69
    • 88

    Chance Rain Showers

    • 67
    • 88

    Slight Chance Thunderstorms

    • 64
    • 83

    Mostly Sunny

    • 65
    • 83

    Partly Sunny

Today 10 Aug Western Union

Partly sunny. A slight chance of Showers and Thunderstorms this afternoon. Highs in the lower 90s. Southeast Winds around 5 Mph, becoming southwest with Gusts up to 20 Mph this afternoon. Chance of rain 20 percent. Heat index Values in the upper 90s.

Tonight 10 Aug Western Union

Mostly cloudy with Showers likely with a chance of Thunderstorms in the Evening, then partly cloudy with a slight chance of Showers after midnight. Humid with Lows in the lower 70s. West Winds around 5 Mph. Chance of rain 60 percent.

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Union City Temperature Statistics

August Temperature

Newark, Newark International Airport (5 miles)

  • Lowest 4 August, 2026

    64.7 °F

  • Average August

    80 °F

  • Highest 6 August, 2026

    93.7 °F

Climate (2021–2026)

Newark, Newark International Airport (5 miles)

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  • Average Low 2021–2026

    49.9 °F

  • Average 2021–2026

    58.1 °F

  • Average High 2021–2026

    66.4 °F
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