Union City Weather Forecast

    • 69
    • 81

    Rain Showers Likely

    • 69
    • 88

    Rain Showers Likely

    • 69
    • 79

    Rain Showers Likely

    • 69
    • 86

    Chance Thunderstorms

    • 65
    • 82

    Partly Sunny

    • 62
    • 78

    Chance Rain Showers

Today 31 Aug Western Union

Mostly cloudy with a slight chance of Showers this Morning, then partly sunny this afternoon. Highs around 80. Light and variable Winds, becoming southeast around 5 Mph this afternoon. Chance of rain 20 percent.

Tonight 31 Aug Western Union

Mostly cloudy with a chance of Showers with a slight chance of Thunderstorms. Humid with Lows in the upper 60s. South Winds around 5 Mph in the Evening, becoming light and variable. Chance of rain 50 percent.

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Union City Temperature Statistics

August Temperature

Newark, Newark International Airport (5 miles)

  • Lowest 29 August, 2026

    63 °F

  • Average August

    78.2 °F

  • Highest 7 August, 2026

    95.6 °F

Climate (2021–2026)

Newark, Newark International Airport (5 miles)

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  • Average Low 2021–2026

    49.8 °F

  • Average 2021–2026

    58.1 °F

  • Average High 2021–2026

    66.4 °F
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