Union City Weather Forecast

    • 73
    • 88

    Slight Chance Rain Showers

    • 67
    • 88

    Mostly Cloudy

    • 62
    • 80

    Mostly Sunny

    • 67
    • 80

    Rain Showers Likely

    • 68
    • 81

    Chance Rain Showers

    • 65
    • 82

    Partly Sunny

    • 69
    • 82

    Partly Sunny

Today 9 Sep Western Union

Partly sunny. Near steady temperature in the mid 80s. Southwest Winds around 10 Mph with Gusts up to 25 Mph.

Tonight 9 Sep Western Union

Partly cloudy this Evening, then mostly cloudy with a slight chance of Showers after midnight. Lows in the lower 70s. Southwest Winds 10 to 15 Mph with Gusts up to 25 Mph. Chance of rain 20 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Union City Temperature Statistics

September Temperature

Newark, Newark International Airport (5 miles)

  • Lowest 7 September, 2026

    63 °F

  • Average September

    75.8 °F

  • Highest 3 September, 2026

    89.7 °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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