Union City Weather Forecast

    • 57
    • 77

    Increasing Clouds

    • 53
    • 66

    Mostly Cloudy

    • 52
    • 66

    Partly Sunny

    • 52
    • 66

    Chance Rain Showers

    • 55
    • 67

    Chance Rain Showers

    • 56
    • 67

    Chance Rain Showers

    • 56
    • 70

    Slight Chance Rain Showers

Today 21 Sep Western Union

Mostly sunny. Highs around 70.

Tonight 21 Sep Western Union

Mostly cloudy. A slight chance of rain after midnight. Lows in the upper 50s. Northeast Winds 5 to 10 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 15 September, 2026

    55.7 °F

  • Average September

    74.1 °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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