Union City Weather Forecast

    • 58
    • 73

    Mostly Sunny

    • 67
    • 82

    Partly Sunny

    • 69
    • 84

    Chance Rain Showers

    • 60
    • 81

    Partly Sunny

    • 62
    • 72

    Chance Rain Showers

    • 63
    • 75

    Chance Rain Showers

    • 62
    • 75

    Chance Rain Showers

Today 15 Sep Western Union

Sunny. Near steady temperature in the lower 70s. Southeast Winds around 5 Mph.

Tonight 15 Sep Western Union

Mostly clear. Lows in the mid 50s. South Winds around 5 Mph, becoming southwest around 5 Mph after midnight.

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  • Temperature Forecast NOAA

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Union City Temperature Statistics

September Temperature

Newark, Newark International Airport (5 miles)

  • Lowest 8 September, 2026

    60.7 °F

  • Average September

    75.3 °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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