Union City Weather Forecast

    • 61
    • 75

    Rain Showers

    • 65
    • 82

    Mostly Cloudy

    • 66
    • 87

    Mostly Cloudy

    • 58
    • 80

    Slight Chance Thunderstorms

    • 58
    • 78

    Partly Sunny

    • 58
    • 77

    Partly Sunny

Today 25 May Western Union

Cloudy. Areas of fog this morning. Showers with a slight chance of Thunderstorms this Morning, then a slight chance of Showers this afternoon. Not as cool with Highs in the mid 70s. Southwest Winds around 5 Mph. Chance of rain 80 percent.

Tonight 25 May Western Union

Mostly cloudy. Lows in the upper 50s. West Winds around 5 Mph, becoming north after midnight.

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Union City Temperature Statistics

May Temperature

Newark, Newark International Airport (5 miles)

  • Lowest 1 May, 2026

    46.7 °F

  • Average May

    64.8 °F

  • Highest 19 May, 2026

    99.6 °F

Climate (2021–Present)

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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