Union Weather Forecast

    • 16
    • 29

    Chance Snow Showers

    • 17
    • 31

    Partly Sunny

    • 20
    • 33

    Mostly Cloudy

    • 17
    • 36

    Partly Sunny

    • 23
    • 32

    Mostly Cloudy

    • 28
    • 39

    Chance Rain

Today 1 Jan Hunterdon

Partly cloudy. Cold with Lows around 16. West Winds around 5 Mph.

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Union Temperature Statistics

January Temperature

Somerville, Somerset Airport (14.9 miles)

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  • Average January

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Climate (2021–Present)

Somerville, Somerset Airport (14.9 miles)

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  • Average Low 2021–2025

    43.2 °F

  • Average 2021–2025

    54.4 °F

  • Average High 2021–2025

    65.7 °F
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