Raritan Township Weather Forecast

    • 1
    • 21

    Mostly Sunny

    • 26
    • 32

    Mostly Cloudy

    • 22
    • 43

    Partly Sunny

    • 7
    • 30

    Mostly Cloudy

    • 9
    • 17

    Snow Likely

    • 5
    • 19

    Snow Likely

    • 8
    • 24

    Slight Chance Snow

Today 20 Jan Hunterdon

Sunny, Colder. Near steady temperature around 18. West Winds 10 to 15 Mph with Gusts up to 25 Mph.

Tonight 20 Jan Hunterdon

Mostly clear. Cold with Lows around 1 above. West Winds 5 to 10 Mph.

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  • Temperature Real-Time

Raritan Township Temperature Statistics

January Temperature

Somerville, Somerset Airport (12.4 miles)

  • Lowest 3 January, 2026

    12 °F

  • Average January

    33.1 °F

  • Highest 8 January, 2026

    52 °F

Climate (2021–Present)

Somerville, Somerset Airport (12.4 miles)

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  • Average Low 2021–2026

    43.2 °F

  • Average 2021–2026

    54.3 °F

  • Average High 2021–2026

    65.7 °F
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