Califon Weather Forecast

    • 27
    • 35

    Increasing Clouds

    • 21
    • 41

    Partly Sunny

    • 25
    • 36

    Chance Rain/Snow

    • 30
    • 40

    Slight Chance Rain/Snow

    • 26
    • 41

    Chance Rain

    • 37
    • 44

    Chance Rain

Today 20 Dec Hunterdon

Sunny in the Morning, then becoming partly sunny. Much cooler with Highs in the mid 30s. West Winds 5 to 10 Mph, becoming southwest in the afternoon.

Tonight 20 Dec Hunterdon

Mostly clear and much Colder. Near steady temperature in the mid 20s. West Winds 15 to 20 Mph with Gusts up to 30 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Califon Temperature Statistics

December Temperature

Somerville, Somerset Airport (10.6 miles)

  • Lowest 9 December, 2025

    7 °F

  • Average December

    28.9 °F

  • Highest 17 December, 2025

    46.9 °F

Climate (2020–Present)

Somerville, Somerset Airport (10.6 miles)

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  • Average Low 2020–2025

    43.2 °F

  • Average 2020–2025

    54.4 °F

  • Average High 2020–2025

    65.8 °F
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