Mendham Weather Forecast

    • 2
    • 17

    Mostly Sunny

    • 5
    • 21

    Mostly Cloudy

    • 12
    • 23

    Chance Snow

    • 13
    • 30

    Partly Sunny

    • 13
    • 31

    Partly Sunny

    • 11
    • 29

    Partly Sunny

Today 30 Jan Morris

Sunny, cold with Highs around 14. Northwest Winds 5 to 10 Mph with Gusts up to 25 Mph. Wind chill Values as low as 13 below in the morning.

Tonight 30 Jan Morris

Partly cloudy. Cold with Lows around 2 below. Northwest Winds 5 to 10 Mph. Wind chill Values as low as 11 below.

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Mendham Temperature Statistics

January Temperature

Morristown Municipal (9.3 miles)

  • Lowest 21 January, 2026

    -0.4 °F

  • Average January

    27.7 °F

  • Highest 8 January, 2026

    51.8 °F

Climate (2021–Present)

Morristown Municipal (9.3 miles)

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  • Average Low 2021–2026

    43.2 °F

  • Average 2021–2026

    51.8 °F

  • Average High 2021–2026

    64 °F
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