Portsmouth Weather Forecast

    • 21
    • 25

    Snow

    • 18
    • 31

    Chance Snow

    • 31
    • 38

    Rain

    • 26
    • 47

    Rain

    • 23
    • 31

    Partly Sunny

    • 21
    • 34

    Mostly Cloudy

Today 26 Dec Newport

Sunny this Morning, then becoming mostly cloudy. Much Colder with Highs in the mid 20s. North Winds 10 to 15 Mph. Gusts up to 25 Mph this morning.

Tonight 26 Dec Newport

A chance of snow in the Evening, then snow after midnight. Total snow accumulation of 2 to 4 Inches. Near steady temperature in the lower 20s. Northeast Winds 5 to 10 Mph. Chance of snow 90 percent.

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Portsmouth Temperature Statistics

December Temperature

Newport, Newport State Airport (5 miles)

  • Lowest 5 December, 2025

    14 °F

  • Average December

    34 °F

  • Highest 19 December, 2025

    55.9 °F

Climate (2020–Present)

Newport, Newport State Airport (5 miles)

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  • Average Low 2020–2025

    45.3 °F

  • Average 2020–2025

    52.6 °F

  • Average High 2020–2025

    59.7 °F
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