Portsmouth Weather Forecast

    • 24
    • 40

    Slight Chance Snow

    • 29
    • 32

    Snow

    • 10
    • 39

    Rain

    • 9
    • 15

    Partly Sunny

    • 24
    • 31

    Partly Sunny

    • 33
    • 45

    Chance Rain

Today 18 Jan Newport

Mostly cloudy. A chance of snow this morning. Not as cool with Highs around 40. Southeast Winds around 5 Mph. Chance of snow 50 percent.

Tonight 18 Jan Newport

Mostly cloudy in the Evening, then clearing. Lows in the mid 20s. Northwest Winds 5 to 10 Mph.

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Portsmouth Temperature Statistics

January Temperature

Newport, Newport State Airport (5 miles)

  • Lowest 12 January, 2019

    15.1 °F
  • Average January

    33.6 °F
  • Highest 1 January, 2019

    57.9 °F

Climate (2010–Present)

Newport, Newport State Airport (5 miles)

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  • Average Low 2010–Present

    44.4 °F
  • Average 2010–Present

    51.4 °F
  • Average High 2010–Present

    58.3 °F
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