Portsmouth Weather Forecast

    • 8
    • 25

    Sunny

    • 12
    • 25

    Increasing Clouds

    • 18
    • 32

    Mostly Sunny

    • 23
    • 40

    Partly Sunny

    • 26
    • 40

    Mostly Cloudy

    • 30
    • 36

    Snow Likely

    • 26
    • 39

    Rain/Snow Likely

Today 20 Jan Coastal Rockingham

Mostly sunny. Colder with Highs in the mid 20s. Northwest Winds 10 to 15 Mph with Gusts up to 25 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Portsmouth Temperature Statistics

January Temperature

Pease Air Force Base / Portsmouth (3.1 miles)

  • Lowest 18 January, 2020

    6.6 °F
  • Average January

    33.2 °F
  • Highest 11 January, 2020

    67.3 °F

Climate (2010–Present)

Pease Air Force Base / Portsmouth (3.1 miles)

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  • Average Low 2010–Present

    41.1 °F
  • Average 2010–Present

    49.2 °F
  • Average High 2010–Present

    57.5 °F
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