Portsmouth Weather Forecast

    • 5
    • 37

    Mostly Sunny

    • 3
    • 18

    Partly Sunny

    • 11
    • 23

    Mostly Sunny

    • 14
    • 32

    Mostly Cloudy

    • 15
    • 27

    Partly Sunny

    • 21
    • 35

    Chance Snow Showers

    • 10
    • 32

    Mostly Cloudy

Today 20 Jan Coastal Rockingham

Partly sunny. Highs in the upper 30s. 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 16 January, 2022

    -1.1 °F
  • Average January

    26 °F
  • Highest 17 January, 2022

    48.2 °F

Climate (2010–Present)

Pease Air Force Base / Portsmouth (3.1 miles)

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  • Average Low 2010–Present

    42 °F
  • Average 2010–Present

    50.2 °F
  • Average High 2010–Present

    58.7 °F
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