Portsmouth Weather Forecast

    • 29
    • 44

    Decreasing Clouds

    • 29
    • 48

    Partly Sunny

    • 40
    • 49

    Rain

    • 39
    • 55

    Chance Rain

    • 29
    • 48

    Partly Sunny

    • 26
    • 42

    Partly Sunny

Today 23 Nov Coastal Rockingham

Partly sunny in the Morning, then cloudy with a slight chance of rain Showers in the afternoon. Highs in the mid 40s. Light and variable Winds, becoming southwest around 10 Mph in the afternoon. Chance of rain 20 percent.

Tonight 23 Nov Coastal Rockingham

Mostly cloudy with a slight chance of rain Showers in the Evening, then partly cloudy after midnight. Lows in the upper 20s. Southwest Winds around 10 Mph in the Evening, becoming light and variable. Chance of rain 20 percent.

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Portsmouth Temperature Statistics

November Temperature

Pease Air Force Base / Portsmouth (3.1 miles)

  • Lowest 20 November, 2025

    25.7 °F

  • Average November

    41.9 °F

  • Highest 8 November, 2025

    62.2 °F

Climate (2020–Present)

Pease Air Force Base / Portsmouth (3.1 miles)

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  • Average Low 2020–2025

    42.6 °F

  • Average 2020–2025

    50.9 °F

  • Average High 2020–2025

    59.4 °F
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