Piscataqua River - Interstate 95 Bridge Weather Forecast

    • 28
    • 37

    Increasing Clouds

    • 18
    • 43

    Partly Sunny

    • 20
    • 31

    Partly Sunny

    • 26
    • 38

    Rain/Snow Likely

    • 21
    • 37

    Partly Sunny

    • 31
    • 42

    Chance Rain

Today 20 Dec Coastal Rockingham

Mostly sunny. Highs in the upper 30s. West Winds 10 to 15 Mph with Gusts up to 25 Mph.

Tonight 20 Dec Coastal Rockingham

Mostly clear. Lows in the mid 20s. West Winds 10 to 15 Mph with Gusts up to 30 Mph.

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Piscataqua River - Interstate 95 Bridge Temperature Statistics

December Temperature

Pease Air Force Base / Portsmouth (2.5 miles)

  • Lowest 5 December, 2025

    6.8 °F

  • Average December

    27 °F

  • Highest 17 December, 2025

    43 °F

Climate (2020–Present)

Pease Air Force Base / Portsmouth (2.5 miles)

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  • Average Low 2020–2025

    42.6 °F

  • Average 2020–2025

    50.8 °F

  • Average High 2020–2025

    59.4 °F
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