Gosport Harbor Weather Forecast

    • 30
    • 51

    Rain

    • 38
    • 40

    Breezy

    • 25
    • 43

    Breezy

    • 28
    • 32

    Partly Sunny

    • 33
    • 39

    Snow Likely

    • 29
    • 38

    Partly Sunny

Today 19 Dec Coastal Rockingham

Rain. Areas of fog this morning. Patchy fog this afternoon. Windy with Highs in the mid 50s. South Winds 20 to 30 Mph with Gusts up to 50 Mph. Chance of rain near 100 percent.

Tonight 19 Dec Coastal Rockingham

Partly cloudy with a slight chance of rain in the Evening, then mostly clear after midnight. Lows in the mid 20s. West Winds 15 to 20 Mph with Gusts up to 35 Mph. Chance of rain 20 percent.

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Gosport Harbor Temperature Statistics

December Temperature

Pease Air Force Base / Portsmouth (12.4 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 (12.4 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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