Foss Beach Weather Forecast

    • 10
    • 39

    Breezy

    • 23
    • 27

    Increasing Clouds

    • 29
    • 38

    Chance Snow Showers

    • 22
    • 36

    Chance Snow

    • 15
    • 27

    Mostly Sunny

    • 28
    • 33

    Chance Snow

    • 33
    • 39

    Chance Rain/Snow

Today 4 Dec Coastal Rockingham

Partly sunny with a 50 percent chance of snow. Highs in the upper 30s. Temperatures falling to around 30. West Winds 10 to 15 Mph with Gusts up to 30 Mph.

Tonight 4 Dec Coastal Rockingham

Mostly clear. A chance of snow this evening. Lows around 5 above. Northwest Winds 15 to 20 Mph with Gusts up to 35 Mph. Chance of snow 50 percent. Wind chill Values as low as 8 below.

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Foss Beach Temperature Statistics

December Temperature

Pease Air Force Base / Portsmouth (6.2 miles)

  • Lowest 1 December, 2025

    22.5 °F

  • Average December

    31.4 °F

  • Highest 1 December, 2025

    40.3 °F

Climate (2020–Present)

Pease Air Force Base / Portsmouth (6.2 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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