Seabrook Weather Forecast

    • 21
    • 30

    Chance Snow

    • 29
    • 40

    Rain

    • 18
    • 35

    Partly Sunny

    • 20
    • 33

    Partly Sunny

    • 24
    • 36

    Chance Snow

    • 11
    • 33

    Chance Snow

    • 13
    • 24

    Partly Sunny

Today 9 Dec Coastal Rockingham

Partly sunny. Highs around 30. Light and variable Winds.

Tonight 9 Dec Coastal Rockingham

Cloudy with a 40 percent chance of snow. Lows around 20. Light and variable Winds, becoming southwest around 10 Mph after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Seabrook Temperature Statistics

December Temperature

Pease Air Force Base / Portsmouth (13 miles)

  • Lowest 5 December, 2025

    6.8 °F

  • Average December

    27.6 °F

  • Highest 1 December, 2025

    40.3 °F

Climate (2020–Present)

Pease Air Force Base / Portsmouth (13 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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