Foss Beach Weather Forecast

    • 57
    • 70

    Mostly Sunny

    • 63
    • 70

    Chance Rain Showers

    • 67
    • 75

    Chance Rain Showers

    • 60
    • 77

    Rain Showers Likely

    • 56
    • 69

    Chance Rain Showers

    • 54
    • 68

    Mostly Sunny

Today 3 Sep Coastal Rockingham

Mostly sunny. Highs in the upper 70s. Light and variable Winds, becoming southeast around 10 Mph this afternoon.

Tonight 3 Sep Coastal Rockingham

Mostly clear in the Evening, then becoming partly cloudy. Lows in the mid 50s. Light and variable Winds.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Foss Beach Temperature Statistics

September Temperature

Pease Air Force Base / Portsmouth (6.2 miles)

  • Lowest 1 September, 2025

    54.5 °F

  • Average September

    65.7 °F

  • Highest 1 September, 2025

    77 °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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