Hampton Harbor - Knowles Island Weather Forecast

    • 64
    • 77

    Increasing Clouds

    • 68
    • 82

    Chance Rain Showers

    • 61
    • 81

    Chance Rain Showers

    • 61
    • 75

    Mostly Sunny

    • 66
    • 81

    Partly Sunny

    • 64
    • 78

    Slight Chance Rain Showers

    • 64
    • 73

    Partly Sunny

Today 26 Aug Coastal Rockingham

Mostly sunny. Highs in the upper 70s. Southeast Winds around 10 Mph.

Tonight 26 Aug Coastal Rockingham

Partly cloudy. Lows in the lower 60s. Light and variable Winds.

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Hampton Harbor - Knowles Island Temperature Statistics

August Temperature

Pease Air Force Base / Portsmouth (13 miles)

  • Lowest 16 August, 2026

    56.1 °F

  • Average August

    73.7 °F

  • Highest 7 August, 2026

    91.4 °F

Climate (2021–2026)

Pease Air Force Base / Portsmouth (13 miles)

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  • Average Low 2021–2026

    42.3 °F

  • Average 2021–2026

    50.7 °F

  • Average High 2021–2026

    59.2 °F
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