Hampton Harbor - Knowles Island Weather Forecast

    • 59
    • 75

    Increasing Clouds

    • 62
    • 84

    Mostly Cloudy

    • 61
    • 75

    Partly Sunny

    • 63
    • 73

    Chance Rain Showers

    • 64
    • 72

    Rain Showers Likely

    • 63
    • 76

    Chance Rain Showers

    • 61
    • 71

    Slight Chance Rain Showers

Today 29 Aug Coastal Rockingham

Mostly sunny. Highs in the upper 70s. Light and variable Winds.

Tonight 29 Aug Coastal Rockingham

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

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Hampton Harbor - Knowles Island Temperature Statistics

August Temperature

Pease Air Force Base / Portsmouth (13 miles)

  • Lowest 16 August, 2026

    56.1 °F

  • Average August

    73.4 °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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