Hampton Harbor - Knowles Island Weather Forecast

    • 69
    • 88

    Increasing Clouds

    • 66
    • 83

    Rain Showers Likely

    • 64
    • 81

    Mostly Sunny

    • 64
    • 77

    Mostly Sunny

    • 68
    • 85

    Mostly Sunny

    • 71
    • 88

    Partly Sunny

Today 9 Jul Coastal Rockingham

Mostly sunny. Warm with Highs in the upper 80s. Southwest Winds around 10 Mph. Heat index Values in the mid 90s this afternoon.

Tonight 9 Jul Coastal Rockingham

Partly cloudy. A chance of Showers and Thunderstorms in the evening. Areas of fog after midnight. Some Thunderstorms may produce gusty Winds and heavy rainfall in the evening. Humid with Lows in the upper 60s. Southwest Winds around 10 Mph. Chance of rain 30 percent. Heat index Values in the mid 90s early in the evening.

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Hampton Harbor - Knowles Island Temperature Statistics

July Temperature

Pease Air Force Base / Portsmouth (13 miles)

  • Lowest 5 July, 2026

    64 °F

  • Average July

    79.6 °F

  • Highest 2 July, 2026

    95.9 °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

    50.6 °F

  • Average High 2021–2026

    59.1 °F
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