Hampton Harbor - Knowles Island Weather Forecast

    • 66
    • 86

    Rain Showers Likely

    • 60
    • 80

    Mostly Sunny

    • 63
    • 81

    Mostly Sunny

    • 66
    • 79

    Rain Showers

    • 65
    • 80

    Rain Showers Likely

    • 63
    • 79

    Slight Chance Rain Showers

Today 18 Jul Coastal Rockingham

Partly sunny this Morning, then mostly cloudy with a chance of Showers and Thunderstorms this afternoon. Areas of smoke this afternoon. Warm with Highs in the mid 80s. Southwest Winds 10 to 15 Mph. Gusts up to 30 Mph this afternoon. Chance of rain 50 percent.

Tonight 18 Jul Coastal Rockingham

Mostly cloudy. Showers likely with a chance of Thunderstorms in the evening. Areas of smoke in the evening. Humid with Lows in the mid 60s. Southwest Winds 10 to 15 Mph. Gusts up to 30 Mph in the evening. Chance of rain 70 percent.

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Hampton Harbor - Knowles Island Temperature Statistics

July Temperature

Pease Air Force Base / Portsmouth (13 miles)

  • Lowest 8 July, 2026

    60.6 °F

  • Average July

    76.8 °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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