Portsmouth Rainfall Forecast

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  • Rainfall Probability Forecast NOAA

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Portsmouth Rainfall Statistics

October Rainfall

Piney Island, Bt-11 Bombing Range (22.4 miles)

  • Total Rainfall October

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  • Daily Average October

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  • Wettest Day 1 October, 2026

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  • Wet Days October

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Climate (2021–2025)

Piney Island, Bt-11 Bombing Range (22.4 miles)

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  • Annual Average 2021–2025

    30.1in

  • Monthly Average 2021–2026

    2.1in

  • Daily Average 2021–2026

    0.1in

  • Wettest Day 31 August, 2023

    3.5in
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