Horn Island Weather Forecast

    • 43
    • 55

    Mostly Sunny

    • 44
    • 53

    Mostly Sunny

    • 45
    • 51

    Rain Likely

    • 47
    • 57

    Rain Showers Likely

    • 44
    • 52

    Rain Showers Likely

    • 44
    • 53

    Partly Sunny

Today 7 May Coastal York

Mostly sunny. A chance of Showers this morning. Highs in the lower 60s. Light and variable Winds, becoming west around 10 Mph this afternoon. Chance of rain 50 percent.

Tonight 7 May Coastal York

Mostly clear. Lows in the lower 40s. Northwest Winds around 10 Mph in the Evening, becoming light and variable.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Horn Island Temperature Statistics

May Temperature

Pease Air Force Base / Portsmouth (6.8 miles)

  • Lowest 4 May, 2026

    41 °F

  • Average May

    52.3 °F

  • Highest 4 May, 2026

    74.8 °F

Climate (2021–Present)

Pease Air Force Base / Portsmouth (6.8 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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