Sapelo Island Weather Forecast

    • 81
    • 94

    Slight Chance Thunderstorms

    • 79
    • 95

    Chance Thunderstorms

    • 78
    • 91

    Thunderstorms Likely

    • 78
    • 87

    Thunderstorms

    • 78
    • 87

    Thunderstorms Likely

    • 79
    • 90

    Chance Thunderstorms

Today 20 Jul Coastal McIntosh

Sunny. Highs in the mid 90s. Heat index Values up to 111. West Winds 5 to 10 Mph.

Tonight 20 Jul Coastal McIntosh

Partly cloudy with a slight chance of Showers and Thunderstorms in the Evening, then mostly clear after midnight. Lows in the upper 70s. Heat index Values up to 105 early in the evening. Southwest Winds 5 to 10 Mph. Chance of rain 20 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Sapelo Island Temperature Statistics

July Temperature

Brunswick / Glynco (14.9 miles)

  • Lowest 6 July, 2025

    70.5 °F
  • Average July

    81.1 °F
  • Highest 13 July, 2025

    95 °F

Climate (2020–Present)

Brunswick / Glynco (14.9 miles)

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  • Average Low 2020–2025

    58.1 °F
  • Average 2020–2025

    67.7 °F
  • Average High 2020–2025

    78.3 °F
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