Hearthstone Lakes Weather Forecast

    • 79
    • 95

    Decreasing Clouds

    • 77
    • 96

    Partly Sunny

    • 77
    • 93

    Chance Thunderstorms

    • 76
    • 92

    Chance Thunderstorms

    • 76
    • 92

    Thunderstorms Likely

    • 77
    • 96

    Slight Chance Thunderstorms

    • 77
    • 96

    Chance Thunderstorms

Today 22 Jul Coastal Jasper

Mostly sunny. Highs in the mid 90s. Heat index Values up to 107. South Winds 10 to 15 Mph with Gusts up to 25 Mph.

Tonight 22 Jul Coastal Jasper

Partly cloudy. Lows in the upper 70s. Heat index Values up to 105 early this evening. South Winds 10 to 15 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Hearthstone Lakes Temperature Statistics

July Temperature

Hilton Head Island, Hilton Head Airport (16.2 miles)

  • Lowest 2 July, 2026

    71.6 °F

  • Average July

    82.3 °F

  • Highest 11 July, 2026

    98.6 °F

Climate (2021–2026)

Hilton Head Island, Hilton Head Airport (16.2 miles)

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  • Average Low 2021–2026

    60.8 °F

  • Average 2021–2026

    66.4 °F

  • Average High 2021–2026

    75.1 °F
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