Holbrook Island Sanctuary State Park Weather Forecast

    • 53
    • 70

    Decreasing Clouds

    • 54
    • 70

    Partly Sunny

    • 57
    • 71

    Partly Sunny

    • 59
    • 70

    Rain Showers Likely

    • 60
    • 70

    Rain Showers Likely

    • 60
    • 73

    Chance Rain Showers

Today 25 Jul Coastal Hancock

Sunny. Highs in the upper 70s. South Winds 5 to 10 Mph.

Tonight 25 Jul Coastal Hancock

Mostly clear. Near steady temperature in the upper 50s. Southwest Winds around 5 Mph.

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  • Temperature Real-Time

Holbrook Island Sanctuary State Park Temperature Statistics

July Temperature

Bar Harbor, Hancock County-Bar Harbor Airport (21.7 miles)

  • Lowest 18 July, 2026

    51.1 °F

  • Average July

    69.7 °F

  • Highest 2 July, 2026

    93 °F

Climate (2021–2026)

Bar Harbor, Hancock County-Bar Harbor Airport (21.7 miles)

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  • Average Low 2021–2026

    38.3 °F

  • Average 2021–2026

    46.5 °F

  • Average High 2021–2026

    54.6 °F
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