Big Nash Island Weather Forecast

    • 60
    • 62

    Rain Showers

    • 58
    • 63

    Chance Rain Showers

    • 58
    • 63

    Mostly Sunny

    • 57
    • 65

    Mostly Sunny

    • 58
    • 66

    Mostly Cloudy

    • 58
    • 64

    Chance Rain Showers

Today 23 Aug Coastal Washington

Mostly cloudy. Scattered Showers this Morning, then numerous Showers this afternoon. Areas of fog this Morning, then patchy fog this afternoon. Highs in the upper 60s. Southeast Winds around 5 Mph. Chance of rain 70 percent.

Tonight 23 Aug Coastal Washington

Cloudy. A chance of Showers with a slight chance of Thunderstorms in the Evening, then a slight chance of Showers after midnight. Areas of fog. Lows in the upper 50s. South Winds around 5 Mph. Chance of rain 50 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Big Nash Island Temperature Statistics

August Temperature

Bar Harbor, Hancock County-Bar Harbor Airport (31.1 miles)

  • Lowest 16 August, 2026

    51.1 °F

  • Average August

    68.9 °F

  • Highest 6 August, 2026

    90 °F

Climate (2021–2026)

Bar Harbor, Hancock County-Bar Harbor Airport (31.1 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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