Seguin Island Weather Forecast

    • 57
    • 63

    Chance Rain Showers

    • 55
    • 65

    Mostly Sunny

    • 54
    • 61

    Partly Sunny

    • 54
    • 61

    Partly Sunny

    • 54
    • 61

    Slight Chance Rain Showers

    • 55
    • 60

    Chance Rain Showers

Today 28 Aug Coastal Washington

Cloudy. A slight chance of Showers this Morning, then a chance of Showers with a slight chance of Thunderstorms this afternoon. Areas of dense fog this Morning, then patchy fog this afternoon. Visibility one quarter mile or less at Times this morning. Highs in the lower 70s. South Winds 5 to 10 Mph. Chance of rain 50 percent.

Tonight 28 Aug Coastal Washington

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

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Seguin Island Temperature Statistics

August Temperature

Bar Harbor, Hancock County-Bar Harbor Airport (41 miles)

  • Lowest 16 August, 2026

    51.1 °F

  • Average August

    68.5 °F

  • Highest 6 August, 2026

    90 °F

Climate (2021–2026)

Bar Harbor, Hancock County-Bar Harbor Airport (41 miles)

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  • Average Low 2021–2026

    38.2 °F

  • Average 2021–2026

    46.5 °F

  • Average High 2021–2026

    54.6 °F
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