Seguin Island Weather Forecast

    • 58
    • 71

    Mostly Cloudy

    • 58
    • 68

    Chance Rain Showers

    • 59
    • 66

    Slight Chance Thunderstorms

    • 57
    • 68

    Partly Sunny

    • 57
    • 66

    Chance Rain Showers

    • 56
    • 66

    Slight Chance Rain Showers

Today 7 Aug Coastal Washington

Patchy fog this morning. Mostly sunny this Morning, then partly sunny with isolated Thunderstorms this afternoon. Highs in the mid 80s. Southwest Winds 5 to 10 Mph. Chance of precipitation 20 percent.

Tonight 7 Aug Coastal Washington

Partly cloudy in the Evening, then becoming mostly cloudy. Patchy fog after midnight. Lows in the lower 60s. Southwest Winds around 5 Mph in the Evening, becoming light and variable.

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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 1 August, 2026

    57 °F

  • Average August

    68.7 °F

  • Highest 4 August, 2026

    84 °F

Climate (2021–2026)

Bar Harbor, Hancock County-Bar Harbor Airport (41 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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