Seguin Island Weather Forecast

    • 49
    • 54

    Cloudy

    • 50
    • 56

    Chance Rain Showers

    • 51
    • 56

    Mostly Cloudy

    • 51
    • 59

    Chance Rain Showers

    • 50
    • 58

    Partly Sunny

    • 51
    • 57

    Mostly Cloudy

Today 12 Jun Coastal Washington

Cloudy. Areas of fog in the morning. Patchy fog in the afternoon. Highs in the mid 60s. East Winds around 5 Mph.

Tonight 12 Jun Coastal Washington

Cloudy. Isolated Showers in the Evening, then Showers likely after midnight. Patchy fog. Lows in the lower 50s. East Winds around 5 Mph in the Evening, becoming light and variable. Chance of rain 70 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Seguin Island Temperature Statistics

June Temperature

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

  • Lowest 1 June, 2026

    37 °F

  • Average June

    58.1 °F

  • Highest 9 June, 2026

    80.1 °F

Climate (2021–Present)

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

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  • Average Low 2021–2026

    38.1 °F

  • Average 2021–2026

    46.4 °F

  • Average High 2021–2026

    54.4 °F
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