Seavey Island Weather Forecast

    • 55
    • 77

    Decreasing Clouds

    • 52
    • 68

    Sunny

    • 57
    • 66

    Mostly Sunny

    • 60
    • 65

    Slight Chance Rain Showers

    • 55
    • 70

    Partly Sunny

    • 59
    • 65

    Slight Chance Rain Showers

Today 10 Sep Knox

Partly sunny. A chance of Showers this morning. Areas of fog this morning. Warmer with Highs in the lower 80s. West Winds 15 to 20 Mph with Gusts up to 30 Mph. Chance of rain 50 percent.

Tonight 10 Sep Knox

Partly cloudy. Less humid with Lows in the lower 50s. Northwest Winds 10 to 15 Mph with Gusts up to 25 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Seavey Island Temperature Statistics

September Temperature

Rockland, Knox County Regional Airport (6.8 miles)

  • Lowest 1 September, 2026

    48.9 °F

  • Average September

    61.8 °F

  • Highest 7 September, 2026

    78.1 °F

Climate (2021–2026)

Rockland, Knox County Regional Airport (6.8 miles)

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  • Average Low 2021–2026

    39.5 °F

  • Average 2021–2026

    47.6 °F

  • Average High 2021–2026

    54.8 °F
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