Lower Goose Island Weather Forecast

    • 62
    • 77

    Decreasing Clouds

    • 60
    • 72

    Partly Sunny

    • 61
    • 68

    Rain Likely

    • 63
    • 71

    Chance Rain Showers

    • 60
    • 74

    Mostly Sunny

    • 60
    • 73

    Mostly Sunny

    • 61
    • 73

    Partly Sunny

Today 20 Aug Coastal Cumberland

Mostly cloudy. Highs in the lower 80s. Light and variable Winds.

Tonight 20 Aug Coastal Cumberland

Cloudy with a slight chance of Showers in the Evening, then partly cloudy after midnight. Lows in the upper 50s. Light and variable Winds. Chance of rain 20 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Lower Goose Island Temperature Statistics

August Temperature

Portland, Portland International Jetport (16.8 miles)

  • Lowest 15 August, 2026

    54.6 °F

  • Average August

    72.1 °F

  • Highest 9 August, 2026

    92.6 °F

Climate (2021–2026)

Portland, Portland International Jetport (16.8 miles)

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  • Average Low 2021–2026

    40.1 °F

  • Average 2021–2026

    48.7 °F

  • Average High 2021–2026

    57.3 °F
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