Little Chebeague Island Weather Forecast

    • 53
    • 66

    Mostly Sunny

    • 60
    • 75

    Mostly Sunny

    • 64
    • 72

    Mostly Sunny

    • 64
    • 70

    Chance Rain Showers

    • 61
    • 68

    Rain Showers Likely

    • 58
    • 70

    Slight Chance Rain Showers

Today 21 Aug Coastal Cumberland

Patchy fog this morning. Mostly sunny. Highs in the lower 70s. Light and variable Winds, becoming east around 10 Mph this afternoon.

Tonight 21 Aug Coastal Cumberland

Mostly clear in the Evening, then becoming partly cloudy. Lows in the lower 50s. East Winds around 10 Mph in the Evening, becoming light and variable.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Little Chebeague Island Temperature Statistics

August Temperature

Portland, Portland International Jetport (8.7 miles)

  • Lowest 19 August, 2025

    53.1 °F

  • Average August

    70.3 °F

  • Highest 12 August, 2025

    92.6 °F

Climate (2020–Present)

Portland, Portland International Jetport (8.7 miles)

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  • Average Low 2020–2025

    40.5 °F

  • Average 2020–2025

    49 °F

  • Average High 2020–2025

    57.4 °F
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