Hope Island Weather Forecast

    • 55
    • 63

    Slight Chance Thunderstorms

    • 53
    • 71

    Rain Showers

    • 54
    • 69

    Mostly Sunny

    • 57
    • 69

    Mostly Sunny

    • 59
    • 71

    Partly Sunny

    • 58
    • 71

    Partly Sunny

Today 6 Jun Coastal Cumberland

Mostly cloudy. A chance of Showers with a slight chance of Thunderstorms this afternoon. Highs around 70. Light and variable Winds. Chance of rain 30 percent.

Tonight 6 Jun Coastal Cumberland

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

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Hope Island Temperature Statistics

June Temperature

Portland, Portland International Jetport (9.9 miles)

  • Lowest 2 June, 2026

    41.6 °F

  • Average June

    59 °F

  • Highest 3 June, 2026

    78.1 °F

Climate (2021–Present)

Portland, Portland International Jetport (9.9 miles)

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  • Average Low 2021–2026

    40.1 °F

  • Average 2021–2026

    48.7 °F

  • Average High 2021–2026

    57.2 °F
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