South Harpswell Weather Forecast

    • 12
    • 27

    Increasing Clouds

    • 18
    • 24

    Mostly Cloudy

    • 8
    • 26

    Blustery

    • 6
    • 16

    Blustery

    • 12
    • 21

    Mostly Sunny

    • 17
    • 27

    Partly Sunny

Today 5 Feb Coastal Cumberland

Mostly sunny. Highs in the upper 20s. Light and variable Winds.

Tonight 5 Feb Coastal Cumberland

Partly cloudy. Lows around 8 above. Light and variable Winds.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

South Harpswell Temperature Statistics

February Temperature

Portland, Portland International Jetport (15.5 miles)

  • Lowest 1 February, 2026

    1.9 °F

  • Average February

    18.6 °F

  • Highest 2 February, 2026

    34 °F

Climate (2021–Present)

Portland, Portland International Jetport (15.5 miles)

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  • Average Low 2021–2026

    40.2 °F

  • Average 2021–2026

    48.8 °F

  • Average High 2021–2026

    57.2 °F
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