Biddeford Weather Forecast

    • 64
    • 90

    Becoming Sunny

    • 64
    • 85

    Partly Sunny

    • 61
    • 90

    Mostly Sunny

    • 60
    • 86

    Partly Sunny

    • 57
    • 83

    Chance Rain Showers

    • 54
    • 82

    Mostly Sunny

Today 9 Aug Coastal York

Mostly sunny. Warm with Highs in the upper 80s. West Winds around 10 Mph. Heat index Values in the mid 90s.

Tonight 9 Aug Coastal York

Mostly clear. Lows in the mid 60s. Northwest Winds around 10 Mph in the Evening, becoming light and variable.

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Biddeford Temperature Statistics

August Temperature

Portland, Portland International Jetport (12.4 miles)

  • Lowest 5 August, 2026

    58.6 °F

  • Average August

    74 °F

  • Highest 7 August, 2026

    90 °F

Climate (2021–2026)

Portland, Portland International Jetport (12.4 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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