Sebasco Weather Forecast

    • 41
    • 65

    Becoming Sunny

    • 44
    • 64

    Mostly Sunny

    • 46
    • 63

    Mostly Cloudy

    • 47
    • 57

    Rain Showers Likely

    • 49
    • 62

    Chance Rain Showers

    • 52
    • 71

    Partly Sunny

Today 21 May Sagadahoc

Partly sunny. Cooler with Highs in the mid 60s. Northwest Winds around 10 Mph.

Tonight 21 May Sagadahoc

Mostly clear. Lows in the upper 30s. Northwest Winds around 10 Mph in the Evening, becoming light and variable.

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Sebasco Temperature Statistics

May Temperature

Wiscasset Airport (14.3 miles)

  • Lowest 4 May, 2026

    33.1 °F

  • Average May

    54.8 °F

  • Highest 19 May, 2026

    91 °F

Climate (2021–Present)

Wiscasset Airport (14.3 miles)

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  • Average Low 2021–2026

    38.7 °F

  • Average 2021–2026

    48.4 °F

  • Average High 2021–2026

    57.8 °F
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