Merrymeeting Bay - Cathance River Entrance Weather Forecast

    • 64
    • 88

    Becoming Sunny

    • 62
    • 84

    Chance Rain Showers

    • 60
    • 86

    Mostly Sunny

    • 59
    • 84

    Chance Rain Showers

    • 56
    • 78

    Chance Thunderstorms

    • 53
    • 77

    Mostly Sunny

Today 9 Aug Sagadahoc

Patchy fog this morning. Partly sunny. Warm with Highs in the upper 80s. Light and variable Winds, becoming west around 10 Mph this afternoon. Heat index Values in the mid 90s this afternoon.

Tonight 9 Aug Sagadahoc

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

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Merrymeeting Bay - Cathance River Entrance Temperature Statistics

August Temperature

Wiscasset Airport (8.7 miles)

  • Lowest 5 August, 2026

    57.9 °F

  • Average August

    74.3 °F

  • Highest 6 August, 2026

    90 °F

Climate (2021–2026)

Wiscasset Airport (8.7 miles)

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  • Average Low 2021–2026

    38.7 °F

  • Average 2021–2026

    48.5 °F

  • Average High 2021–2026

    58 °F
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