Gravely Bay Weather Forecast

    • 68
    • 75

    Rain Showers

    • 60
    • 73

    Chance Rain Showers

    • 57
    • 66

    Mostly Sunny

    • 65
    • 70

    Chance Rain Showers

    • 66
    • 73

    Chance Rain Showers

    • 62
    • 73

    Chance Rain Showers

Today 12 Sep Jefferson

Sunny. Highs Ranging from the mid 70s on the tug hill to the upper 70s across the lower Elevations. Southeast Winds 5 to 10 Mph, becoming south 10 to 15 Mph.

Tonight 12 Sep Jefferson

Showers, Breezy, warmer with Lows Ranging from around 60 on the tug hill to the mid 60s across the lower Elevations. South Winds 5 to 10 Mph, increasing to 10 to 15 Mph. Chance of rain 90 percent.

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Gravely Bay Temperature Statistics

September Temperature

Watertown, Watertown International Airport (16.8 miles)

  • Lowest 7 September, 2026

    47.6 °F

  • Average September

    67.3 °F

  • Highest 2 September, 2026

    83.6 °F

Climate (2021–2026)

Watertown, Watertown International Airport (16.8 miles)

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  • Average Low 2021–2026

    38.2 °F

  • Average 2021–2026

    48.2 °F

  • Average High 2021–2026

    57.6 °F
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