Gravely Bay Weather Forecast

    • 65
    • 73

    Rain Showers Likely

    • 64
    • 73

    Mostly Sunny

    • 67
    • 74

    Mostly Sunny

    • 67
    • 76

    Rain Showers

    • 64
    • 72

    Rain Showers Likely

    • 64
    • 70

    Slight Chance Thunderstorms

Today 19 Aug Jefferson

Showers in the Morning, then Showers likely with a chance of Thunderstorms in the afternoon. Highs Ranging from the lower 70s on the tug hill to the mid 70s across the lower Elevations. South Winds 5 to 10 Mph, becoming west. Chance of rain 90 percent.

Tonight 19 Aug Jefferson

Partly cloudy with some patchy fog developing overnight. Lows Ranging from the mid 50s across the tug hill to the upper 50s along the lake Ontario shore. Light Winds.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Gravely Bay Temperature Statistics

August Temperature

Watertown, Watertown International Airport (16.8 miles)

  • Lowest 16 August, 2026

    48.9 °F

  • Average August

    70.6 °F

  • Highest 5 August, 2026

    87.7 °F

Climate (2021–2026)

Watertown, Watertown International Airport (16.8 miles)

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  • Average Low 2021–2026

    38.3 °F

  • Average 2021–2026

    48.3 °F

  • Average High 2021–2026

    57.6 °F
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