Saint James Lake Weather Forecast

    • 71
    • 90

    Increasing Clouds

    • 64
    • 86

    Partly Sunny

    • 58
    • 82

    Partly Sunny

    • 59
    • 79

    Partly Sunny

    • 58
    • 80

    Chance Thunderstorms

    • 59
    • 79

    Chance Thunderstorms

Today 14 Jul Jefferson

Mostly sunny and Breezy, hot with Highs Ranging from the mid 80s along the lake Ontario shore to around 90 inland. Southwest Winds 10 to 20 Mph with Gusts up to 35 Mph. Heat index Values in the upper 90s.

Tonight 14 Jul Jefferson

Partly cloudy and warm with Lows Ranging from the mid 60s on the tug hill to the upper 60s across the lower Elevations. Southwest Winds 5 to 10 Mph.

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Saint James Lake Temperature Statistics

July Temperature

Fort Drum / Wheeler-Sack U. S. Army Airfield (1.2 miles)

  • Lowest 5 July, 2026

    61.3 °F

  • Average July

    75.2 °F

  • Highest 1 July, 2026

    90 °F

Climate (2021–2026)

Fort Drum / Wheeler-Sack U. S. Army Airfield (1.2 miles)

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  • Average Low 2021–2026

    39.3 °F

  • Average 2021–2026

    47.8 °F

  • Average High 2021–2026

    55.9 °F
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