Lake John Weather Forecast

    • 70
    • 89

    Mostly Sunny

    • 64
    • 89

    Slight Chance Thunderstorms

    • 60
    • 85

    Partly Sunny

    • 60
    • 82

    Partly Sunny

    • 60
    • 81

    Rain Showers Likely

    • 58
    • 78

    Chance Thunderstorms

Today 14 Jul Sullivan

Sunny, hot with Highs around 90. West Winds 5 to 10 Mph.

Tonight 14 Jul Sullivan

Mostly clear. Warm with Lows around 70. West Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Lake John Temperature Statistics

July Temperature

Wilkes-Barre - Scranton, Wilkes-Barre / Scranton International Airport (28.6 miles)

  • Lowest 8 July, 2026

    60.7 °F

  • Average July

    76.8 °F

  • Highest 2 July, 2026

    98.7 °F

Climate (2021–2026)

Wilkes-Barre - Scranton, Wilkes-Barre / Scranton International Airport (28.6 miles)

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  • Average Low 2021–2026

    43.5 °F

  • Average 2021–2026

    52.5 °F

  • Average High 2021–2026

    61.9 °F
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