Highland Lake Weather Forecast

    • 63
    • 66

    Rain Showers

    • 63
    • 81

    Chance Thunderstorms

    • 54
    • 78

    Partly Sunny

    • 51
    • 74

    Mostly Sunny

    • 50
    • 71

    Mostly Sunny

    • 53
    • 74

    Partly Sunny

    • 54
    • 75

    Slight Chance Rain Showers

Today 2 Sep Sullivan

Mostly cloudy with a chance of Showers and Thunderstorms. Some Thunderstorms may produce damaging Winds, small Hail, and heavy rainfall. Highs around 70. Southeast Winds around 5 Mph. Chance of rain 50 percent.

Tonight 2 Sep Sullivan

Showers. A chance of Thunderstorms. Some Thunderstorms may produce damaging Winds, small Hail, and heavy rainfall this evening. Lows in the lower 60s. South Winds 5 to 10 Mph. Chance of rain near 100 percent.

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Highland Lake Temperature Statistics

September Temperature

Monticello, Sullivan County International Airport (12.4 miles)

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  • Average September

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Climate (2021–2026)

Monticello, Sullivan County International Airport (12.4 miles)

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  • Average Low 2021–2026

    36.3 °F

  • Average 2021–2026

    45.8 °F

  • Average High 2021–2026

    55.1 °F
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