Mountain Lake Weather Forecast

    • 41
    • 53

    Rain Showers

    • 42
    • 59

    Chance Rain Showers

    • 51
    • 72

    Slight Chance Thunderstorms

    • 49
    • 72

    Partly Sunny

    • 56
    • 77

    Chance Rain Showers

Today 14 May Delaware

Mostly cloudy with a 50 percent chance of Showers. Highs in the mid 50s. Northwest Winds around 5 Mph.

Tonight 14 May Delaware

Mostly cloudy. A chance of Showers in the Evening, then Showers likely after midnight. Lows in the lower 40s. Northwest Winds 5 to 10 Mph. Chance of rain 70 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Mountain Lake Temperature Statistics

May Temperature

Monticello, Sullivan County International Airport (24.9 miles)

  • Lowest 4 May, 2026

    30.9 °F

  • Average May

    50.9 °F

  • Highest 5 May, 2026

    78.1 °F

Climate (2021–Present)

Monticello, Sullivan County International Airport (24.9 miles)

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  • Average Low 2021–2026

    36.4 °F

  • Average 2021–2026

    45.7 °F

  • Average High 2021–2026

    55.1 °F
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