Mastens Lake Weather Forecast

    • 73
    • 96

    Mostly Sunny

    • 71
    • 94

    Mostly Sunny

    • 66
    • 91

    Chance Thunderstorms

    • 63
    • 84

    Rain Showers Likely

    • 61
    • 78

    Rain Showers Likely

    • 62
    • 80

    Slight Chance Thunderstorms

Today 2 Jul Sullivan

Mostly sunny. Hot with Highs in the upper 90s. West Winds 5 to 10 Mph.

Tonight 2 Jul Sullivan

Mostly clear. Humid with Lows in the lower 70s. Northwest Winds around 5 Mph.

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Mastens Lake Temperature Statistics

July Temperature

Monticello, Sullivan County International Airport (14.3 miles)

  • Lowest

  • Average July

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Climate (2021–2026)

Monticello, Sullivan County International Airport (14.3 miles)

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  • Average Low 2021–2026

    36.4 °F
  • Average 2021–2026

    45.7 °F
  • Average High 2021–2026

    55 °F
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