Sexsmith Lake Weather Forecast

    • 60
    • 80

    Mostly Sunny

    • 62
    • 81

    Mostly Sunny

    • 69
    • 87

    Mostly Sunny

    • 60
    • 84

    Partly Sunny

    • 58
    • 81

    Partly Sunny

    • 57
    • 77

    Slight Chance Thunderstorms

Today 12 Jul Delaware

Mostly sunny. Highs in the lower 80s. Northeast Winds around 5 Mph.

Tonight 12 Jul Delaware

Mostly clear. Lows in the upper 50s. Southeast Winds around 5 Mph, becoming south after midnight.

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Sexsmith Lake Temperature Statistics

July Temperature

Monticello, Sullivan County International Airport (52.2 miles)

  • Lowest 8 July, 2026

    57 °F

  • Average July

    73.6 °F

  • Highest 2 July, 2026

    96.1 °F

Climate (2021–2026)

Monticello, Sullivan County International Airport (52.2 miles)

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  • Average Low 2021–2026

    36.5 °F

  • Average 2021–2026

    45.8 °F

  • Average High 2021–2026

    55.1 °F
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