Octoraro Lake Weather Forecast

    • 67
    • 85

    Increasing Clouds

    • 64
    • 84

    Partly Sunny

    • 63
    • 84

    Slight Chance Rain Showers

    • 67
    • 83

    Rain Showers Likely

    • 65
    • 84

    Chance Rain Showers

    • 64
    • 83

    Mostly Sunny

Today 13 Aug Lancaster

Mostly sunny. Highs in the mid 80s. Northwest Winds 5 to 10 Mph.

Tonight 13 Aug Lancaster

Mostly cloudy. Humid with Lows in the upper 60s. North Winds around 5 Mph.

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Octoraro Lake Temperature Statistics

August Temperature

Chester County Airport (14.3 miles)

  • Lowest 4 August, 2026

    63.9 °F

  • Average August

    75.8 °F

  • Highest 9 August, 2026

    87.6 °F

Climate (2021–2026)

Chester County Airport (14.3 miles)

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  • Average Low 2021–2026

    45.9 °F

  • Average 2021–2026

    54.5 °F

  • Average High 2021–2026

    63 °F
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