Octoraro Lake Weather Forecast

    • 71
    • 89

    Chance Thunderstorms

    • 70
    • 88

    Rain Showers Likely

    • 70
    • 88

    Chance Thunderstorms

    • 67
    • 88

    Mostly Sunny

    • 69
    • 88

    Partly Sunny

    • 66
    • 88

    Chance Thunderstorms

Today 6 Aug Lancaster

Partly sunny. A chance of Showers and Thunderstorms in the afternoon. Very warm. Humid with Highs in the upper 80s. Southwest Winds 5 to 10 Mph. Chance of rain 50 percent. Heat index Values around 100 in the afternoon.

Tonight 6 Aug Lancaster

Partly cloudy. Patchy fog. Warm. Near steady temperature in the lower 70s. South Winds around 5 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Octoraro Lake Temperature Statistics

August Temperature

Chester County Airport (14.3 miles)

  • Lowest 1 August, 2026

    65.3 °F

  • Average August

    76.2 °F

  • Highest 3 August, 2026

    84.6 °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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