Octoraro Lake Weather Forecast

    • 67
    • 94

    Smoke

    • 69
    • 86

    Smoke

    • 68
    • 82

    Rain Showers

    • 62
    • 84

    Slight Chance Thunderstorms

    • 66
    • 85

    Partly Sunny

    • 66
    • 86

    Chance Thunderstorms

Today 16 Jul Lancaster

Mostly sunny. Areas of smoke. Very hot with Highs in the mid 90s. West Winds 5 to 10 Mph.

Tonight 16 Jul Lancaster

Mostly clear. Smoke. Lows in the upper 60s. Northwest Winds 5 to 10 Mph. Heat index Values between 100 and 104 early in the evening.

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Octoraro Lake Temperature Statistics

July Temperature

Chester County Airport (14.3 miles)

  • Lowest 13 July, 2026

    61.2 °F

  • Average July

    76.8 °F

  • Highest 4 July, 2026

    97 °F

Climate (2021–2026)

Chester County Airport (14.3 miles)

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  • Average Low 2021–2026

    45.9 °F

  • Average 2021–2026

    54.4 °F

  • Average High 2021–2026

    63 °F
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