Octoraro Lake Weather Forecast

    • 58
    • 79

    Becoming Sunny

    • 59
    • 81

    Partly Sunny

    • 61
    • 81

    Mostly Sunny

    • 63
    • 82

    Chance Rain Showers

    • 64
    • 84

    Chance Thunderstorms

    • 63
    • 84

    Chance Thunderstorms

Today 23 Jul Lancaster

Sunny. Highs in the upper 70s. North Winds around 5 Mph.

Tonight 23 Jul Lancaster

Clear. Lows in the upper 50s. North Winds around 5 Mph in the Evening, becoming light and variable.

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Octoraro Lake Temperature Statistics

July Temperature

Chester County Airport (14.3 miles)

  • Lowest 20 July, 2026

    59.2 °F

  • Average July

    76.6 °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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