Ithaca Weather Forecast

    • 73
    • 92

    Becoming Sunny

    • 74
    • 92

    Mostly Sunny

    • 72
    • 90

    Slight Chance Thunderstorms

    • 69
    • 89

    Chance Thunderstorms

    • 63
    • 85

    Chance Thunderstorms

    • 61
    • 82

    Partly Sunny

    • 60
    • 81

    Partly Sunny

Today 1 Sep Darke

Partly cloudy. Hot with Highs around 90. West Winds around 10 Mph with Gusts up to 20 Mph. Heat index Values up to 100.

Tonight 1 Sep Darke

Mostly clear. Unseasonably warm with Lows in the lower 70s. Southwest Winds 5 to 10 Mph.

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Ithaca Temperature Statistics

September Temperature

Dayton, Cox Dayton International Airport (17.4 miles)

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  • Average September

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Climate (2021–2026)

Dayton, Cox Dayton International Airport (17.4 miles)

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  • Average Low 2021–2026

    46.1 °F

  • Average 2021–2026

    55.4 °F

  • Average High 2021–2026

    64.7 °F
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