Olentangy Weather Forecast

    • 57
    • 88

    Mostly Sunny

    • 60
    • 88

    Mostly Sunny

    • 56
    • 88

    Mostly Sunny

    • 63
    • 87

    Partly Sunny

    • 63
    • 88

    Mostly Cloudy

    • 62
    • 87

    Slight Chance Rain Showers

Today 17 Sep Delaware

Patchy fog this morning. Mostly sunny. Highs in the upper 80s. Light and variable Winds, becoming north around 5 Mph this late morning and afternoon.

Tonight 17 Sep Delaware

Clear. Lows in the mid 50s. Northeast Winds around 5 Mph.

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Olentangy Temperature Statistics

September Temperature

Columbus, Ohio State University Airport (5.6 miles)

  • Lowest 8 September, 2025

    44.1 °F

  • Average September

    65.5 °F

  • Highest 14 September, 2025

    84.9 °F

Climate (2020–Present)

Columbus, Ohio State University Airport (5.6 miles)

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  • Average Low 2020–2025

    46.2 °F

  • Average 2020–2025

    55.7 °F

  • Average High 2020–2025

    65.3 °F
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