Gahanna Weather Forecast

    • 55
    • 75

    Mostly Sunny

    • 63
    • 81

    Slight Chance Thunderstorms

    • 55
    • 80

    Partly Sunny

    • 53
    • 77

    Sunny

    • 49
    • 76

    Mostly Sunny

    • 50
    • 74

    Mostly Sunny

Today 26 Sep Franklin

Mostly sunny. Highs in the mid 70s. Southwest Winds 5 to 10 Mph.

Tonight 26 Sep Franklin

Mostly clear. Lows in the mid 50s. South Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Gahanna Temperature Statistics

September Temperature

John Glenn Columbus International Airport (1.9 miles)

  • Lowest 23 September, 2021

    50 °F

  • Average September

    70.1 °F

  • Highest 18 September, 2021

    89.1 °F

Climate (2010–Present)

John Glenn Columbus International Airport (1.9 miles)

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  • Average Low 2010–Present

    46.8 °F

  • Average 2010–Present

    55.2 °F

  • Average High 2010–Present

    64 °F
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