National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

John Glenn Columbus International Airport (KCMH)

Lat: 39.99°NLon: 82.88°WElev: 807ft.

Partly Cloudy

31°C

88°F

Humidity 38%
Wind Speed Vrbl 11 km/h
Barometer 1015.0 mb (30.00 in)
Dewpoint 15°C (59°F)
Visibility 16 km
Heat Index31°C (87°F)
Last update 3 Jul 2:51 pm EDT
Extended Forecast for

Gahanna OH

  • This Afternoon

    This Afternoon: Sunny, with a high near 32. Northwest wind around 10 km/h.

    High: 32 °C

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 19. North wind 5 to 8 km/h becoming calm in the evening.

    Low: 19 °C

    Mostly Clear

  • Independence Day

    Independence Day: Sunny, with a high near 33. Calm wind.

    High: 33 °C

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 20. Calm wind.

    Low: 20 °C

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 33. Calm wind becoming south 5 to 10 km/h in the morning.

    High: 33 °C

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 21.

    Low: 21 °C

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 34.

    High: 34 °C

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 22.

    Low: 22 °C

    Mostly Clear

  • Monday

    Monday: A chance of showers and thunderstorms. Partly sunny, with a high near 32. Chance of precipitation is 50%.

    High: 32 °C

    Chance
    T-storms

Detailed Forecast

This Afternoon
Sunny, with a high near 32. Northwest wind around 10 km/h.
Tonight
Mostly clear, with a low around 19. North wind 5 to 8 km/h becoming calm in the evening.
Independence Day
Sunny, with a high near 33. Calm wind.
Friday Night
Mostly clear, with a low around 20. Calm wind.
Saturday
Sunny, with a high near 33. Calm wind becoming south 5 to 10 km/h in the morning.
Saturday Night
Mostly clear, with a low around 21.
Sunday
Sunny, with a high near 34.
Sunday Night
Mostly clear, with a low around 22.
Monday
A chance of showers and thunderstorms. Partly sunny, with a high near 32. Chance of precipitation is 50%.
Monday Night
Mostly cloudy, with a low around 21.
Tuesday
A chance of showers. Mostly sunny, with a high near 31. Chance of precipitation is 30%.
Tuesday Night
A chance of showers. Partly cloudy, with a low around 20. Chance of precipitation is 30%.
Wednesday
A chance of showers and thunderstorms. Partly sunny, with a high near 31. Chance of precipitation is 30%.
Wednesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 19. Chance of precipitation is 30%.
Thursday
A chance of showers and thunderstorms. Mostly cloudy, with a high near 31.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Gahanna OH
 40.01°N 82.88°W (Elev. 797 m)
Last Update:
1:26 pm EDT Jul 3, 2025
Forecast Valid:
3pm EDT Jul 3, 2025-6pm EDT Jul 10, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation