Current conditions at
John Glenn Columbus International Airport (KCMH)
Lat: 39.99°NLon: 82.88°WElev: 807ft.
Partly Cloudy
79°F
26°C
| Humidity | 50% |
| Wind Speed | S 10 mph |
| Barometer | 29.95 in (1013.6 mb) |
| Dewpoint | 59°F (15°C) |
| Visibility | 10.00 mi |
| Heat Index | 80°F (27°C) |
| Last update | 26 Aug 6:51 pm EDT |
Extended Forecast for
Westerville OH
Tonight
Low: 64 °F
Slight Chance
T-storms then
Chance
ShowersThursday

High: 82 °F
Mostly Sunny
Thursday Night

Low: 62 °F
Partly Cloudy
Friday

High: 81 °F
Mostly Sunny
Friday Night

Low: 58 °F
Mostly Clear
Saturday

High: 82 °F
Sunny
Saturday Night

Low: 62 °F
Mostly Clear
Sunday

High: 86 °F
Mostly Sunny
Sunday Night

Low: 67 °F
Partly Cloudy
Detailed Forecast
Tonight
A chance of showers and thunderstorms. Mostly cloudy, with a low around 64. South wind 3 to 7 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday
Mostly sunny, with a high near 82. Calm wind becoming northwest around 6 mph in the afternoon.
Thursday Night
Partly cloudy, with a low around 62. Light north wind.
Friday
Mostly sunny, with a high near 81. North wind 3 to 8 mph.
Friday Night
Mostly clear, with a low around 58. Northeast wind 5 to 7 mph.
Saturday
Sunny, with a high near 82.
Saturday Night
Mostly clear, with a low around 62.
Sunday
Mostly sunny, with a high near 86.
Sunday Night
Partly cloudy, with a low around 67.
Monday
Mostly sunny, with a high near 90.
Monday Night
Partly cloudy, with a low around 70.
Tuesday
Mostly sunny, with a high near 91.
Tuesday Night
Partly cloudy, with a low around 71.
Wednesday
A chance of showers. Mostly sunny, with a high near 89. Chance of precipitation is 30%.
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ABOUT THIS FORECAST
Point Forecast:
Westerville OH
40.13°N 82.89°W (Elev. 899 ft)
40.13°N 82.89°W (Elev. 899 ft)
6:24 pm EDT Aug 26, 2026
7pm EDT Aug 26, 2026-6pm EDT Sep 2, 2026


