GAHANNA, OH 43230 Weather Forecast & Current Conditions

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COLUMBUS, OH
Current Weather

12:51 PM EDT SEP 21, 2026
Overcast
61°F
Feels Like: 61°F
Dewpoint: 59°F
Rel. Hum.: 93%
Visibility: 10 miles
Wind: Variable at 5 mph
Pressure: 30.02 inches
Last 72 hours

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GAHANNA, OH 43230
Weather Forecast

Snowfall Forecast pages
Snow Depth pages
REST OF TODAY
Cloudy with showers likely. Cooler with highs in the mid 60s. Northeast winds around 10 mph with gusts up to 25 mph. Chance of rain 70 percent.
TONIGHT
Cloudy. A chance of showers in the evening. Lows in the upper 50s. Northeast winds 5 to 10 mph with gusts up to 20 mph. Chance of rain 40 percent.
TUESDAY
Mostly cloudy. Highs in the upper 60s. Northeast winds 5 to 10 mph with gusts up to 20 mph.
TUESDAY NIGHT
Mostly cloudy. A chance of showers after midnight. Lows in the upper 50s. Northeast winds 10 to 15 mph. Chance of rain 50 percent.
WEDNESDAY
Showers likely in the morning, then showers likely with a slight chance of thunderstorms in the afternoon. Highs in the mid 60s. East winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 70 percent.
WEDNESDAY NIGHT
Mostly cloudy. Showers likely, mainly in the evening. Lows in the mid 50s. Chance of rain 70 percent.
THURSDAY
Mostly cloudy in the morning, then becoming partly cloudy. Highs in the upper 60s.
THURSDAY NIGHT
Partly cloudy. Lows around 50.
FRIDAY
Mostly sunny. Highs in the upper 60s.
FRIDAY NIGHT
Mostly clear. Lows in the upper 40s.
SATURDAY
Mostly sunny. Highs in the upper 60s.
SATURDAY NIGHT
Partly cloudy. Lows in the upper 40s.
SUNDAY
Partly cloudy. Highs in the lower 70s.

Visible Weather Satellite
GAHANNA, OH 43230
Infrared Weather Satellite
GAHANNA, OH 43230
NEXRAD Weather Radar
GAHANNA, OH 43230

COLUMBUS, OH 3 hourly weather forecast

weather forecast created  5:00 AM PDT  9/21/2026
Monday
21 SEP 2026
GAHANNA, OH 43230 weather forecast Day 1, 12 hours 2 PM 66° 66° Mostly Cloudy 36%
RAIN
.01–.1 in
0% Thunder
( 11% severe)
NE   12 75% 58°
High 67° GAHANNA, OH 43230 weather forecast Day 1, 15 hours 5 PM 66° 66° Mostly Cloudy NE   13 73% 57°
Mostly Cloudy

Chance of Rain

GAHANNA, OH 43230 weather forecast Day 1, 18 hours 8 PM 64° 63° Mostly Cloudy 8%

0% Thunder
( 5% severe)
NE   13 73% 55°
GAHANNA, OH 43230 weather forecast Day 1, 21 hours 11 PM 62° 61° Mostly Cloudy NE   10 81% 56°
Tuesday
22 SEP 2026
GAHANNA, OH 43230 weather forecast Day 2, 0 hours 2 AM 60° 59° Mostly Cloudy 2%

0% Thunder
( 1% severe)
NE   9 87% 56°
Low 57° GAHANNA, OH 43230 weather forecast Day 2, 3 hours 5 AM 59° 57° Mostly Cloudy NE   9 87% 55°
High 69° GAHANNA, OH 43230 weather forecast Day 2, 6 hours 8 AM 59° 57° Mostly Cloudy 2%

0% Thunder
( 1% severe)
NE   9 87% 55°

Mostly Cloudy



GAHANNA, OH 43230 weather forecast Day 2, 9 hours 11 AM 63° 62° Mostly Cloudy NE   10 78% 56°
GAHANNA, OH 43230 weather forecast Day 2, 12 hours 2 PM 67° 67° Mostly Cloudy 6%

0% Thunder
( 9% severe)
NE   12 70% 57°
GAHANNA, OH 43230 weather forecast Day 2, 15 hours 5 PM 68° 68° Mostly Cloudy NE   13 68% 57°
GAHANNA, OH 43230 weather forecast Day 2, 18 hours 8 PM 65° 65° Mostly Cloudy 15%
RAIN
<.01 in
0% Thunder
( 12% severe)
NE   13 75% 57°
GAHANNA, OH 43230 weather forecast Day 2, 21 hours 11 PM 63° 62° Overcast ENE   12 87% 59°
Wednesday
23 SEP 2026
GAHANNA, OH 43230 weather forecast Day 3, 0 hours 2 AM 62° 61° Mostly Cloudy 43%
RAIN
.25–.5 in
0% Thunder
( 15% severe)
ENE   10 87% 58°
Low 59° GAHANNA, OH 43230 weather forecast Day 3, 3 hours 5 AM 61° 59° Mostly Cloudy E   12 90% 58°
High 67° GAHANNA, OH 43230 weather forecast Day 3, 6 hours 8 AM 60° 58° Mostly Cloudy 54%
RAIN
***
0% Thunder
( 11% severe)
E   12 90% 57°

Mostly Cloudy

Rain Likely

GAHANNA, OH 43230 weather forecast Day 3, 9 hours 11 AM 62° 60° Mostly Cloudy E   13 84% 57°
GAHANNA, OH 43230 weather forecast Day 3, 15 hours 2 PM 64° 63° Mostly Cloudy 50%
RAIN
***
0% Thunder
( 15% severe)
E   13 78% 57°
GAHANNA, OH 43230 weather forecast Day 3, 18 hours 5 PM 65° 65° Mostly Cloudy ENE   14 73% 56°
GAHANNA, OH 43230 weather forecast Day 3, 21 hours 8 PM 63° 61° Mostly Cloudy     ENE   15 78% 56°

COLUMBUS, OH extended weather forecast

Thursday
24 SEP 2026
Friday
25 SEP 2026
Saturday
26 SEP 2026
Sunday
27 SEP 2026
Monday
28 SEP 2026
Low 55° Low 47° Low 49° Low 50° Low 54°
High 68° High 70° High 73° High 75° High 73°
GAHANNA, OH 43230 weather forecast Day 4 GAHANNA, OH 43230 weather forecast Day 5 GAHANNA, OH 43230 weather forecast Day 6 GAHANNA, OH 43230 weather forecast Day 7 <!--SEARCHED_TOWN_NAME--> weather forecast Day 8
Mostly Cloudy
49% Rain
Clear
5% Rain
Clear
2% Rain
Clear
17% Rain
Partly Cloudy
21% Rain
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