Columbus (IN) Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Columbus.
Climate overview of Columbus
The climate in Columbus, Indiana, United States of America, is marked by large temperature swings across the seasons, ranging from 30°C (86°F) in August to 3°C (37°F) in January.
The city receives considerable rain/snowfall, with around 1242 mm (49 in) annually. April is the wettest month. It has warm summers and cold winters. July is the sunniest month, averaging 9.9 hours of sunshine per day.
Columbus Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Columbus - and find the best time to visit.
Monthly Temperature in Columbus
In Columbus, temperatures differ significantly between summer and winter months. Typically, average maximum daytime temperatures range from a comfortable 30°C (86°F) in August to a chilly 3°C (37°F) in the coolest month, January.
Nights vary from 18°C (64°F) in August to around -6°C (21°F) during the colder months.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Columbus
Columbus experiences significant rain/snowfall throughout the year, averaging 1242 mm (49 in) of precipitation annually. Columbus offers a pleasant mix of wetter and slightly drier months. The difference in precipitation between the wettest month April (137 mm (5.4 in)) and the driest month February (74 mm (2.9 in)) is not too significant. For more details, please visit our Columbus Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Sunshine Hours in Columbus
For those who appreciate different seasons, Columbus serves as an ideal destination. Expect longer, more sun-filled days in July with an average of 9.9 hours of sunshine daily, and embrace the darker days in December, offering only 3.5 hours of daily sunlight.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Daily hours of sunshine
Daily percentage of sunshine
Humidity in Columbus by Month
The relative humidity is high throughout the year in Columbus.
The city experiences its highest humidity in December, reaching 78%. In April, the humidity drops to its lowest level at 66%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
Best Time to Visit Columbus
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
- Best overall: September
- Warmest weather: June, July and August
- Most sunshine: June and July
- Fewer rainy days: February, August, September, October and November
- Seasonal pattern: Warm summers and cold winters
- Coldest conditions: January, with freezing nights around -6°C (21°F).
Frequently asked questions about the climate in Columbus
What is the best time to visit Columbus?
September typically offers the most optimal weather in Columbus. In contrast, January, February, March and December tend to have less optimal conditions. Columbus has warm summers and cold winters.
What temperatures can I expect in Columbus?
Daytime highs range from 3°C (37°F) in January to 30°C (86°F) in August. Nighttime lows range from -6°C (21°F) to 18°C (64°F). Temperatures vary considerably through the year.
How much rain does Columbus get?
Annual rainfall is around 1242 mm (49 in). April is the wettest month with 137 mm (5.4 in), while February is the driest with 74 mm (2.9 in).
How sunny is Columbus?
Columbus receives around 2,470 hours of sunshine per year. July is the sunniest month with 297 hours, while December is the cloudiest with just 105 hours. Overall, Columbus enjoys abundant sunshine.
Columbus 3-Day Forecast
Columbus (IN) 3-Day Forecast
Columbus on the map
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