Columbus weather in August
Temperature, rain and sunshine in August: long-term averages from 30 years of weather data, not a forecast.
Holiday weather in August
Good
Best time to visit: May – October
What is the weather like in Columbus in August?
In August, Columbus is hot: daytime highs average 28 °C, and nights cool down to about 18 °C. The sun shines for around 7 hours a day. Rain is frequent, with about 10 rainy days and 71 mm in total. On about 7 days the thermometer climbs to 30 °C or more. All in all, August is a good month for a holiday in Columbus.
August compared
How the weather changes from July to September. Tap a month to open it.
| JulyJul | AugustAug | SeptemberSep | |
|---|---|---|---|
| Score | 73 | 78 | 82 |
| Day | 28° | 28° | 25° |
| Night | 19° | 18° | 15° |
| Sun | 8 h | 7 h | 7 h |
| Rain days | 11 | 10 | 9 |
More details for August
- Daylight
- 13 h 48 min06:43 – 20:31
- UV index
- 9 · very highclear sky, noon (estimate)All months
- Muggy days
- 13 daysdew point 18 °C or moreAll months
- Wind
- 13 km/haverage daily peakAll months
- Cloud cover
- 50 %on averageAll months
- Hot days
- 7 days30 °C or moreAll months
- Snow days
- 0 days1 cm or more of fresh snowAll months
- Time zone
- UTC−4America/New_York
How the score comes together
- Temperatureweight 50 %90 %
- Sunshineweight 20 %72 %
- Few rainy daysweight 30 %61 %
Each factor is rated from 0 to 100 % and weighted for the travel style “City break”.
What to pack in August
- Sunscreen
- Sunglasses & sun hat
- Light, breathable clothes
- Rain jacket or umbrella
Columbus in August: quick answers
Is Columbus hot in August?
Yes. In August, Columbus is hot: daytime highs average 28 °C and nights stay around 18 °C. On about 7 days the thermometer climbs to 30 °C or more.
Does it rain much in Columbus in August?
Rain is frequent, with about 10 rainy days and 71 mm in total.
Columbus month by month
The whole year in ColumbusAll destinations: USAWhere to go in August
Climate averages 1996–2025, not a forecast. Data: Copernicus ERA5 / ERA5-Land via Open-Meteo.com (CC BY 4.0), NOAA OISST, WMO 1991–2020 (NOAA NCEI), GeoNames (CC BY 4.0). Sources & licences