Marietta Weather in August

What's the weather like in Marietta (Ohio) in August 2024?

The climate in Marietta during August can be summarized as warm, humid and damp.

August is in the summer in Marietta and is typically the 2nd warmest month of the year. Daytime maximum temperatures average around a muggy 29°C (84°F), whilst at night 17°C (63°F) is normal.

Marietta weather averages (imperial / metric)
Daytime temperature 28.7°C 83.6°F
Nightly temperature 17°C 62.5°F
Average temperature 22.8°C 73°F
Daily sunshine 8.2 hrs
Avg rainfall 104 mm 4.1 ins
Rainy days 10 days
Sea temperature 24.3°C 75.7°F
Humidity 75%
Windspeed 9.7kph 6 mph

On average August is the 2nd wettest month of the year in Marietta with around 104mm 4.1 inches of rain making it a damp time to visit. This rainfall is typically spread over 10 days, although this may vary considerably.

On the flip side this corresponds to an average of 8.2 hours of sunshine per day.

August temperatures in Marietta

Marietta average temperature in August

August rainfall

Marietta average rain in August

August hourly sunshine

Marietta average rain in August

The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Marietta in August 2024.