Decatur Weather in August

What's the weather like in Decatur (Indiana) in August 2024?

The climate in Decatur during August can be summarized as warm, humid and a little damp.

August is in the summer in Decatur and is typically the 2nd warmest month of the year. Daytime maximum temperatures average around a muggy 28°C (83°F), whilst at night 16°C (60°F) is normal.

Decatur weather averages (imperial / metric)
Daytime temperature 28.3°C 82.9°F
Nightly temperature 15.8°C 60.4°F
Average temperature 22°C 71.6°F
Daily sunshine 10.4 hrs
Avg rainfall 82 mm 3.2 ins
Rainy days 9 days
Sea temperature 23.5°C 74.3°F
Humidity 73%
Windspeed 12.6kph 8 mph

On average August is the 5th wettest month of the year in Decatur with around 82mm 3.2 inches of rain making it a a little damp time to visit. This rainfall is typically spread over 9 days, although this may vary considerably.

On the flip side this corresponds to an average of 10.4 hours of sunshine per day.

August temperatures in Decatur

Decatur average temperature in August

August rainfall

Decatur average rain in August

August hourly sunshine

Decatur 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 Decatur in August 2024.