Marshall Weather in August

What's the weather like in Marshall (Illinois) in August 2024?

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

August is in the summer in Marshall and is typically the 2nd warmest month of the year. Daytime maximum temperatures average around a muggy 29°C (85°F), whilst at night 17°C (63°F) is normal.

Marshall weather averages (imperial / metric)
Daytime temperature 29.3°C 84.7°F
Nightly temperature 17.4°C 63.2°F
Average temperature 23.3°C 73.9°F
Daily sunshine 10 hrs
Avg rainfall 91 mm 3.6 ins
Rainy days 8 days
Sea temperature 23.1°C 73.6°F
Humidity 73%
Windspeed 11.9kph 7 mph

On average August is the 6th wettest month of the year in Marshall with around 91mm 3.6 inches of rain making it a a little damp time to visit. This rainfall is typically spread over 8 days, although this may vary considerably.

On the flip side this corresponds to an average of 10 hours of sunshine per day.

August temperatures in Marshall

Marshall average temperature in August

August rainfall

Marshall average rain in August

August hourly sunshine

Marshall 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 Marshall in August 2024.