Waterloo Weather in July

What's the weather like in Waterloo (Illinois) in July 2024?

The climate in Waterloo during July can be summarized as hot and a little damp.

July is in the summer in Waterloo and is typically the warmest month of the year. Daytime maximum temperatures average around a warm 32°C (89°F), whilst at night 20°C (68°F) is normal.

Waterloo weather averages (imperial / metric)
Daytime temperature 31.6°C 88.9°F
Nightly temperature 20°C 68°F
Average temperature 25.8°C 78.4°F
Daily sunshine 10.8 hrs
Avg rainfall 96 mm 3.8 ins
Rainy days 9 days
Sea temperature 19.7°C 67.5°F
Humidity 69%
Windspeed 13.7kph 9 mph

On average July is the 3rd wettest month of the year in Waterloo with around 96mm 3.8 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 10.8 hours of sunshine per day.

July temperatures in Waterloo

Waterloo average temperature in July

July rainfall

Waterloo average rain in July

July hourly sunshine

Waterloo average rain in July

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 Waterloo in July 2024.