Monmouth Weather in July

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

The climate in Monmouth during July can be summarized as hot, humid and damp.

July is in the summer in Monmouth and is typically the warmest month of the year. Daytime maximum temperatures average around a muggy 30°C (87°F), whilst at night 18°C (64°F) is normal.

Monmouth weather averages (imperial / metric)
Daytime temperature 30.4°C 86.6°F
Nightly temperature 17.7°C 63.8°F
Average temperature 24°C 75.2°F
Daily sunshine 10.6 hrs
Avg rainfall 113 mm 4.4 ins
Rainy days 10 days
Sea temperature 17.5°C 63.6°F
Humidity 71%
Windspeed 13.7kph 9 mph

On average July is the wettest month of the year in Monmouth with around 113mm 4.4 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 10.6 hours of sunshine per day.

July temperatures in Monmouth

Monmouth average temperature in July

July rainfall

Monmouth average rain in July

July hourly sunshine

Monmouth 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 Monmouth in July 2024.