Romeoville Weather in July
What's the weather like in Romeoville (Illinois) in July 2024?
The climate in Romeoville during July can be summarized as hot and damp.
July is in the summer in Romeoville and is typically the warmest month of the year. Daytime maximum temperatures average around a comfortable 29°C (85°F), whilst at night 17°C (63°F) is normal.
| Daytime temperature | 29.2°C 84.5°F |
|---|---|
| Nightly temperature | 17.1°C 62.7°F |
| Average temperature | 23.1°C 73.6°F |
| Daily sunshine | 11 hrs |
| Avg rainfall | 103 mm 4.1 ins |
| Rainy days | 10 days |
| Sea temperature | 18.1°C 64.6°F |
| Humidity | 70% |
| Windspeed | 14kph 9 mph |
On average July is the wettest month of the year in Romeoville with around 103mm 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 11 hours of sunshine per day.
July temperatures in Romeoville
July rainfall
July hourly sunshine
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 Romeoville in July 2024.
Other monthly averages
Romeoville weather stats
| Hottest month: | July | 28.9°C 84°F |
|---|---|---|
| Driest month: | February | 36mm 1.4ins |
| Sunniest month: | July | 11hrs |
| Coldest month: | January | -1.8°C 28.8°F |
| Wettest month: | July | 103mm 4.1ins |
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