Will County (Joliet)
July
Weather in Will County, Illinois for July 2025
Your guide to Will County weather in July - trends and predictions
Flood Watch - See hour by hour.
So far, July 2025 in Will County is slightly warmer than the historical average by 1.9 °F.
In general, the average temperature in Will County at the beginning of July is 28 °F. As the month progressed, temperatures tended to moderately rise, reaching an average of 29.3 °F by the end of July.
Will County in July brings notable rainfall, with an average of 20 rainy days and a total precipitation of 161.3 mm.
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Temperatures
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11
Dry days
20
Rainy days
0
Snow days
27°/17°
Temperatures
16 km/h
Avg max wind
78 %
Avg humidity
Will County Weather July
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Temperatures trend during July in Will County
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July weather in Will County day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Jul. 1 |  Overcast | 27° /15° | 11.9 mm | 6 | |
| Jul. 2 |  Moderate or heavy rain shower | 26° /16° | 9.1 mm | 6 | |
| Jul. 3 | Overcast | 30° /18° | 2 mm | 7 | |
| Jul. 4 |  Partly cloudy | 30° /19° | 3.2 mm | 7 | |
| Jul. 5 | Moderate or heavy rain shower | 30° /19° | 6.7 mm | 7 | |
| Jul. 6 |  Patchy rain possible | 26° /17° | 26.2 mm | 6 | |
| Jul. 7 | Patchy rain possible | 27° /15° | 1.4 mm | 6 | |
| Jul. 8 | Moderate or heavy rain shower | 27° /16° | 11.9 mm | 6 | |
| Jul. 9 |  Cloudy | 28° /17° | 14.3 mm | 6 | |
| Jul. 10 |  Sunny | 28° /15° | 2.4 mm | 6 | |
| Jul. 11 |  Heavy rain at times | 31° /18° | 14.6 mm | 7 | |
| Jul. 12 | Moderate or heavy rain shower | 28° /20° | 12.8 mm | 7 | |
| Jul. 13 | Patchy rain possible | 27° /18° | 0.8 mm | 6 | |
| Jul. 14 | Overcast | 31° /19° | 0 mm | 7 | |
| Jul. 15 | Moderate rain at times | 29° /20° | 7.7 mm | 7 | |
| Jul. 16 | Overcast | 29° /19° | 29.5 mm | 6 | |
| Jul. 17 | Overcast | 24° /17° | 0.1 mm | 5 | |
| Jul. 18 | Overcast | 26° /14° | 0 mm | 6 | |
| Jul. 19 | Sunny | 28° /15° | 11.8 mm | 7 | |
| Jul. 20 | Overcast | 27° /17° | 0 mm | 6 | |
| Jul. 21 | Overcast | 27° /17° | 0.5 mm | 6 | |
| Jul. 22 | Overcast | 29° /16° | 0.7 mm | 7 | |
| Jul. 23 | Moderate or heavy rain shower | 30° /17° | 2 mm | 6 | |
| Jul. 24 | Overcast | 30° /18° | 0.5 mm | 6 | |
| Jul. 25 | Partly cloudy | 30° /18° | 0.1 mm | 7 | |
| Jul. 26 | Moderate rain at times | 30° /18° | 0.8 mm | 7 | |
| Jul. 27 | Sunny | 31° /19° | 4.2 mm | 8 | |
| Jul. 28 | Moderate or heavy rain shower | 30° /21° | 7.8 mm | 7 | |
| Jul. 29 | Overcast | 31° /21° | 4 mm | 7 | |
| Jul. 30 | Cloudy | 30° /20° | 0.1 mm | 7 | |
| Jul. 31 |  Heavy rain | 23° /16° | 30.7 mm | 1.8 | |
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Important Notice
Our weather forecast for Will County in July is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Will County forecast closer to your planned date for the most up-to-date weather information.
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Will County in July - FAQ
What are the expected maximum and minimum temperatures in Will County during July?
During July, expect a variety of temperatures with highs around 27° and lows near 17°, suitable for diverse activities and preferences.
How much rainfall should be expected in Will County during July?
Significant rainfall exceeding 161.3 mm is expected in Will County during July, occurring over more than 20 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Will County during July?
The average wind speed in Will County during July is 16 km/h, suggesting breezy to windy conditions, depending on your activities.
July rainfall patterns in Will County
Explore the daily rainfall trends and prepare for Will Countys July weather 💧
UV exposure in Will County during July
Stay informed about UV levels for safe outdoor activities throughout the month of July ☀️
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Where is Will County?Get accurate weather forecasts for Will County, located at latitude 41.525 and longitude -88.083. Stay updated with localized weather information tailored for Will County.
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