Will County (Joliet)
July
Weather in Will County, Illinois for July 2026
Your guide to Will County weather in July - trends and predictions
So far, July 2026 in Will County shows a warmer trend than usual by 2.4 °C.
The forecast for the next days in Will County predicts temperatures to be around 27 °C, close to the historical average.
In general, the average temperature in Will County at the beginning of July is 29 °C. As the month progressed, temperatures tended to slightly decrease, reaching an average of 28.6 °C by the end of July.
Will County experiences heavy rainfall in July, with over 20 rainy days and an average total precipitation 182.8 mm.
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Temperatures
Rain 🌧️
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10
Dry days
21
Rainy days
0
Snow days
29°/18°
Temperatures
16 km/h
Avg max wind
77 %
Avg humidity
Will County Weather July
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Temperatures trend during July in Will County
See the weather trend as well as the moving average line
July weather in Will County day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Jul. 1 |  Overcast | 29° /17° | 8.9 mm | 8 | |
| Jul. 2 |  Moderate or heavy rain shower | 29° /18° | 7.2 mm | 8 | |
| Jul. 3 | Overcast | 31° /19° | 6.7 mm | 8 | |
| Jul. 4 |  Partly cloudy | 30° /19° | 14.8 mm | 7 | |
| Jul. 5 | Moderate or heavy rain shower | 29° /18° | 5.6 mm | 8 | |
| Jul. 6 |  Patchy rain possible | 27° /17° | 19.7 mm | 7 | |
| Jul. 7 | Patchy rain possible | 28° /16° | 1.1 mm | 8 | |
| Jul. 8 | Moderate or heavy rain shower | 29° /16° | 8.9 mm | 8 | |
| Jul. 9 |  Cloudy | 29° /18° | 11.4 mm | 8 | |
| Jul. 10 |  Sunny | 28° /17° | 2.2 mm | 7 | |
| Jul. 11 |  Heavy rain at times | 31° /18° | 9.7 mm | 9 | |
| Jul. 12 | Moderate or heavy rain shower | 30° /19° | 8.5 mm | 8 | |
| Jul. 13 | Patchy rain possible | 29° /18° | 0.6 mm | 7 | |
| Jul. 14 | Overcast | 32° /19° | 0 mm | 8 | |
| Jul. 15 | Partly cloudy | 31° /21° | 5.7 mm | 8 | |
| Jul. 16 | Overcast | 31° /20° | 22.5 mm | 8 | |
| Jul. 17 | Overcast | 27° /18° | 2.5 mm | 7 | |
| Jul. 18 | Overcast | 28° /16° | 0.8 mm | 7 | |
| Jul. 19 | Sunny | 29° /16° | 8.8 mm | 8 | |
| Jul. 20 | Sunny | 34° /16° | 0.4 mm | 6.5 | |
| Jul. 21 | Sunny | 27° /19° | 2.5 mm | 8.8 | |
| Jul. 22 | Sunny | 22° /12° | 0 mm | 9.1 | |
| Jul. 23 | Sunny | 24° /13° | 0 mm | 9.1 | |
| Jul. 24 | Sunny | 24° /14° | 0 mm | 6 | |
| Jul. 25 | Sunny | 28° /14° | 0.1 mm | 7 | |
| Jul. 26 | Sunny | 28° /17° | 0 mm | 7 | |
| Jul. 27 | Sunny | 28° /18° | 0 mm | 7 | |
| Jul. 28 | Sunny | 32° /21° | 10.7 mm | 8 | |
| Jul. 29 | Sunny | 32° /22° | 1.3 mm | 8 | |
| Jul. 30 | Sunny | 28° /18° | 0.6 mm | 7 | |
| Jul. 31 | Sunny | 24° /15° | 0.2 mm | 6 | |
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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 29° and lows near 18°, suitable for diverse activities and preferences.
How much rainfall should be expected in Will County during July?
Significant rainfall exceeding 182.8 mm is expected in Will County during July, occurring over more than 21 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 💧
Typically, Will County has 21 rainy days in July with a total of 182.8 mm of rainfall.
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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