DuPage County (Naperville)
August
Weather in DuPage County, Illinois for August 2027
Your guide to DuPage County weather in August - trends and predictions
In general, the average temperature in DuPage County at the beginning of August is 27.4 °C. As the month progressed, temperatures tended to slightly decrease, reaching an average of 27.3 °C by the end of August.
The climate of DuPage County in August is notably wet, with an average of 12 rainy days, and a total of 198.9 mm of precipitation.
Is August a good time to visit DuPage County? check out the best time to travel to DuPage County page.
✨ Is August a good time to visit DuPage County? – Ask the AI Weatherman
Temperatures
Rain 🌧️
More
19
Dry days
12
Rainy days
0
Snow days
27°/17°
Temperatures
17 km/h
Avg max wind
73 %
Avg humidity
DuPage County Weather August
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Temperatures trend during August in DuPage County
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August weather in DuPage County day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Aug. 1 |  Moderate rain | 27° /19° | 15.3 mm | 6 | |
| Aug. 2 |  Patchy rain possible | 27° /18° | 0.5 mm | 7 | |
| Aug. 3 |  Overcast | 29° /18° | 0.9 mm | 8 | |
| Aug. 4 | Patchy rain possible | 29° /18° | 0.2 mm | 8 | |
| Aug. 5 |  Moderate or heavy rain shower | 28° /20° | 5 mm | 6 | |
| Aug. 6 |  Light rain | 26° /18° | 3 mm | 7 | |
| Aug. 7 | Patchy rain possible | 27° /18° | 2 mm | 7 | |
| Aug. 8 | Light rain | 28° /19° | 2.9 mm | 7 | |
| Aug. 9 | Light rain | 28° /17° | 5.9 mm | 8 | |
| Aug. 10 | Moderate rain | 26° /17° | 15.6 mm | 6 | |
| Aug. 11 | Light rain | 27° /18° | 7 mm | 7 | |
| Aug. 12 |  Heavy rain | 27° /19° | 32.1 mm | 7 | |
| Aug. 13 | Moderate rain at times | 27° /18° | 7.8 mm | 7 | |
| Aug. 14 | Moderate or heavy rain shower | 27° /17° | 8.5 mm | 6 | |
| Aug. 15 | Moderate rain | 26° /18° | 12 mm | 5 | |
| Aug. 16 | Moderate or heavy rain shower | 29° /19° | 8.5 mm | 6 | |
| Aug. 17 | Moderate rain | 25° /18° | 12.6 mm | 6 | |
| Aug. 18 | Patchy rain possible | 26° /17° | 1.1 mm | 6 | |
| Aug. 19 | Patchy rain possible | 27° /17° | 0.4 mm | 6 | |
| Aug. 20 |  Sunny | 28° /17° | 0 mm | 7 | |
| Aug. 21 |  Cloudy | 26° /16° | 0.6 mm | 6 | |
| Aug. 22 | Overcast | 28° /17° | 0 mm | 7 | |
| Aug. 23 | Overcast | 30° /17° | 0 mm | 8 | |
| Aug. 24 |  Partly cloudy | 29° /16° | 0 mm | 8 | |
| Aug. 25 | Light rain | 27° /17° | 2.9 mm | 7 | |
| Aug. 26 | Patchy rain possible | 28° /16° | 0.5 mm | 6 | |
| Aug. 27 | Partly cloudy | 28° /17° | 0 mm | 7 | |
| Aug. 28 | Patchy rain possible | 28° /16° | 1.6 mm | 6 | |
| Aug. 29 | Light rain shower | 28° /16° | 1.2 mm | 6 | |
| Aug. 30 | Heavy rain | 26° /17° | 50 mm | 5 | |
| Aug. 31 | Patchy rain possible | 28° /17° | 1 mm | 5 | |
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Important Notice
Our weather forecast for DuPage County in August 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 DuPage County forecast closer to your planned date for the most up-to-date weather information.
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DuPage County in August - FAQ
What are the expected maximum and minimum temperatures in DuPage County during August?
During August, 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 DuPage County during August?
Significant rainfall exceeding 198.9 mm is expected in DuPage County during August, occurring over more than 12 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in DuPage County during August?
The average wind speed in DuPage County during August is 17 km/h, suggesting breezy to windy conditions, depending on your activities.
August rainfall patterns in DuPage County
Explore the daily rainfall trends and prepare for DuPage Countys August weather 💧
Typically, DuPage County has 12 rainy days in August with a total of 198.9 mm of rainfall.
UV exposure in DuPage County during August
Stay informed about UV levels for safe outdoor activities throughout the month of August ☀️
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