Kane County (Aurora)
September
Weather in Kane County, Illinois for September 2026
Your guide to Kane County weather in September - trends and predictions
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So far, September 2026 in Kane County is slightly warmer than the historical average by 1.1 °F.
The forecast for the next days in Kane County predicts temperatures to be around 18 °F, close to the historical average.
In general, the average temperature in Kane County at the beginning of September is 28.1 °F. As the month progressed, temperatures tended to significantly cool down, reaching an average of 18.3 °F by the end of September.
The climate of Kane County in September is notably wet, with an average of 11 rainy days, and a total of 87.5 mm of precipitation.
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Temperatures
Rain 🌧️
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19
Dry days
11
Rainy days
0
Snow days
26°/13°
Temperatures
17 km/h
Avg max wind
69 %
Avg humidity
Kane County Weather September
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Temperatures trend during September in Kane County
See the weather trend as well as the moving average line
September weather in Kane County day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Sept. 1 |  Sunny | 29° /14° | 0.6 mm | 6 | |
| Sept. 2 | Sunny | 30° /15° | 0 mm | 7 | |
| Sept. 3 |  Cloudy | 31° /15° | 13.4 mm | 7 | |
| Sept. 4 |  Fog | 30° /15° | 0 mm | 7 | |
| Sept. 5 |  Overcast | 28° /16° | 0.6 mm | 7 | |
| Sept. 6 |  Patchy rain possible | 25° /12° | 1.9 mm | 5 | |
| Sept. 7 | Mist | 24° /9° | 0 mm | 6 | |
| Sept. 8 | Mist | 25° /10° | 0 mm | 5 | |
| Sept. 9 | Mist | 25° /12° | 12.1 mm | 5 | |
| Sept. 10 | Overcast | 27° /12° | 0 mm | 6 | |
| Sept. 11 | Sunny | 27° /14° | 7.9 mm | 7 | |
| Sept. 12 | Overcast | 27° /13° | 0 mm | 6 | |
| Sept. 13 | Mist | 25° /14° | 0.4 mm | 5 | |
| Sept. 14 | Mist | 27° /13° | 0 mm | 7 | |
| Sept. 15 | Mist | 29° /16° | 3.5 mm | 6 | |
| Sept. 16 | Sunny | 28° /15° | 1.5 mm | 6 | |
| Sept. 17 | Light rain shower | 27° /15° | 5.2 mm | 5 | |
| Sept. 18 | Fog | 27° /13° | 0.9 mm | 5 | |
| Sept. 19 |  Moderate or heavy rain with thunder | 25° /14° | 14.7 mm | 5 | |
| Sept. 20 | Light rain shower | 20° /16° | 98.3 mm | 1.4 | |
| Sept. 21 | Overcast | 16° /14° | 0.2 mm | 1.6 | |
| Sept. 22 | Patchy rain possible | 15° /13° | 0.5 mm | 3.7 | |
| Sept. 23 | Overcast | 16° /13° | 0 mm | 2.3 | |
| Sept. 24 | Overcast | 19° /13° | 0.1 mm | 5 | |
| Sept. 25 | Patchy rain possible | 19° /15° | 1.3 mm | 5 | |
| Sept. 26 | Mist | 21° /14° | 0 mm | 6 | |
| Sept. 27 | Sunny | 22° /14° | 0 mm | 6 | |
| Sept. 28 | Patchy rain possible | 17° /8° | 1.7 mm | 4 | |
| Sept. 29 | Sunny | 12° /4° | 0 mm | 4 | |
| Sept. 30 | Overcast | 18° /9° | 0 mm | 5 | |
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Important Notice
Our weather forecast for Kane County in September 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 Kane County forecast closer to your planned date for the most up-to-date weather information.
Change Month
Kane County in September - FAQ
What are the expected maximum and minimum temperatures in Kane County during September?
Enjoy moderate daytime temperatures of up to 26° and cooler nights around 13°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Kane County during September?
Moderate rainfall is anticipated in Kane County during September, with a total of 87.5 mm spread over approximately 11 days. Considering plans for rainy days is advisable.
What are the typical wind conditions in Kane County during September?
The average wind speed in Kane County during September is 17 km/h, suggesting breezy to windy conditions, depending on your activities.
September rainfall patterns in Kane County
Explore the daily rainfall trends and prepare for Kane Countys September weather 💧
Typically, Kane County has 11 rainy days in September with a total of 87.5 mm of rainfall.
UV exposure in Kane County during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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Where is Kane County?Get accurate weather forecasts for Kane County, located at latitude 41.761 and longitude -88.32. Stay updated with localized weather information tailored for Kane County.
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