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Weather in Aurora, Illinois for September 2025

Your guide to Aurora weather in September - trends and predictions

    Temperatures

  • Until now, September 2025 in Aurora is cooler than usual, with temperatures averaging 23.4 °F, this is -2.8 °F below the typical seasonal average.

  • The forecast for the next days in Aurora predicts temperatures to be around 27 °F, close to the historical average.

  • In general, the average temperature in Aurora at the beginning of September is 26 °F. As the month progressed, temperatures tended to moderately fall, reaching an average of 25.3 °F by the end of September.

    • Rain 🌧️

  • Aurora experiences moderate rainfall in September, with an average of 8 rainy days and a total precipitation of 70.4 mm.

    • More

  • New! Chat with our AI weatherman - it’s amazing and free.

Average dry days
22
Dry days
Average rainy days
8
Rainy days
Average snowy days
0
Snow days
Average temperatures
26°/13°
Temperatures
Average wind speed
18 km/h
Avg max wind
Average humidity
66 %
Avg humidity

Aurora Weather September

Move between months or click on a day
August
October
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
1
Sunny
26°
2
Mist
27°
3
Cloudy
29°
4
Fog
28°
5
Overcast
28°
6
Patchy rain possible
23°
7
Mist
21°
8
Mist
23°
9
Mist
25°
10
Mist
28°
11
Light rain shower
27°
12
Overcast
27°
13
Mist
26°
14
Mist
29°
15
Mist
29°
16
Sunny
30°
17
Sunny
31°
18
Sunny
31°
19
Patchy rain possible
27°
20
Moderate rain
26°
21
Moderate rain
28°
22
Patchy rain possible
29°
23
Partly cloudy
25°
24
Sunny
28°
25
Sunny
23°
26
Sunny
19°
27
Sunny
24°
28
Sunny
27°
29
Sunny
29°
30
Fog
27°

Temperatures trend during September in Aurora

See the weather trend as well as the moving average line

September weather in Aurora day by day

Click on a date for more information
August October
Date Weather Temperatures Rain UV More
Sept. 1 Sunny
Sunny
 26° /12° 0 mm 6
Sept. 2 Mist
Mist
 27° /13° 0 mm 6
Sept. 3 Cloudy
Cloudy
 29° /12° 17.8 mm 7
Sept. 4 Fog
Fog
 28° /12° 0 mm 6
Sept. 5 Overcast
Overcast
 28° /15° 0.8 mm 6
Sept. 6 Patchy rain possible
Patchy rain possible
 23° /11° 2.4 mm 5
Sept. 7 Mist
Mist
 21° /7° 0 mm 5
Sept. 8 Mist
Mist
 23° /8° 0 mm 6
Sept. 9 Mist
Mist
 25° /9° 0 mm 6
Sept. 10 Mist
Mist
 28° /11° 0 mm 6
Sept. 11 Light rain shower
Light rain shower
 27° /15° 10.5 mm 7
Sept. 12 Overcast
Overcast
 27° /13° 0 mm 6
Sept. 13 Mist
Mist
 26° /15° 0 mm 6
Sept. 14 Mist
Mist
 29° /14° 0 mm 7
Sept. 15 Mist
Mist
 29° /14° 0 mm 7
Sept. 16 Sunny
Sunny
 30° /17° 0 mm 1.5
Sept. 17 Sunny
Sunny
 31° /15° 0 mm 1.5
Sept. 18 Sunny
Sunny
 31° /15° 0 mm 1.4
Sept. 19 Patchy rain possible
Patchy rain possible
 27° /18° 1.3 mm 1.1
Sept. 20 Moderate rain
Moderate rain
 26° /17° 11.3 mm 0
Sept. 21 Moderate rain
Moderate rain
 28° /17° 10.9 mm 5
Sept. 22 Patchy rain possible
Patchy rain possible
 29° /19° 3.6 mm 5
Sept. 23 Partly cloudy
Partly cloudy
 25° /18° 0.1 mm 6
Sept. 24 Sunny
Sunny
 28° /17° 0 mm 6
Sept. 25 Sunny
Sunny
 23° /13° 0 mm 5
Sept. 26 Sunny
Sunny
 19° /9° 0 mm 4
Sept. 27 Sunny
Sunny
 24° /9° 0 mm 5
Sept. 28 Sunny
Sunny
 27° /12° 0 mm 5
Sept. 29 Sunny
Sunny
 29° /14° 0 mm 6
Sept. 30 Fog
Fog
 27° /16° 0 mm 6
Next
Important Notice
Our weather forecast for Aurora 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 Aurora forecast closer to your planned date for the most up-to-date weather information.
Change Month
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Aurora in September - FAQ

What are the expected maximum and minimum temperatures in Aurora 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 Aurora during September?
Moderate rainfall is anticipated in Aurora during September, with a total of 70.4 mm spread over approximately 8 days. Considering plans for rainy days is advisable.
What are the typical wind conditions in Aurora during September?
The average wind speed in Aurora during September is 18 km/h, suggesting breezy to windy conditions, depending on your activities.

September rainfall patterns in Aurora

Explore the daily rainfall trends and prepare for Auroras September weather 💧

UV exposure in Aurora during September

Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️

Quick links

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Location coordinates Where is Aurora?

Get accurate weather forecasts for Aurora, located at latitude 41.761 and longitude -88.32. Stay updated with localized weather information tailored for Aurora.

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