South Bend (IN)
September
Weather in South Bend, Indiana for September 2027
Your guide to South Bend weather in September - trends and predictions
In general, the average temperature in South Bend at the beginning of September is 25.8 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 22.3 °C by the end of September.
South Bend experiences moderate rainfall in September, with an average of 6 rainy days and a total precipitation of 117.3 mm.
Is September a good time to visit South Bend? check out the best time to travel to South Bend page.
✨ Is September a good time to visit South Bend? – Ask the AI Weatherman
Temperatures
Rain 🌧️
More
24
Dry days
6
Rainy days
0
Snow days
25°/14°
Temperatures
17 km/h
Avg max wind
70 %
Avg humidity
South Bend Weather September
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Temperatures trend during September in South Bend
See the weather trend as well as the moving average line
September weather in South Bend day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Sept. 1 |  Sunny | 28° /16° | 0.8 mm | 6 | |
| Sept. 2 | Sunny | 28° /14° | 0 mm | 7 | |
| Sept. 3 |  Light rain | 29° /15° | 3.2 mm | 7 | |
| Sept. 4 | Light rain | 27° /15° | 8.4 mm | 6 | |
| Sept. 5 |  Partly cloudy | 26° /15° | 0 mm | 6 | |
| Sept. 6 |  Light rain shower | 22° /13° | 1.9 mm | 5 | |
| Sept. 7 | Patchy rain possible | 21° /11° | 0 mm | 5 | |
| Sept. 8 | Sunny | 23° /9° | 0 mm | 4 | |
| Sept. 9 |  Moderate rain | 25° /12° | 12.4 mm | 4 | |
| Sept. 10 |  Overcast | 27° /14° | 0 mm | 5 | |
| Sept. 11 | Partly cloudy | 28° /13° | 0 mm | 7 | |
| Sept. 12 | Sunny | 30° /14° | 0.1 mm | 7 | |
| Sept. 13 | Moderate rain | 26° /15° | 16.7 mm | 6 | |
| Sept. 14 | Sunny | 27° /14° | 0 mm | 6 | |
| Sept. 15 | Light rain | 31° /16° | 7.7 mm | 6 | |
| Sept. 16 | Moderate rain | 28° /16° | 11.3 mm | 5 | |
| Sept. 17 | Light rain | 27° /14° | 7.1 mm | 4 | |
| Sept. 18 |  Fog | 27° /14° | 0 mm | 6 | |
| Sept. 19 | Light rain | 27° /15° | 6.3 mm | 5 | |
| Sept. 20 | Light rain | 25° /15° | 8.7 mm | 4 | |
| Sept. 21 | Moderate rain | 21° /13° | 15.5 mm | 4 | |
| Sept. 22 | Light rain | 21° /13° | 7.6 mm | 4 | |
| Sept. 23 | Overcast | 22° /15° | 0.9 mm | 4 | |
| Sept. 24 | Light rain | 20° /15° | 2.8 mm | 4 | |
| Sept. 25 | Patchy rain possible | 20° /13° | 1.1 mm | 4 | |
| Sept. 26 | Mist | 22° /8° | 0 mm | 5 | |
| Sept. 27 | Overcast | 24° /11° | 0 mm | 5.6 | |
| Sept. 28 | Overcast | 23° /13° | 0 mm | 5 | |
| Sept. 29 | Overcast | 25° /13° | 0 mm | 5 | |
| Sept. 30 | Light rain | 22° /15° | 4.7 mm | 4 | |
| Next | |||||
Important Notice
Our weather forecast for South Bend 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 South Bend forecast closer to your planned date for the most up-to-date weather information.
Change Month
South Bend in September - FAQ
What are the expected maximum and minimum temperatures in South Bend during September?
Enjoy moderate daytime temperatures of up to 25° and cooler nights around 14°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in South Bend during September?
Significant rainfall exceeding 117.3 mm is expected in South Bend during September, occurring over more than 6 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in South Bend during September?
The average wind speed in South Bend during September is 17 km/h, suggesting breezy to windy conditions, depending on your activities.
September rainfall patterns in South Bend
Explore the daily rainfall trends and prepare for South Bends September weather 💧
Typically, South Bend has 6 rainy days in September with a total of 117.3 mm of rainfall.
UV exposure in South Bend during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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