easeweather.com
South Bend (IN)
Akron (OH)Albuquerque (NM)Alexandria (VA)Anaheim (CA)Anchorage (AK)Arlington (VA)Atlanta (GA)Atlantic City (NJ)Austin (TX)Baltimore (MD)Baton Rouge (LA)Birmingham (AL)Boston (MA)Brooklyn (NY)Buffalo (NY)Cape Coral (FL)Charlotte (NC)Chattanooga (TN)Chicago (IL)Cincinnati (OH)Cleveland (OH)Colorado Springs (CO)Columbus (OH)Corpus Christi (TX)Dallas (TX)Dayton (OH)Denver (CO)Des Moines (IA)Detroit (MI)El Paso (TX)Fairbanks (AK)Fayetteville (NC)Fort Lauderdale (FL)Fort Wayne (IN)Fort Worth (TX)Gatlinburg (TN)Grand Rapids (MI)Harrisburg (PA)Honolulu (HI)Houston (TX)Huntsville (AL)Indianapolis (IN)Jackson (MS)Jacksonville (FL)Juneau (AK)Kansas City (MO)Ketchikan (AK)Key West (FL)Knoxville (TN)Las Vegas (NV)Lexington (KY)Lincoln (NE)Little Rock (AR)Los Angeles (CA)Louisville (KY)Madison (WI)Manhattan (NY)Memphis (TN)Miami (FL)Milwaukee (WI)Minneapolis (MN)Mobile (AL)Montgomery (AL)Nashville (TN)New Orleans (LA)New York City (NY)Newark (NJ)Oklahoma City (OK)Omaha (NE)Orlando (FL)Philadelphia (PA)Phoenix (AZ)Pittsburgh (PA)Portland (OR)Richmond (VA)Riverside (CA)Sacramento (CA)Salt Lake City (UT)San Antonio (TX)San Diego (CA)San Francisco (CA)San Jose (CA)Savannah (GA)Seattle (WA)Sitka (AK)Skagway (AK)
South Bend (IN)
Springfield (MO)St. Louis (MO)St. Petersburg (FL)Tallahassee (FL)Tampa (FL)Toledo (OH)Traverse City (MI)Tulsa (OK)Tyler (TX)Vancouver (WA)Virginia Beach (VA)WashingtonWichita (KS)Winston-Salem (NC) More Locations
United States weather

Weather in South Bend, Indiana for September 2025

Your guide to South Bend weather in September - trends and predictions

    Temperatures

  • Until now, September 2025 in South Bend is cooler than usual, with temperatures averaging 22.5 °F, this is -2.3 °F below the typical seasonal average.

  • The forecast for the coming days of September 2025 predicts a temperature of 30.9 °F , which is warmer than usual.

  • In general, the average temperature in South Bend at the beginning of September is 22.9 °F. As the month progressed, temperatures tended to significantly warm up, reaching an average of 30 °F by the end of September.

    • Rain 🌧️

  • With an average of 3 rainy days, South Bend experiences minimal rainfall in September.

    • More

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

Average dry days
27
Dry days
Average rainy days
3
Rainy days
Average snowy days
0
Snow days
Average temperatures
26°/13°
Temperatures
Average wind speed
19 km/h
Avg max wind
Average humidity
63 %
Avg humidity

South Bend Weather September

Move between months or click on a day
August
October
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
1
Partly cloudy
25°
2
Sunny
25°
3
Sunny
26°
4
Sunny
23°
5
Partly cloudy
24°
6
Light rain shower
19°
7
Patchy rain possible
18°
8
Sunny
21°
9
Sunny
25°
10
Sunny
28°
11
Partly cloudy
29°
12
Sunny
30°
13
Overcast
29°
14
Sunny
30°
15
Sunny
31°
16
Sunny
30°
17
Partly cloudy
28°
18
Sunny
33°
19
Sunny
34°
20
Partly cloudy
29°
21
Patchy rain possible
27°
22
Patchy rain possible
26°
23
Patchy rain possible
29°
24
Sunny
29°
25
Sunny
34°
26
Sunny
35°
27
Sunny
35°
28
Sunny
33°
29
Overcast
23°
30
Overcast
21°

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

Click on a date for more information
August October
Date Weather Temperatures Rain UV More
Sept. 1 Partly cloudy
Partly cloudy
 25° /12° 0 mm 7
Sept. 2 Sunny
Sunny
 25° /10° 0 mm 7
Sept. 3 Sunny
Sunny
 26° /11° 4.4 mm 7
Sept. 4 Sunny
Sunny
 23° /11° 12.6 mm 6
Sept. 5 Partly cloudy
Partly cloudy
 24° /12° 0 mm 6
Sept. 6 Light rain shower
Light rain shower
 19° /11° 2.9 mm 5
Sept. 7 Patchy rain possible
Patchy rain possible
 18° /10° 0 mm 4
Sept. 8 Sunny
Sunny
 21° /6° 0 mm 6
Sept. 9 Sunny
Sunny
 25° /8° 0 mm 6
Sept. 10 Sunny
Sunny
 28° /12° 0 mm 7
Sept. 11 Partly cloudy
Partly cloudy
 29° /14° 0 mm 8
Sept. 12 Sunny
Sunny
 30° /13° 0 mm 7
Sept. 13 Overcast
Overcast
 29° /16° 24.9 mm 7
Sept. 14 Sunny
Sunny
 30° /16° 0 mm 7
Sept. 15 Sunny
Sunny
 31° /12° 0 mm 1.5
Sept. 16 Sunny
Sunny
 30° /12° 0 mm 1.4
Sept. 17 Partly cloudy
Partly cloudy
 28° /15° 0 mm 1.4
Sept. 18 Sunny
Sunny
 33° /16° 0 mm 1.4
Sept. 19 Sunny
Sunny
 34° /16° 0 mm 0
Sept. 20 Partly cloudy
Partly cloudy
 29° /14° 0 mm 6
Sept. 21 Patchy rain possible
Patchy rain possible
 27° /17° 2 mm 5
Sept. 22 Patchy rain possible
Patchy rain possible
 26° /17° 0.4 mm 5
Sept. 23 Patchy rain possible
Patchy rain possible
 29° /17° 0.6 mm 5
Sept. 24 Sunny
Sunny
 29° /14° 0 mm 6
Sept. 25 Sunny
Sunny
 34° /15° 0 mm 6
Sept. 26 Sunny
Sunny
 35° /18° 0 mm 7
Sept. 27 Sunny
Sunny
 35° /18° 0 mm 7
Sept. 28 Sunny
Sunny
 33° /17° 0 mm 6
Sept. 29 Overcast
Overcast
 23° /16° 0 mm 5
Sept. 30 Overcast
Overcast
 21° /18° 0 mm 5
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 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 South Bend during September?
Expect minimal rainfall in South Bend during September, with a total of 17.6 mm over approximately 3 days. This minimal precipitation is unlikely to significantly impact plans.
What are the typical wind conditions in South Bend during September?
The average wind speed in South Bend during September is 19 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 💧

UV exposure in South Bend during September

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

Quick links

More South Bend weather pages
You are here
Location coordinates Where is South Bend?

Get accurate weather forecasts for South Bend, located at latitude 41.683 and longitude -86.25. Stay updated with localized weather information tailored for South Bend.

Found a mistake?
We appreciate your attention to details. Tell us here.