Air Quality in South Bend, United States

Windy
8.8°C · 67.6% humidity
8.8°
Feels 3.6°
42
Good
Air quality is satisfactory. Enjoy outdoor activities.
3 stations

Nearby Monitoring Stations

AQI Forecast
25 5pm
25
25
42 8pm
36
34
31 11pm
29
28
27 2am
26
25
25 5am
26
25
25 8am
25
24
24 11am
24
24
24 2pm
24
25
AD 728×90

Air Quality Index Trend

43h · 3 stn

South Bend's air quality is primarily affected by vehicle emissions and industrial activity. Seasonal wildfire smoke and weather patterns can cause periodic air quality deterioration. Current PM2.5 concentration in South Bend is 2.0× the WHO annual guideline of 5 µg/m³.

67.6%
Humidity
57.4 km/h
Wind NNW
1026.9 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
42
10.01 µg/m³
PM10
13
13.7 µg/m³
050100150200300500

What is the weather forecast for South Bend?

Temperature & Precipitation

PM2.5 Trend

43h · 3 stations
PM2.510.01 µg/m³ ✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX0.7
Low
AD 300×250
Station readings (3 stations within 25 km)
10.01
Median
5.2
Average
1.7
Low
10.3
High
PM2.5 µg/m³ · Model: 6.25 · Bias: -3.8

What is the 7-day forecast for South Bend?

05-29
25.1° 5.2°
05-30
20.5° 13.7°
05-31
28.3° 10.8°
06-01
30.5° 15.4°
0.06 mm
06-02
21.4° 14.5°
4.31 mm
06-03
27.9° 19.4°
0.81 mm
06-04
22.8° 14.1°
Both models agree Avg diff: 4.1°C

Where are air quality stations near South Bend?

37
Elkhart-Prairie St., Indiana, USA
23.6 km PM2.5: 8.9 µg/m³
32
Elkhart-Prairie St., Indiana, USA
23.6 km PM2.5: 7.7 µg/m³

What cities are near South Bend?

36 Mishawaka 28 Granger 11 Elkhart 11 Goshen 25 La Porte 25 Michigan City 30 Valparaiso 26 Portage 39 Portage 26 Hobart
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Data sources: AQI from ground-level monitoring stations via AQICN. Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-05-29T00:19 UTC.