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

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
10.01
Median
5.2
Average
1.7
Low
10.3
High
PM2.5 µg/m³ · Model: 6.25 · Bias: -3.8
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°
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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.