Air Quality in Duluth, United States
Clear
32.6°C · 31.6% humidity
32.6°
Feels 32.6°
32
Good
Air quality is satisfactory. Enjoy outdoor activities.
2 stations
Nearby Monitoring Stations
Duluth's air quality — share it
AQI Forecast
Calibrated
54
2pm
54
54
32
5pm
45
50
53
8pm
48
50
49
11pm
50
50
50
2am
50
50
51
5am
51
51
51
8am
51
52
51
11am
51
51
Station readings
67
54
67
62
CAMS model
adj +27
27
27
27
27
34
34
34
27
27
25
25
25
24
24
24
24
24
24
24
24
25
24
24
24
Air Quality Index Trend
43h · 1 stnDuluth's air quality is primarily affected by vehicle emissions and industrial activity. Seasonal wildfire smoke and weather patterns can cause periodic air quality deterioration.
31.6%
Humidity
37.7 km/h
Wind NW
1014.9 hPa
Pressure
2.9
UV Moderate
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
7.64 µg/m³
PM10
20.55 µg/m³
050100150200300500
What is the weather forecast for Duluth?
Temperature & Precipitation
PM2.5 Trend
43h · 1 stationPM2.57.64 µg/m³
✓ WHO
Good
PM1020.55 µg/m³
Good
UV INDEX2.9
Moderate
Station readings (2 stations within 25 km)
7.64
Median
10.34
Average
3.8
Low
16.87
High
PM2.5 µg/m³ · Model: 10.0 · Bias: +2.4
What is the 7-day forecast for Duluth?
05-29
36.1° 16.9°
5.5 mm
05-30
32.6° 22.9°
0.06 mm
05-31
33.5° 16.9°
0.81 mm
06-01
32.4° 15.7°
06-02
33.2° 19.8°
06-03
30.5° 24.5°
06-04
30.5° 24.2°
0.06 mm
Both models agree
Avg diff: 4.3°C
Where are air quality stations near Duluth?
34
Gwinnett Tech, Georgia, USA
20
Gwinnett Tech, Georgia, USA
62
Alpharetta, Georgia, USA
4
united-states-of-america-atlanta-park-drive-ne
What cities are near Duluth?
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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 2026-05-29T21:39 UTC.