Air Quality in Iowa City, United States

Cloudy
26.4°C · 75.0% humidity
26.4°
Feels 26.4°
33
Good
Air quality is satisfactory. Enjoy outdoor activities.
1 station

Nearby Monitoring Stations

AQI Forecast
24 1pm
24
24
33 4pm
30
29
27 7pm
26
26
25 10pm
25
25
24 1am
24
24
25 4am
25
34
54 7am
25
25
27 10am
34
54
AD 728×90

Air Quality Index Trend

36h · 2 stn

Iowa City's air quality is primarily affected by vehicle emissions and industrial activity. Seasonal wildfire smoke and weather patterns can cause periodic air quality deterioration.

75.0%
Humidity
23.7 km/h
Wind E
1013.7 hPa
Pressure
12.9
UV Extreme
GoodModerateUSGUnhealthyVery UnhealthyHazardous
PM2.5
33
7.9 µg/m³
PM10
13
13.7 µg/m³
050100150200300500

Temperature & Precipitation

PM2.5 Trend

36h · 2 stations
PM2.57.9 µg/m³ ✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX12.9
Extreme
AD 300×250
7.9
Median
7.9
Average
7.9
Low
7.9
High
PM2.5 µg/m³ · Model: 9.65 · Bias: +1.8
07-21
26.4° 22.5°
2.31 mm
07-22
26.4° 19.5°
1.37 mm
07-23
22.1° 15.3°
9.56 mm
07-24
29.4° 16.9°
0.06 mm
07-25
23.5° 16.3°
1.25 mm
07-26
24.2° 20.7°
1.13 mm
07-27
24.8° 18.9°
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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 2026-07-21T21:30 UTC.