Air Quality in Norwalk, United States

Windy
19.9°C · 82.8% humidity
19.9°
Feels 19.9°
41
Good
Air quality is satisfactory. Enjoy outdoor activities.
Calibrated model

Nearby Monitoring Stations

AQI Forecast
27 4am
27
27
41 7am
37
34
32 10am
29
28
27 1pm
26
26
26 4pm
25
25
25 7pm
24
24
24 10pm
24
24
24 1am
24
24
AD 728×90

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

82.8%
Humidity
58.4 km/h
Wind SSW
1012.5 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous
PM2.5
41
9.9 µg/m³
PM10
13
13.7 µg/m³
050100150200300500

Temperature & Precipitation

PM2.59.9 µg/m³ ✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX0.7
Low
AD 300×250
06-09
30.1° 10.4°
0.06 mm
06-10
21.9° 18.3°
7.88 mm
06-11
23.0° 10.4°
06-12
27.0° 18.0°
2.38 mm
06-13
25.4° 21.7°
2.13 mm
06-14
23.1° 15.0°
0.19 mm
06-15
29.8° 20.2°
4.13 mm
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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 2026-06-09T11:44 UTC.