Air Quality in Danbury, United States

Clear
25.9°C · 32.9% humidity
25.9°
Feels 25.9°
45
Good
Air quality is satisfactory. Enjoy outdoor activities.
Model forecast

Nearby Monitoring Stations

AQI Forecast
34 4pm
34
34
45 7pm
62
60
58 10pm
57
56
55 1am
55
35
35 4am
54
54
34 7am
34
27
27 10am
27
27
34 1pm
34
34
AD 728×90

Air Quality Index Trend

46h · 7 stn

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

32.9%
Humidity
35.5 km/h
Wind WNW
1010.7 hPa
Pressure
1.4
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
45
10.85 µg/m³
PM10
19
20.55 µg/m³
050100150200300500

What is the weather forecast for Danbury?

Temperature & Precipitation

PM2.5 Trend

46h · 7 stations
PM2.510.85 µg/m³ ✓ WHO
Good
PM1020.55 µg/m³
Good
UV INDEX1.4
Low
AD 300×250

What is the 7-day forecast for Danbury?

08-03
25.9° 18.4°
3.38 mm
08-04
36.1° 18.8°
08-05
32.4° 19.5°
0.56 mm
08-06
28.5° 15.5°
08-07
30.6° 19.7°
5.75 mm
08-08
26.7° 19.3°
0.06 mm
08-09
37.2° 20.1°
0.13 mm
Both models agree Avg diff: 3.7°C

Where are air quality stations near Danbury?

42
Mt. Ninham, New York, USA
22.4 km PM2.5: 10.1 µg/m³
39
Bridgeport, Connecticut, USA
32.9 km PM2.5: 9.4 µg/m³
37
Bridgeport, Connecticut, USA
32.9 km PM2.5: 8.9 µg/m³

What cities are near Danbury?

37 Wilton 27 Southbury 37 Trumbull 63 New Canaan 37 Westport 54 North Stamford 37 Norwalk 37 Shelton 27 Seymour 32 Ansonia
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Data sources: Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-08-07T23:56 UTC.