Air Quality in Wilton, United States

Rain
16.0°C · 97.6% humidity
16.0°
Feels 16.0°
34
Good
Air quality is satisfactory. Enjoy outdoor activities.
2 stations

Nearby Monitoring Stations

AQI Forecast
54 2pm
54
54
34 5pm
34
34
27 8pm
34
34
34 11pm
27
27
25 2am
27
25
25 5am
25
25
25 8am
25
25
27 11am
27
27
AD 728×90

Air Quality Index Trend

48h · 5 stn

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

97.6%
Humidity
41.8 km/h
Wind N
1013.6 hPa
Pressure
4.4
UV Moderate
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
34
8.18 µg/m³
PM10
19
20.55 µg/m³
050100150200300500

What is the weather forecast for Wilton?

Temperature & Precipitation

PM2.5 Trend

48h · 5 stations
PM2.58.18 µg/m³ ✓ WHO
Good
PM1020.55 µg/m³
Good
UV INDEX4.4
Moderate
AD 300×250
Station readings (2 stations within 25 km)
8.18
Median
8.3
Average
7.2
Low
9.4
High
PM2.5 µg/m³ · Model: 8.2 · Bias: +0.0

What is the 7-day forecast for Wilton?

07-21
25.1° 17.0°
9.0 mm
07-22
21.8° 14.7°
24.31 mm
07-23
28.1° 15.9°
8.31 mm
07-24
24.4° 15.0°
5.81 mm
07-25
32.7° 20.0°
5.25 mm
07-26
22.1° 17.3°
3.75 mm
07-27
27.0° 20.2°
1.25 mm
Both models agree Avg diff: 3.0°C

Where are air quality stations near Wilton?

38
Bridgeport, Connecticut, USA
20.5 km PM2.5: 9.1 µg/m³
35
Danbury, Connecticut, USA
22.9 km PM2.5: 8.4 µg/m³
14
Danbury, Connecticut, USA
22.9 km PM2.5: 3.4 µg/m³

What cities are near Wilton?

35 New Canaan 30 Westport 30 Norwalk 30 East Norwalk 47 North Stamford 33 Darien 33 Stamford 30 Trumbull 30 Bridgeport 39 Danbury
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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 2026-07-21T21:27 UTC.