Air Quality in Westport, United States
Windy
26.5°C · 32.5% humidity
26.5°
Feels 26.5°
37
Good
Air quality is satisfactory. Enjoy outdoor activities.
1 station
Nearby Monitoring Stations
Westport's air quality — share it
AQI Forecast
34
6pm
34
54
37
9pm
42
45
48
12am
50
51
52
3am
52
53
53
6am
53
34
27
9am
27
27
27
12pm
34
34
34
3pm
34
34
Air Quality Index Trend
45h · 9 stnWestport's air quality is primarily affected by vehicle emissions and industrial activity. Seasonal wildfire smoke and weather patterns can cause periodic air quality deterioration.
32.5%
Humidity
46.6 km/h
Wind WNW
1010.8 hPa
Pressure
1.4
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
8.9 µg/m³
PM10
27.45 µg/m³
050100150200300500
What is the weather forecast for Westport?
Temperature & Precipitation
PM2.5 Trend
45h · 9 stationsPM2.58.9 µg/m³
✓ WHO
Good
PM1027.45 µg/m³
Good
UV INDEX1.4
Low
Station readings (1 station within 25 km)
8.9
Median
8.9
Average
8.9
Low
8.9
High
PM2.5 µg/m³ · Model: 17.65 · Bias: +8.8
What is the 7-day forecast for Westport?
08-03
26.5° 19.2°
6.94 mm
08-04
36.6° 20.3°
08-05
33.4° 20.3°
0.06 mm
08-06
28.6° 17.3°
08-07
30.4° 20.1°
4.81 mm
08-08
26.1° 20.7°
0.13 mm
08-09
38.1° 21.6°
0.5 mm
Both models agree
Avg diff: 3.4°C
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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 2026-08-08T01:00 UTC.