Air Quality in Colwyn Bay, United Kingdom
Partly Cloudy
12.6°C · 69.1% humidity
12.6°
Feels 12.6°
33
Good
Air quality is satisfactory. Enjoy outdoor activities.
Calibrated model
Nearby Monitoring Stations
Colwyn Bay's air quality — share it
AQI Forecast
27
1pm
27
27
33
4pm
31
30
29
7pm
36
35
35
10pm
35
34
27
1am
27
27
27
4am
27
27
27
7am
27
27
27
10am
27
25
Air Quality Index Trend
42h · 2 stnColwyn Bay's air quality is shaped by traffic emissions and residential heating. Pollution levels tend to peak during winter months when cold air traps emissions close to ground level.
69.1%
Humidity
21.1 km/h
Wind NW
1029.8 hPa
Pressure
5.9
UV High
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
8.02 µg/m³
PM10
13.7 µg/m³
050100150200300500
What is the weather forecast for Colwyn Bay?
Temperature & Precipitation
PM2.5 Trend
42h · 2 stationsPM2.58.02 µg/m³
✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX5.9
High
What is the 7-day forecast for Colwyn Bay?
09-05
13.1° 9.1°
1.5 mm
09-06
16.7° 10.5°
4.44 mm
09-07
13.8° 11.8°
5.25 mm
09-08
21.3° 10.1°
1.44 mm
09-09
17.4° 7.1°
1.25 mm
09-10
17.5° 13.4°
0.38 mm
09-11
13.2° 7.3°
2.81 mm
Both models agree
Avg diff: 3.6°C
What cities are near Colwyn Bay?
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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 2026-09-05T15:10 UTC.