Air Quality in Cardiff, United Kingdom

Windy
8.7°C · 78.4% humidity
8.7°
Feels 3.9°
8
Good
Air quality is satisfactory. Enjoy outdoor activities.
Calibrated model

Nearby Monitoring Stations

AQI Forecast Calibrated
17 2pm
18
8
8 5pm
18
18
18 8pm
18
18
18 11pm
18
18
18 2am
18
18
18 5am
18
18
18 8am
18
18
18 11am
18
18
Station readings
17
18
8
8
CAMS model adj -7
12
12
12
25
25
25
25
25
25
25
25
25
25
25
25
25
25
25
25
25
25
25
25
25
AD 728×90

PM2.5 Trend (24h)

12h · 1 station
78.4%
Humidity
46.1 km/h
Wind W
1012.5 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous

What is the weather forecast for Cardiff?

Temperature & Precipitation

PM2.51.77 µg/m³ ✓ WHO
Good
PM1020.55 µg/m³
Good
UV INDEX0.7
Low
AD 300×250

What is the 7-day forecast for Cardiff?

04-09
9.8° 3.7°
2.06 mm
04-10
9.3° 4.6°
2.0 mm
04-11
9.1° 1.3°
4.87 mm
04-12
8.4° 4.5°
12.0 mm
04-13
10.2° 6.5°
6.25 mm
04-14
11.2° 5.3°
04-15
11.4° 6.9°
0.81 mm
Both models agree Avg diff: 2.2°C

Where are air quality stations near Cardiff?

34
Cardiff Centre, United Kingdom
0.3 km
42
Cardiff Newport Road, United Kingdom
2.3 km
34
Cardiff Newport Road, United Kingdom
2.3 km
24
Caerphilly White Street, United Kingdom
10.8 km
30
Caerphilly White Street, United Kingdom
10.8 km
–
Nantgarw Road
11.2 km
–
Caerphilly Islwyn Road Wattsville
15.3 km
82
Newport, United Kingdom
19.4 km
55
Newport, United Kingdom
19.4 km
–
Hafod-yr-ynys Hill Roadside
22.5 km

What cities are near Cardiff?

8 Penarth 20 Caerphilly Barry 19 Risca 18 Newport 15 Pontypridd Weston-super-Mare 20 Blackwood 21 Gelligaer 18 Cwmbran

Data sources: AQI from ground-level monitoring stations via AQICN. Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-04-09T17:33 UTC.