Air Quality in Cardiff, United Kingdom

Windy
8.7°C · 78.4% humidity
8.7°
Feels 3.9°
20
Good
Air quality is satisfactory. Enjoy outdoor activities.
Calibrated model

Nearby Monitoring Stations

AQI Forecast Calibrated
13 1pm
17
18
8 4pm
17
17
17 7pm
17
17
17 10pm
17
17
17 1am
17
17
17 4am
17
17
17 7am
17
17
17 10am
17
17
Station readings
13
17
18
8
CAMS model adj -8
25
12
12
12
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)

11h · 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

PM2.54.73 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?

55
Cardiff Newport Road, United Kingdom
2.3 km
42
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
50
Newport, United Kingdom
19.4 km
82
Newport, United Kingdom
19.4 km
–
Hafod-yr-ynys Hill Roadside
22.5 km
–
Rhondda Mountain Ash
26.6 km

What cities are near Cardiff?

19 Penarth 36 Caerphilly Barry 28 Risca 23 Newport 42 Pontypridd Weston-super-Mare 37 Blackwood 41 Gelligaer 24 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 2026-04-09T16:55 UTC.