Toggle navigation
Places
CAQI (Europe)
AQC (Australia)
AQHI (Canada)
AQI (China)
AQI (Netherlands)
AQI (US)
CAQI (Europe)
AQI (UK)
AQI (India)
English
Français
Deutsch
日本語
한국어
简体中文
繁體中文
Europe
United Kingdom
Wales
Treforest
CAQI (Europe)
AQC (Australia)
AQHI (Canada)
AQI (China)
AQI (Netherlands)
AQI (US)
CAQI (Europe)
AQI (UK)
AQI (India)
Treforest
Rhondda Cynon Taff, Wales
2025-03-19 00:00
CAQI (Europe)
Low
Pollutants
|
Pollens
PM10
μg/m³
29
PM2.5
μg/m³
13
Alder
7.2
Birch
3.1
Ragweed
0
Mugwort
0
Olive Tree
0
Grasses
0
Weather
℃
℃
℉
4℃
74%
2 kph
0 of 11
Historical Data
Hourly
Hourly
Daily
CAQI (Europe)
CAQI (Europe)
Allergy Risk
PM10
PM2.5
Alder
Birch
Ragweed
Mugwort
Olive Tree
Grasses
Data Sources
http://uk-air.defra.gov.uk/
http://www.polleninfo.org
Get the App
Scan QR Code
Air Matters
Realtime broadcasting air quality information on your phone for more than 180 countries.
iPhone, iPad
Android
Scan QR Code to Download App
iOS
Google Play
Download APK
Cities Nearby
Treforest
AQI 29
Rhydfelen Central
AQI 29
Pontypridd
AQI 29
Upper Rhydfelen and Glyn-taf
AQI 29
Trallwng
AQI 29
Graig and Pontypridd West
AQI 29
Church Village
AQI 29
Pontypridd Town
AQI 29
Ton-teg
AQI 29
Hawthorn and Lower Rhydfelen
AQI 29
Glyn-coch
AQI 29
Air Matters © 2025