Choose another country or region to see content specific to your location and shop online.

Air quality in Connaught

Air quality index (AQI⁺) and PM2.5 air pollution in Connaught • 18:09, May 27

Live most polluted city ranking

Real-time Connaught most polluted city ranking

#	Cities	AQI⁺ US
1	Claremorris	53
2	Gaillimh	53
3	Sligo	53
4	Ballina	52
5	Carrick-On-Shannon	52
6	Roscommon	51
7	Castlebar	49
8	Galway	43
9	Athenry	27
10	Westport	4

Live cleanest city ranking

Real-time Connaught cleanest city ranking

#	Cities	AQI⁺ US
1	Westport	4
2	Athenry	27
3	Galway	43
4	Castlebar	49
5	Roscommon	51
6	Ballina	52
7	Carrick-On-Shannon	52
8	Claremorris	53
9	Gaillimh	53
10	Sligo	53

First, second, and thirdhand smoke explained: Why it lingers and spreads

Air Quality Alert: Chemical Incident in Garden Grove, California

Heatwave Map Spotlight: South Asia

Which is the most polluted city in Connaught?

globe background

Connect With IQAir

Get exclusive articles, product updates, tips, and occasional offers delivered to your inbox. You can unsubscribe at any time.

View Privacy Policy

Privacy Policy© 2026 IQAir. All rights reserved