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 • 07:29, Jul 17

Live most polluted city ranking

Real-time Connaught most polluted city ranking

#	Cities	AQI⁺ US
1	Carrick-On-Shannon	60
2	Claremorris	59
3	Roscommon	59
4	Gaillimh	57
5	Sligo	57
6	Ballinasloe	55
7	Galway	55
8	Athenry	53
9	Castlebar	53
10	Ballina	51

Live cleanest city ranking

Real-time Connaught cleanest city ranking

#	Cities	AQI⁺ US
1	Westport	40
2	Ballina	51
3	Athenry	53
4	Castlebar	53
5	Ballinasloe	55
6	Galway	55
7	Gaillimh	57
8	Sligo	57
9	Claremorris	59
10	Roscommon	59

Midwest and Northeast US Air Quality Alert

Wildfire Map Spotlight: Elephant Fire, California

Wildfire Map Spotlight: Aspen Acres Fire, Colorado

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