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 • 16:18, Aug 06

Live most polluted city ranking

Real-time Connaught most polluted city ranking

#	Cities	AQI⁺ US
1	Castlebar	34
2	Ballina	27
3	Westport	27
4	Claremorris	21
5	Sligo	21
6	Ballinasloe	19
7	Roscommon	18
8	Carrick-On-Shannon	17
9	Galway	17
10	Gaillimh	16

Live cleanest city ranking

Real-time Connaught cleanest city ranking

#	Cities	AQI⁺ US
1	Gaillimh	16
2	Carrick-On-Shannon	17
3	Galway	17
4	Roscommon	18
5	Ballinasloe	19
6	Claremorris	21
7	Sligo	21
8	Ballina	27
9	Westport	27
10	Castlebar	34

Wildfires in Connaught

Real-time information

Active fires

0

Smoke over dense forest.

Wildfire Map Spotlight: British Columbia Wildfires

Wildfire Map Spotlight: Washington wildfires

Wildfire Map Spotlight: Eastern Oregon wildfires

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