Air quality in Slovenia

Air quality index (AQI⁺) and PM2.5 air pollution in Slovenia • 17:06, Apr 23

Live most polluted city ranking

Real-time Slovenia most polluted city ranking

#	Cities	AQI⁺ US
1	Maribor	46
2	Vrhnika	36
3	Hrastnik	18
4	Ljubljana	17
5	Celje	11

2025 Slovenia most polluted city

Polzela, Polzela

64

Live cleanest city ranking

Real-time Slovenia cleanest city ranking

#	Cities	AQI⁺ US
1	Celje	11
2	Ljubljana	17
3	Hrastnik	18
4	Vrhnika	36
5	Maribor	46

2025 Slovenia cleanest city

Velike Bloke, Bloke

36

2025 country air quality average

How polluted is Slovenia?

PM2.5 concentration is currently 2.5 times the World Health Organization annual PM2.5 guideline value.

2025 AQI⁺ country ranking

Which country had the worst air quality in 2025?

#	Country	Population	AQI⁺ US
1	Pakistan	231,402,117	159
2	Bangladesh	169,356,251	158
3	Tajikistan	9,750,064	152
4	Chad	17,179,740	146
5	Democratic Republic of the Congo	95,894,118	137
6	India	1,407,563,842	134
7	Kuwait	4,250,114	126
8	Uganda	45,853,778	119
9	Egypt	109,262,178	114
10	Uzbekistan	34,915,100	107
83	Slovenia	2,108,079	57

2025 Slovenia global rank in air pollution

83/143

Worldwide PM2.5 ranking

2025 Slovenia global rank in air pollution

83/143

Wildfire engulfs a dense forest

Wildfire Map Spotlight: Pineland Road Fire, Georgia

A man wipes sweat from his face under the scorching sun.

Heatwave Map Spotlight: Northern, Central, and Eastern India

Wildfire Map Spotlight: Brantley Highway 82 Fire, Georgia

globe background

Connect With IQAir

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

GSA contract holder

View Privacy Policy

Privacy Policy© 2026 IQAir. All rights reserved