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Air quality in Uruguay

Air quality index (AQI⁺) and PM2.5 air pollution in Uruguay • 17:04, Apr 23

Live most polluted city ranking

Real-time Uruguay most polluted city ranking

#CitiesAQI⁺ US
1
The national flag of Uruguay

Montevideo

9

2025 Uruguay most polluted city

Montevideo, Montevideo

55

Live cleanest city ranking

Real-time Uruguay cleanest city ranking

#CitiesAQI⁺ US
1
The national flag of Uruguay

Montevideo

9

2025 Uruguay cleanest city

Montevideo, Montevideo

55

2025 country air quality average

How polluted is Uruguay?

IQAir exclamation icon

PM2.5 concentration is currently 2.3 times the World Health Organization annual PM2.5 guideline value.

2025 AQI⁺ country ranking

Which country had the worst air quality in 2025?

#CountryPopulationAQI⁺ US
1
The national flag of Uruguay

Pakistan

231,402,117

159

2
The national flag of Uruguay

Bangladesh

169,356,251

158

3
The national flag of Uruguay

Tajikistan

9,750,064

152

4
The national flag of Uruguay

Chad

17,179,740

146

5
The national flag of Uruguay

Democratic Republic of the Congo

95,894,118

137

6
The national flag of Uruguay

India

1,407,563,842

134

7
The national flag of Uruguay

Kuwait

4,250,114

126

8
The national flag of Uruguay

Uganda

45,853,778

119

9
The national flag of Uruguay

Egypt

109,262,178

114

10
The national flag of Uruguay

Uzbekistan

34,915,100

107

87
The national flag of Uruguay

Uruguay

3,426,260

55

Worldwide PM2.5 ranking

2025 Uruguay global rank in air pollution

87/143

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Which is the most polluted state in Uruguay?