Air Quality in Costa Rica
Live air quality and weather data for 41 cities in Costa Rica. Average AQI is 19 (Good). Most polluted: Nicoya at AQI 25.
San José
Pop. 31,430
25
Nicoya
Pop. 15,313
25
Liberia
Pop. 45,380
24
Cañas
Pop. 20,306
24
Limón
Pop. 63,081
21
Puntarenas
Pop. 35,650
21
San Isidro
Pop. 34,877
21
Turrialba
Pop. 28,955
21
San Rafael Abajo
Pop. 27,419
21
Quesada
Pop. 27,310
21
Chacarita
Pop. 26,354
21
Tejar
Pop. 22,433
21
Guápiles
Pop. 19,092
21
Siquirres
Pop. 18,231
21
Esparza
Pop. 15,575
21
San José
Pop. 335,007
18
San Francisco
Pop. 55,923
18
Alajuela
Pop. 47,494
18
Paraíso
Pop. 39,702
18
Curridabat
Pop. 34,586
18
San Vicente de Moravia
Pop. 34,447
18
San Vicente
Pop. 34,447
18
Purral
Pop. 30,034
18
San Miguel
Pop. 28,827
18
San Pedro
Pop. 27,477
18
Ipís
Pop. 26,669
18
Cartago
Pop. 26,594
18
San Juan
Pop. 26,047
18
Mercedes Norte
Pop. 26,007
18
Guadalupe
Pop. 26,005
18
Aserrí
Pop. 25,874
18
San Rafael
Pop. 25,410
18
San Felipe
Pop. 24,985
18
Patarrá
Pop. 23,983
18
Heredia
Pop. 21,947
18
San Pablo
Pop. 21,662
18
Calle Blancos
Pop. 20,710
18
San Diego
Pop. 16,991
18
Colima
Pop. 15,875
18
San Juan de Dios
Pop. 15,469
18
San Rafael Arriba
Pop. 15,051
18