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2018 World air quality report
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Rank | City | 2017 AVG | 2018 AVG | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
2101 | ![]() Harlington, United Kingdom | 9.7 | 9.5 | 8.8 | 9.7 | 11.8 | 11.2 | 13.5 | 8.6 | 8.6 | 4.9 | 5.5 | 7.9 | 13 | 8.5 |
2102 | ![]() Thompson Falls, USA | - | 9.5 | 7.8 | 7.6 | 6 | 7.8 | 5 | 3 | 6.6 | 25.9 | 5.7 | 8.6 | 20.9 | 8.2 |
2103 | ![]() Cockburn, Australia | - | 9.4 | - | - | 9.2 | 6.7 | 15.3 | 9.6 | - | 7 | 7.7 | 7.9 | 11.1 | 8.7 |
2104 | ![]() McCalla, USA | 9.3 | 9.4 | 8.1 | 7.6 | 8.6 | 8.8 | 11.4 | 12.3 | 10.8 | 10.8 | 8.2 | 8.8 | 6.2 | - |
2105 | ![]() Corpus Christi, USA | 8.7 | 9.4 | 5.9 | 7.6 | 10 | 8 | 10.6 | 14.3 | 18.1 | 11.2 | 6.2 | 7.2 | 6.8 | 6.6 |
2106 | ![]() Louisville, USA | 8.8 | 9.4 | 9.4 | 8.6 | 7.1 | 6.3 | 9.4 | 9.8 | 10.8 | 11.7 | 7.2 | 7.8 | 13.1 | 11.8 |
2107 | ![]() Sumoto, Japan | 9.3 | 9.4 | 7.8 | 10.7 | 12.1 | 12.2 | 10.2 | 8.6 | 11.1 | 8.1 | 7.2 | 8 | 8.9 | 7.6 |
2108 | ![]() Isahaya, Japan | 14.6 | 9.4 | 13.5 | 11.5 | 12.2 | 15 | 8.7 | 6.6 | 7.3 | 5.5 | 5 | 7.7 | 11.3 | 8.6 |
2109 | ![]() New Orleans, USA | 9.5 | 9.4 | 7.3 | 7.5 | 8.9 | 8.3 | 9.5 | 11.4 | 14.8 | 13.2 | 9.7 | 8.9 | 8.6 | 5.3 |
2110 | ![]() Battipaglia, Italy | 9.7 | 9.4 | - | - | 9.5 | 9.4 | 10.8 | 7.2 | 9.8 | 10.2 | 8.3 | 7.4 | 6.5 | 13.2 |
2111 | ![]() Chicago, USA | 6.7 | 9.4 | 5.8 | 8.9 | 6.7 | 7 | 9.1 | 9 | 9.1 | 15.7 | 9.6 | 9 | 9.7 | 12.2 |
2112 | ![]() Miura, Japan | 8.9 | 9.4 | 7.2 | 8.4 | 10.1 | 11.8 | 9.7 | 8.1 | 9.9 | 10.4 | 8.9 | - | - | 8.2 |
2113 | ![]() Huntsville, USA | 9.4 | 9.4 | 7.1 | 7.4 | 9.1 | 8.9 | 12 | 11.4 | 12.2 | 12.9 | 8.3 | 8.7 | 7.9 | 7.6 |
2114 | ![]() Minamiuonuma, Japan | 9.9 | 9.4 | 8.3 | 9.6 | 11.2 | 13.9 | 12.3 | 11 | 12.7 | 7.2 | 6 | 7.1 | 7.2 | 5.5 |
2115 | ![]() Oyabe, Japan | 8.9 | 9.4 | 6.6 | 9.4 | 12.4 | 14.2 | 12.1 | 10.7 | 12.2 | 7.2 | 6.4 | 7.4 | 7.3 | 5.8 |
2116 | ![]() Hitachinaka, Japan | 8.9 | 9.4 | 7.4 | 9.2 | 11.7 | 12.3 | 11.4 | 7.9 | 11.2 | 9.6 | 5.7 | 7.4 | 8.8 | 8.2 |
2117 | ![]() Ashburton, New Zealand | 11.7 | 9.4 | 5.9 | 4.3 | 5.7 | 8.4 | 11.6 | 15.2 | 16.5 | 12.9 | 10.7 | 7.8 | 5.2 | 5.9 |
2118 | ![]() Shonai, Japan | 9 | 9.4 | 5.8 | 7 | 11.9 | 13.2 | 12.8 | 9.6 | 13.3 | 8 | 7.8 | 7.5 | 6.5 | 4.7 |
2119 | ![]() Saint-Chamond, France | 11 | 9.4 | 8 | 17.5 | 7.5 | 6.2 | 8.8 | 5.5 | 7.8 | 6.6 | 7.1 | 13.3 | 13.2 | 13 |
2120 | ![]() Baytown, USA | 10 | 9.4 | 8.1 | 9.7 | 12.3 | 9.6 | 10.3 | 11.3 | 15.8 | 10.7 | 5.8 | 5.6 | 6.4 | 6.7 |
2121 | ![]() Shibata, Japan | 9 | 9.4 | 7.1 | 9.4 | 12.9 | 14.9 | 12.5 | 10 | 12.3 | 6.7 | 6.1 | 7.2 | 7.3 | 6 |
2122 | ![]() Thousand Oaks, USA | 9.2 | 9.4 | 8.2 | 7.3 | 5.7 | 10.6 | 9 | 11.9 | 10 | 12.5 | 11.2 | 7.6 | 10.7 | 7.4 |
2123 | ![]() Detroit, USA | 9.1 | 9.4 | 9.9 | 8.9 | 8.7 | 8.3 | 10.2 | 10.9 | 11.2 | 11.5 | 9 | 7.6 | 8.2 | 9.2 |
2124 | ![]() Little Rock, USA | 9.6 | 9.4 | 7.5 | 6.9 | 9 | 7.9 | 10.5 | 10.6 | 15.8 | 12.3 | 9 | 7.4 | 7.8 | 7.7 |
2125 | ![]() Allentown, USA | 9 | 9.3 | 14.9 | 11.8 | 8.5 | 8.9 | 8.6 | 7.8 | 8.9 | 9.5 | 3.6 | 3.7 | 7.6 | 11.7 |
2126 | ![]() Shingu, Japan | 9.4 | 9.3 | 6.9 | 9.3 | 10.9 | 12.8 | 10.7 | 7.5 | 12.3 | 10.8 | 7.8 | 7.7 | 7.3 | 7 |
2127 | ![]() Sault Ste. Marie, USA | 7.7 | 9.3 | 8.6 | 11.2 | 11 | 8.7 | 10.7 | 8.8 | 11.9 | 10.3 | 4.1 | 4 | 7.6 | 10.4 |
2128 | ![]() Midlothian, USA | 9.2 | 9.3 | 7 | 8.1 | 9.1 | 8.7 | 10.3 | 11.8 | 17.8 | 12.5 | 9.1 | 5.7 | 6 | 6 |
2129 | ![]() Philadelphia, USA | 9.6 | 9.3 | 10.9 | 10.9 | 6.8 | 7.6 | 9.8 | 12.3 | 9.9 | 10.6 | 6.5 | 8.2 | 8.6 | 10 |
2130 | ![]() Lebanon, USA | 12.5 | 9.3 | 14.2 | 10.8 | - | 6.8 | 9.8 | 8.7 | 9.7 | 10 | 7 | 6.8 | 7.5 | 10.5 |
2131 | ![]() Wilder, USA | 10.1 | 9.3 | 8.8 | - | - | - | - | - | 9.1 | 11.1 | 6.9 | 7.4 | 11.7 | 10.5 |
2132 | ![]() Reading, United Kingdom | 9.3 | 9.3 | 9.9 | 9.5 | 12.8 | 11.4 | 14.4 | 7.9 | 8.2 | 4.8 | 6.1 | 6.8 | 11.2 | 9.2 |
2133 | ![]() New Paris, USA | 8 | 9.3 | 8.5 | 10.1 | 6.7 | 7.4 | 11.2 | 10.4 | 10.9 | 11.9 | 7.4 | 7.6 | 10.1 | 9.8 |
2134 | ![]() Warner Robins, USA | 9.6 | 9.3 | 8.6 | 7.2 | 16.2 | 9 | 9.8 | 10 | 10.1 | 9.4 | 7.3 | 8.7 | 7.7 | 8.6 |
2135 | ![]() Belau, Germany | 9.4 | 9.3 | 10 | 14.3 | 17.3 | 16.7 | 9 | 5.5 | 5.6 | 4.5 | 4.5 | 8.7 | 13 | 7.4 |
2136 | ![]() Leavenworth, USA | 8.4 | 9.3 | 10 | 6.3 | 4.6 | 2.8 | 3.6 | 2.5 | 6 | 37.3 | 5.3 | 8.4 | 13.3 | 10.7 |
2137 | ![]() Niimi, Japan | 9.1 | 9.3 | 7.4 | 8.9 | 11.3 | 14.7 | 12.3 | 10.9 | 11.6 | 7 | 6 | 6.9 | 7.9 | 6.4 |
2138 | ![]() New Norfolk, Australia | 11.2 | 9.3 | 2.7 | 2.4 | 3 | 8.7 | 14.1 | 20.1 | 19.8 | 16 | 9.1 | 4.5 | 2.4 | 2.2 |
2139 | ![]() Calamba, Philippines | - | 9.3 | 11.3 | 14.8 | 12.5 | 10.4 | 11.2 | 15.4 | 12.9 | 7.2 | 4.8 | 5.5 | 2.9 | 2.8 |
2140 | ![]() Vannes, France | 9.6 | 9.3 | 8 | 12.3 | 8.7 | 8.8 | 11.5 | 8.8 | 7.5 | 5.6 | 6 | 8 | 13.6 | 13.1 |
2141 | ![]() Altay, China | 12.6 | 9.3 | 19.4 | 15.6 | 9.4 | 6.5 | 7.6 | 9.1 | 7.8 | 7 | 7.8 | 6.3 | 6.6 | 8.3 |
2142 | ![]() Oural, Spain | 11.6 | 9.3 | 8.2 | 10.1 | 6.7 | 9.3 | 12.4 | 8.4 | 10.4 | 9.8 | 8.6 | - | - | - |
2143 | ![]() Nasukarasuyama, Japan | 9.5 | 9.3 | 7 | 7.8 | 10.2 | 11.8 | 11.4 | 10.3 | 13.3 | 10.1 | 6.8 | 6.6 | 7.3 | 7.4 |
2144 | ![]() Taitung, Taiwan | 9.3 | 9.3 | 9.6 | 10.5 | 11.7 | 11.3 | 9.9 | 9.2 | 8.7 | 8.2 | 7.3 | 9.8 | 7.3 | 7.9 |
2145 | ![]() Saint-Germain-sur-Rhone, France | 9.5 | 9.3 | 8.5 | 15.9 | 10 | 8.9 | 8.5 | 6.3 | 8.6 | 7.4 | 7.2 | 10.8 | 11.2 | 10 |
2146 | ![]() Vaestra Hagen, Sweden | 3.3 | 9.3 | - | - | 9.1 | 12.6 | 10.4 | 6.2 | 8.3 | 6 | 8.5 | 11.6 | 12.1 | 8.5 |
2147 | ![]() Preston, United Kingdom | 8.7 | 9.3 | 9.3 | 10.1 | 12.4 | 11 | 12.1 | 7.5 | 7.6 | 6.6 | 6 | 7.3 | 12.1 | 10.5 |
2148 | ![]() Crestline, USA | 11.4 | 9.3 | 9.6 | 8.4 | 6.9 | 10.5 | 9 | 10.5 | 11.8 | 12.8 | 7.5 | 6.9 | 9 | 8.3 |
2149 | ![]() Palmela, Portugal | 13.5 | 9.3 | 7 | 7.7 | 5.3 | 8.7 | 10.6 | 8.8 | 13.1 | 14.5 | 12 | 9.4 | 4.9 | 9.8 |
2150 | ![]() Perth, Australia | 9.7 | 9.3 | 3 | 1.7 | 2.1 | 11 | 14.3 | 27.5 | 16 | 14.4 | 6.9 | 4.2 | 2 | 1.8 |