SmogRank / History / December 29, 2024

Most polluted cities on December 29, 2024

2,297 cities ranked by their average PM2.5 over the day; the worst was Bihać, Bosnia and Herzegovina, at 209.0 µg/m³. Each city's own local calendar day.

← Bihać 209.0 µg/m³ 200 µg/m³15 WHO 24-hour guideline
Every city ranked for December 29, 2024, one column each, worst on the left and cleanest on the right; height is PM2.5 in µg/m³. Point at it to read a city; tap to open it.
  1. 1BihaćFederation of B&H, Bosnia and Herzegovina
    28413.9×
  2. 2OpoleOpole Voivodeship, Poland
    27713.5×
  3. 3Dhakalow-cost sensorsDhaka Division, Bangladesh
    26312.5×
  4. 4KolkataWest Bengal, India
    24711.5×
  5. 5Ulan BatorUlaanbaatar, Mongolia
    23410.6×
  6. 6Banja LukaSrpska, Bosnia and Herzegovina
    2249.9×
  7. 7Lahorelow-cost sensorsPunjab, Pakistan
    2139.2×
  8. 8N'DjamenaN’Djaména, Chad
    2068.7×
  9. 9ŻywiecSilesia, Poland
    2028.5×
  10. 10Zagreblow-cost sensorsZagreb, Croatia
    1978.1×
  11. 11Kampalalow-cost sensorsCentral Region, Uganda
    1897.3×
  12. 12DelhiDelhi, India
    1897.3×
  13. 13Kędzierzyn-KoźleOpole Voivodeship, Poland
    1867.1×
  14. 14Islamabadlow-cost sensorsIslamabad, Pakistan
    1856.9×
  15. 15Kathmandulow-cost sensorsBagmati Province, Nepal
    1856.9×
  16. 16MumbaiMaharashtra, India
    1846.9×
  17. 17Bielsko-BialaSilesia, Poland
    1816.5×
  18. 18SarajevoFederation of B&H, Bosnia and Herzegovina
    1806.5×
  19. 19KłodzkoLower Silesia, Poland
    1796.4×
  20. 20Czechowice-DziedziceSilesia, Poland
    1735.8×
  21. 21EsztergomKomárom-Esztergom, Hungary
    1725.7×
  22. 23SallanchesAuvergne-Rhône-Alpes, France
    1715.6×
  23. 24Stodůlkylow-cost sensorsPrague, Czechia
    1675.2×
  24. 25Almatylow-cost sensorsAlmaty, Kazakhstan
    1675.2×
  25. 26SereďTrnava Region, Slovakia
    1675.2×
  26. 27ŁaskŁódź Voivodeship, Poland
    1675.2×
  27. 28NitraNitra Region, Slovakia
    1645.0×
  28. 29RacibórzSilesia, Poland
    1645.0×
  29. 30ZgierzŁódź Voivodeship, Poland
    1634.9×
  30. 31CairoCairo, Egypt
    1634.8×
  31. 32DejCluj County, Romania
    1624.8×
  32. 33Frýdek-MístekMoravian-Silesian Region, Czechia
    1624.7×
  33. 34LučenecBanská Bystrica Region, Slovakia
    1624.7×
  34. 35BaghdadBaghdad, Iraq
    1614.6×
  35. 36Jastrzębie ZdrójSilesia, Poland
    1614.6×
  36. 37LjubljanaLjubljana, Slovenia
    1604.6×
  37. 38ŽilinaŽilina Region, Slovakia
    1604.5×
  38. 39San Tung Chung HangIslands, Hong Kong
    1594.5×
  39. 41RužomberokŽilina Region, Slovakia
    1594.4×
  40. 42KaliszGreater Poland, Poland
    1584.4×
  41. 43KatowiceSilesia, Poland
    1584.3×
  42. 44Jelenia GóraLower Silesia, Poland
    1574.3×
  43. 45PúchovTrenčín Region, Slovakia
    1564.2×
  44. 46PristinaPristina, Kosovo
    1564.2×
  45. 47GuangzhouGuangdong, China
    1564.2×
  46. 48TrenčínTrenčín Region, Slovakia
    1554.1×
  47. 48HavířovMoravian-Silesian Region, Czechia
    1554.1×
  48. 50ZlínZlín, Czechia
    1554.1×
  49. 51PřerovOlomouc Region, Czechia
    1554.0×
  50. 52PezinokBratislava Region, Slovakia
    1544.0×
  51. 53OstravaMoravian-Silesian Region, Czechia
    1543.9×
  52. 54Kinshasalow-cost sensorsKinshasa, Democratic Republic of the Congo
    1533.9×
  53. 55Tuen MunTuen Mun, Hong Kong
    1533.9×
  54. 56TrnavaTrnava Region, Slovakia
    1533.9×
  55. 57GyőrGyőr-Moson-Sopron, Hungary
    1533.9×
  56. 58MartinŽilina Region, Slovakia
    1533.8×
  57. 59Valašské MeziříčíZlín, Czechia
    1523.8×
  58. 60KutnoŁódź Voivodeship, Poland
    1523.8×
  59. 61KomárnoNitra Region, Slovakia
    1523.8×
  60. 62BerounCentral Bohemia, Czechia
    1523.8×
  61. 63CeljeUrban Municipality of Celje, Slovenia
    1523.8×
  62. 64Tin Shui WaiYuen Long, Hong Kong
    1513.7×
  63. 65Sevlievolow-cost sensorsGabrovo, Bulgaria
    1513.7×
  64. 66OlomoucOlomouc Region, Czechia
    1513.7×
  65. 67TrbovljeMunicipality of Trbovlje, Slovenia
    1513.7×
  66. 68KrakówLesser Poland, Poland
    1513.7×
  67. 69FanlingNorth District, Hong Kong
    1493.7×
  68. 69PoznańGreater Poland, Poland
    1493.7×
  69. 71Wan ChaiWan Chai, Hong Kong
    1463.6×
  70. 72PécsBaranya, Hungary
    1463.6×
  71. 72WłocławekKujawsko-Pomorskie, Poland
    1463.6×
  72. 74Debrecenlow-cost sensorsHajdú-Bihar, Hungary
    1443.5×
  73. 75ŁódźŁódź Voivodeship, Poland
    1443.5×
  74. 76ChennaiTamil Nadu, India
    1433.5×
  75. 76HandlováTrenčín Region, Slovakia
    1433.5×
  76. 78PtujUrban Municipality of Ptuj, Slovenia
    1393.4×
  77. 79ShanghaiShanghai, China
    1393.4×
  78. 80DhahranEastern Province, Saudi Arabia
    1373.4×
  79. 80Tai PoTai Po, Hong Kong
    1373.4×
  80. 80Mong KokYau Tsim Mong District, Hong Kong
    1373.4×
  81. 83KranjUrban Municipality of Kranj, Slovenia
    1373.3×
  82. 84DunaújvárosFejér, Hungary
    1353.3×
  83. 85RadomskoŁódź Voivodeship, Poland
    1343.3×
  84. 86Kwai ChungKwai Tsing District, Hong Kong
    1343.2×
  85. 87HyderabadTelangana, India
    1333.2×
  86. 88ShenyangLiaoning, China
    1333.2×
  87. 89Liptovský Mikulᚎilina Region, Slovakia
    1333.2×
  88. 89TepliceÚstí nad Labem Region, Czechia
    1333.2×
  89. 91PraguePrague, Czechia
    1323.2×
  90. 92Tsuen WanTsuen Wan, Hong Kong
    1313.2×
  91. 93DębicaSubcarpathia, Poland
    1313.2×
  92. 94Sham Shui PoSham Shui Po District, Hong Kong
    1303.2×
  93. 95VictoriaCentral and Western, Hong Kong
    1303.1×
  94. 95PartizánskeTrenčín Region, Slovakia
    1303.1×
  95. 95BratislavaBratislava Region, Slovakia
    1303.1×
  96. 98Sha TinSha Tin, Hong Kong
    1293.1×
  97. 99BrnoSouth Moravian, Czechia
    1283.1×
  98. 100ToruńKujawsko-Pomorskie, Poland
    1283.1×
  99. 101Dubailow-cost sensorsDubai, United Arab Emirates
    1273.1×
  100. 102PrievidzaTrenčín Region, Slovakia
    1273.1×
  101. 103ZvolenBanská Bystrica Region, Slovakia
    1263.0×
  102. 104Jurupa ValleyCalifornia, United States
    1263.0×
  103. 105Sau Mau PingKwun Tong District, Hong Kong
    1253.0×
  104. 106OtwockMazovia, Poland
    1253.0×
  105. 106Abidjanlow-cost sensorsAbidjan Autonomous District, Ivory Coast
    1253.0×
  106. 108ŽideniceSouth Moravian, Czechia
    1243.0×
  107. 109Cluj-NapocaCluj County, Romania
    1243.0×
  108. 110České BudějoviceSouth Bohemian Region, Czechia
    1233.0×
  109. 111GyálPest County, Hungary
    1222.9×
  110. 111ZnojmoSouth Moravian, Czechia
    1222.9×
  111. 113LitvínovÚstí nad Labem Region, Czechia
    1212.9×
  112. 114BeijingBeijing, China
    1202.9×
  113. 116OpavaMoravian-Silesian Region, Czechia
    1202.9×
  114. 117ManlleuCatalonia, Spain
    1192.9×
  115. 118CodleaBrașov County, Romania
    1182.8×
  116. 118TarnówLesser Poland, Poland
    1182.8×
  117. 120AntananarivoAnalamanga, Madagascar
    1172.8×
  118. 121KladnoCentral Bohemia, Czechia
    1172.8×
  119. 122AugustówPodlasie, Poland
    1162.8×
  120. 123DziałdowoWarmia-Masuria, Poland
    1162.8×
  121. 124Şabāḩ as SālimMubārak al Kabīr, Kuwait
    1162.8×
  122. 125ČadcaŽilina Region, Slovakia
    1132.7×
  123. 126ŻyrardówMazovia, Poland
    1132.7×
  124. 127AnaheimCalifornia, United States
    1122.7×
  125. 128Accralow-cost sensorsGreater Accra, Ghana
    1122.7×
  126. 129KielceŚwiętokrzyskie, Poland
    1102.6×
  127. 129TřinecMoravian-Silesian Region, Czechia
    1102.6×
  128. 131DushanbeDushanbe, Tajikistan
    1082.6×
  129. 132PrzemyślSubcarpathia, Poland
    1082.6×
  130. 133Nepeanlow-cost sensorsOntario, Canada
    1082.5×
  131. 134KroměřížZlín, Czechia
    1072.5×
  132. 135Romans-sur-IsèreAuvergne-Rhône-Alpes, France
    1072.5×
  133. 136Skarżysko-KamiennaŚwiętokrzyskie, Poland
    1062.5×
  134. 137FengshanTakao, Taiwan
    1052.5×
  135. 138RiversideCalifornia, United States
    1042.5×
  136. 139PilsenPlzeň Region, Czechia
    1042.5×
  137. 140Yerevanlow-cost sensorsYerevan, Armenia
    1042.4×
  138. 140JarosławSubcarpathia, Poland
    1042.4×
  139. 142WrocławLower Silesia, Poland
    1042.4×
  140. 143PrešovPrešov Region, Slovakia
    1032.4×
  141. 144IrapuatoGuanajuato, Mexico
    1022.4×
  142. 145PruszkówMazovia, Poland
    1022.4×
  143. 145PłockMazovia, Poland
    1022.4×
  144. 147AshgabatAshgabat, Turkmenistan
    1012.4×
  145. 147GrazStyria, Austria
    1012.4×
  146. 149Gabrovolow-cost sensorsGabrovo, Bulgaria
    1002.3×
  147. 149MarignaneProvence-Alpes-Côte d'Azur, France
    1002.3×
  148. 151ChaozhouTaiwan, Taiwan
    992.3×
  149. 152Žiar nad HronomBanská Bystrica Region, Slovakia
    992.3×
  150. 152Silao de la VictoriaGuanajuato, Mexico
    992.3×
  151. 154StarachowiceŚwiętokrzyskie, Poland
    992.3×
  152. 154Medina Estateslow-cost sensorsGreater Accra, Ghana
    992.3×
  153. 156RzeszówSubcarpathia, Poland
    982.3×
  154. 157DěčínÚstí nad Labem Region, Czechia
    962.2×
  155. 158Mladá BoleslavCentral Bohemia, Czechia
    962.2×
  156. 159SalorTashkent Region, Uzbekistan
    962.2×
  157. 160WarsawMazovia, Poland
    962.2×
  158. 160Hradec KrálovéHradec Králové Region, Czechia
    962.2×
  159. 162LegionowoMazovia, Poland
    942.2×
  160. 163KazincbarcikaBorsod-Abaúj-Zemplén, Hungary
    942.2×
  161. 163YangonYangon, Myanmar
    942.2×
  162. 165AbasoloGuanajuato, Mexico
    942.1×
  163. 166Molina de SeguraMurcia, Spain
    932.1×
  164. 167Trois-RivièresQuebec, Canada
    932.1×
  165. 169KigaliKigali, Rwanda
    932.1×
  166. 170TraunreutBavaria, Germany
    932.1×
  167. 170MontpellierOccitanie, France
    932.1×
  168. 172Istanbullow-cost sensorsIstanbul, Turkey
    932.1×
  169. 174BadgerAlaska, United States
    922.1×
  170. 175NacimientoBiobio, Chile
    922.1×
  171. 176MielecSubcarpathia, Poland
    922.1×
  172. 177MontréalQuebec, Canada
    912.1×
  173. 178WawerMazovia, Poland
    912.0×
  174. 178Konstancin-JeziornaMazovia, Poland
    912.0×
  175. 178Novo MestoUrban Municipality of Novo Mesto, Slovenia
    912.0×
  176. 181MurciaMurcia, Spain
    912.0×
  177. 182KaohsiungTakao, Taiwan
    912.0×
  178. 183ZhushanTaiwan, Taiwan
    902.0×
  179. 183Winterthurlow-cost sensorsZurich, Switzerland
    902.0×
  180. 185SenecBratislava Region, Slovakia
    902.0×
  181. 186BydgoszczKujawsko-Pomorskie, Poland
    902.0×
  182. 187Rivière-des-Prairies–Pointe-aux-TremblesQuebec, Canada
    902.0×
  183. 188LinzUpper Austria, Austria
    892.0×
  184. 188Banská BystricaBanská Bystrica Region, Slovakia
    892.0×
  185. 190TraunUpper Austria, Austria
    892.0×
  186. 191LaconiaNew Hampshire, United States
    892.0×
  187. 192AnsfeldenUpper Austria, Austria
    892.0×
  188. 192BurghausenBavaria, Germany
    892.0×
  189. 194MiskolcBorsod-Abaúj-Zemplén, Hungary
    881.9×
  190. 195Jacobo HunterArequipa, Peru
    881.9×
  191. 196PułtuskMazovia, Poland
    881.9×
  192. 196MalackyBratislava Region, Slovakia
    881.9×
  193. 196DorvalQuebec, Canada
    881.9×
  194. 199Salon-de-ProvenceProvence-Alpes-Côte d'Azur, France
    881.9×
  195. 199Gatineaulow-cost sensorsQuebec, Canada
    881.9×

Top 200 of 2,297 shown.

Good0–50
Moderate51–100
Sensitive groups101–150
Unhealthy151–200
Very unhealthy201–300
Hazardous301+

The US EPA's Air Quality Index for PM2.5 (2024 breakpoints). Show values as: µg/m³ · US AQI · India AQI · China AQI · European AQI · UK DAQI · Canada AQHI+. About the scales

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SmogRank, most polluted cities, PM2.5, December 29, 2024, smogrank.com/history/2024-12-29 (accessed 2 Oct 2026).

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