SmogRank / History / December 26, 2024

Most polluted cities on December 26, 2024

2,336 cities ranked by their average PM2.5 over the day; the worst was Lahore, Pakistan, at 298.0 µg/m³. Each city's own local calendar day.

← Lahore 298.0 µg/m³ 200 µg/m³15 WHO 24-hour guideline
Every city ranked for December 26, 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. 1Lahorelow-cost sensorsPunjab, Pakistan
    44519.9×
  2. 2Peshawarlow-cost sensorsKhyber Pakhtunkhwa, Pakistan
    42219.1×
  3. 3DelhiDelhi, India
    28514.0×
  4. 4Dhakalow-cost sensorsDhaka Division, Bangladesh
    2229.8×
  5. 5KolkataWest Bengal, India
    2149.3×
  6. 6Islamabadlow-cost sensorsIslamabad, Pakistan
    2088.9×
  7. 7BaghdadBaghdad, Iraq
    1988.1×
  8. 8DushanbeDushanbe, Tajikistan
    1947.8×
  9. 9ChiguayanteBiobio, Chile
    1937.7×
  10. 10MumbaiMaharashtra, India
    1937.7×
  11. 11Almatylow-cost sensorsAlmaty, Kazakhstan
    1887.2×
  12. 12Kathmandulow-cost sensorsBagmati Province, Nepal
    1846.8×
  13. 13SalorTashkent Region, Uzbekistan
    1796.4×
  14. 14ShanghaiShanghai, China
    1725.7×
  15. 14Banja LukaSrpska, Bosnia and Herzegovina
    1725.7×
  16. 16RacibórzSilesia, Poland
    1725.7×
  17. 17N'DjamenaN’Djaména, Chad
    1715.6×
  18. 18ŻywiecSilesia, Poland
    1695.4×
  19. 19OstravaMoravian-Silesian Region, Czechia
    1655.1×
  20. 20Jastrzębie ZdrójSilesia, Poland
    1655.0×
  21. 21Yerevanlow-cost sensorsYerevan, Armenia
    1645.0×
  22. 22Bielsko-BialaSilesia, Poland
    1644.9×
  23. 23StarachowiceŚwiętokrzyskie, Poland
    1644.9×
  24. 24Frýdek-MístekMoravian-Silesian Region, Czechia
    1624.8×
  25. 25CairoCairo, Egypt
    1624.7×
  26. 26OpoleOpole Voivodeship, Poland
    1624.7×
  27. 27Skarżysko-KamiennaŚwiętokrzyskie, Poland
    1614.7×
  28. 28KielceŚwiętokrzyskie, Poland
    1614.6×
  29. 30TřinecMoravian-Silesian Region, Czechia
    1574.3×
  30. 31OtwockMazovia, Poland
    1574.2×
  31. 32Dubailow-cost sensorsDubai, United Arab Emirates
    1564.2×
  32. 34KłodzkoLower Silesia, Poland
    1554.1×
  33. 35Novi PazarCentral Serbia, Serbia
    1554.1×
  34. 36Czechowice-DziedziceSilesia, Poland
    1544.0×
  35. 37Kędzierzyn-KoźleOpole Voivodeship, Poland
    1544.0×
  36. 38DhahranEastern Province, Saudi Arabia
    1533.9×
  37. 38SalamancaCastille and León, Spain
    1533.9×
  38. 40Stodůlkylow-cost sensorsPrague, Czechia
    1523.8×
  39. 41RadomMazovia, Poland
    1523.8×
  40. 42HavířovMoravian-Silesian Region, Czechia
    1523.8×
  41. 43Abidjanlow-cost sensorsAbidjan Autonomous District, Ivory Coast
    1503.7×
  42. 44ZgierzŁódź Voivodeship, Poland
    1443.5×
  43. 44ValjevoCentral Serbia, Serbia
    1443.5×
  44. 46RadomskoŁódź Voivodeship, Poland
    1433.5×
  45. 47Valašské MeziříčíZlín, Czechia
    1413.4×
  46. 48Kampalalow-cost sensorsCentral Region, Uganda
    1403.4×
  47. 48ColomboWestern Province, Sri Lanka
    1403.4×
  48. 50Jelenia GóraLower Silesia, Poland
    1393.4×
  49. 51Bang NaBangkok, Thailand
    1383.4×
  50. 52GuangzhouGuangdong, China
    1373.3×
  51. 53OpavaMoravian-Silesian Region, Czechia
    1363.3×
  52. 54LublinLublin, Poland
    1323.2×
  53. 54Khlong Sam WaBangkok, Thailand
    1323.2×
  54. 56Accralow-cost sensorsGreater Accra, Ghana
    1313.2×
  55. 57Nong KhaemBangkok, Thailand
    1293.1×
  56. 59KatowiceSilesia, Poland
    1293.1×
  57. 60Şabāḩ as SālimMubārak al Kabīr, Kuwait
    1263.0×
  58. 61KaliszGreater Poland, Poland
    1253.0×
  59. 62ŁaskŁódź Voivodeship, Poland
    1243.0×
  60. 63AntananarivoAnalamanga, Madagascar
    1243.0×
  61. 63Khan Na YaoBangkok, Thailand
    1243.0×
  62. 65DębicaSubcarpathia, Poland
    1233.0×
  63. 65Lat KrabangBangkok, Thailand
    1233.0×
  64. 67Bueng KumBangkok, Thailand
    1233.0×
  65. 68Saphan SungBangkok, Thailand
    1212.9×
  66. 69Lak SiBangkok, Thailand
    1212.9×
  67. 70BakuBaki, Azerbaijan
    1202.9×
  68. 71Nong ChokBangkok, Thailand
    1192.8×
  69. 72BangkokBangkok, Thailand
    1182.8×
  70. 73Ban Samae DamBangkok, Thailand
    1182.8×
  71. 74DejCluj County, Romania
    1162.8×
  72. 75Winterthurlow-cost sensorsZurich, Switzerland
    1152.7×
  73. 76WrocławLower Silesia, Poland
    1142.7×
  74. 77AshgabatAshgabat, Turkmenistan
    1132.7×
  75. 78Rivière-des-Prairies–Pointe-aux-TremblesQuebec, Canada
    1132.7×
  76. 79LazarevacCentral Serbia, Serbia
    1132.7×
  77. 80Ulan BatorUlaanbaatar, Mongolia
    1122.7×
  78. 81Mueang NonthaburiNonthaburi, Thailand
    1122.7×
  79. 81San Tung Chung HangIslands, Hong Kong
    1122.7×
  80. 83ZlínZlín, Czechia
    1112.6×
  81. 84Medina Estateslow-cost sensorsGreater Accra, Ghana
    1102.6×
  82. 85RzeszówSubcarpathia, Poland
    1102.6×
  83. 85AugustówPodlasie, Poland
    1102.6×
  84. 85PřerovOlomouc Region, Czechia
    1102.6×
  85. 88KutnoŁódź Voivodeship, Poland
    1102.6×
  86. 89Ban Khlong PrawetBangkok, Thailand
    1092.6×
  87. 89DrummondvilleQuebec, Canada
    1092.6×
  88. 91WawerMazovia, Poland
    1082.6×
  89. 91GumiGyeongsangbuk-do, South Korea
    1082.6×
  90. 93KazincbarcikaBorsod-Abaúj-Zemplén, Hungary
    1082.6×
  91. 93Wan ChaiWan Chai, Hong Kong
    1082.6×
  92. 95SallanchesAuvergne-Rhône-Alpes, France
    1082.6×
  93. 96Sorel-TracyQuebec, Canada
    1072.5×
  94. 97SarajevoFederation of B&H, Bosnia and Herzegovina
    1062.5×
  95. 98PardubicePardubice Region, Czechia
    1052.5×
  96. 99Bang KapiBangkok, Thailand
    1052.5×
  97. 99BrossardQuebec, Canada
    1052.5×
  98. 99Sai MaiBangkok, Thailand
    1052.5×
  99. 102Romans-sur-IsèreAuvergne-Rhône-Alpes, France
    1052.5×
  100. 104KrakówLesser Poland, Poland
    1032.4×
  101. 105ŻyrardówMazovia, Poland
    1032.4×
  102. 105GimcheonGyeongsangbuk-do, South Korea
    1032.4×
  103. 107MielecSubcarpathia, Poland
    1022.4×
  104. 107NegotinCentral Serbia, Serbia
    1022.4×
  105. 109BerounCentral Bohemia, Czechia
    1022.4×
  106. 110KragujevacCentral Serbia, Serbia
    1012.4×
  107. 110YeongjuGyeongsangbuk-do, South Korea
    1012.4×
  108. 112Trois-RivièresQuebec, Canada
    992.3×
  109. 113CeljeUrban Municipality of Celje, Slovenia
    992.3×
  110. 114Bucheon-siGyeonggi-do, South Korea
    982.3×
  111. 115TangjinChungcheongnam-do, South Korea
    982.3×
  112. 116PilsenPlzeň Region, Czechia
    982.3×
  113. 117DěčínÚstí nad Labem Region, Czechia
    982.3×
  114. 118LučenecBanská Bystrica Region, Slovakia
    972.3×
  115. 119PruszkówMazovia, Poland
    972.2×
  116. 120FengshanTakao, Taiwan
    962.2×
  117. 121GwangmyeongGyeonggi-do, South Korea
    962.2×
  118. 122PančevoVojvodina, Serbia
    962.2×
  119. 122ČačakCentral Serbia, Serbia
    962.2×
  120. 124Tuen MunTuen Mun, Hong Kong
    962.2×
  121. 124Zagreblow-cost sensorsZagreb, Croatia
    962.2×
  122. 126Tsuen WanTsuen Wan, Hong Kong
    962.2×
  123. 127NiskoSubcarpathia, Poland
    952.2×
  124. 128NišCentral Serbia, Serbia
    952.2×
  125. 129SangjuGyeongsangbuk-do, South Korea
    952.2×
  126. 130Anyang-siGyeonggi-do, South Korea
    942.2×
  127. 131BoryeongChungcheongnam-do, South Korea
    942.1×
  128. 131SeoulSeoul, South Korea
    942.1×
  129. 131RužomberokŽilina Region, Slovakia
    942.1×
  130. 134ManlleuCatalonia, Spain
    942.1×
  131. 135PirotCentral Serbia, Serbia
    932.1×
  132. 136ChaozhouTaiwan, Taiwan
    932.1×
  133. 136KinzanChungcheongnam-do, South Korea
    932.1×
  134. 136ŁódźŁódź Voivodeship, Poland
    932.1×
  135. 139ĆuprijaCentral Serbia, Serbia
    932.1×
  136. 140Mladá BoleslavCentral Bohemia, Czechia
    932.1×
  137. 140Saint-Jean-sur-RichelieuQuebec, Canada
    932.1×
  138. 142Gimpo-siGyeonggi-do, South Korea
    932.1×
  139. 143ŽilinaŽilina Region, Slovakia
    922.1×
  140. 144TarnówLesser Poland, Poland
    922.1×
  141. 145Yangp'yŏngGyeonggi-do, South Korea
    922.1×
  142. 146KaohsiungTakao, Taiwan
    922.1×
  143. 146Ansan-siGyeonggi-do, South Korea
    922.1×
  144. 146Dún LaoghaireLeinster, Ireland
    922.1×
  145. 149SuwonGyeonggi-do, South Korea
    912.0×
  146. 150IncheonIncheon, South Korea
    912.0×
  147. 151OkcheonNorth Chungcheong, South Korea
    912.0×
  148. 151Guri-siGyeonggi-do, South Korea
    912.0×
  149. 153SeonghwanChungcheongnam-do, South Korea
    912.0×
  150. 153Icheon-siGyeonggi-do, South Korea
    912.0×
  151. 155CodleaBrașov County, Romania
    902.0×
  152. 156JinchengFukien, Taiwan
    902.0×
  153. 156Tin Shui WaiYuen Long, Hong Kong
    902.0×
  154. 156ČadcaŽilina Region, Slovakia
    902.0×
  155. 159HongseongChungcheongnam-do, South Korea
    902.0×
  156. 159MeyzieuAuvergne-Rhône-Alpes, France
    902.0×
  157. 161MarignaneProvence-Alpes-Côte d'Azur, France
    902.0×
  158. 161PoznańGreater Poland, Poland
    902.0×
  159. 163YeongdongNorth Chungcheong, South Korea
    902.0×
  160. 163Seongnam-siGyeonggi-do, South Korea
    902.0×
  161. 165LegionowoMazovia, Poland
    892.0×
  162. 165IrapuatoGuanajuato, Mexico
    892.0×
  163. 167Tai PoTai Po, Hong Kong
    892.0×
  164. 167WŏnjuGangwon-do, South Korea
    892.0×
  165. 169HwadoGyeonggi-do, South Korea
    892.0×
  166. 169WabuGyeonggi-do, South Korea
    892.0×
  167. 169NacimientoBiobio, Chile
    892.0×
  168. 172SremčicaCentral Serbia, Serbia
    892.0×
  169. 172MungyeongGyeongsangbuk-do, South Korea
    892.0×
  170. 174Istanbullow-cost sensorsIstanbul, Turkey
    881.9×
  171. 174PohangGyeongsangbuk-do, South Korea
    881.9×
  172. 176YesanChungcheongnam-do, South Korea
    881.9×
  173. 176KroměřížZlín, Czechia
    881.9×
  174. 178GwangjuGyeonggi-do, South Korea
    881.9×
  175. 178Liptovský Mikulᚎilina Region, Slovakia
    881.9×
  176. 180MontréalQuebec, Canada
    881.9×
  177. 181Goyang-siGyeonggi-do, South Korea
    881.9×
  178. 181LyonAuvergne-Rhône-Alpes, France
    881.9×
  179. 183Uijeongbu-siGyeonggi-do, South Korea
    871.9×
  180. 183CheorwonGangwon-do, South Korea
    871.9×
  181. 183PúchovTrenčín Region, Slovakia
    871.9×
  182. 186ZemunCentral Serbia, Serbia
    871.9×
  183. 186OsanGyeonggi-do, South Korea
    871.9×
  184. 188CheonanChungcheongnam-do, South Korea
    871.9×
  185. 188TepliceÚstí nad Labem Region, Czechia
    871.9×
  186. 190Ganghwa-gunIncheon, South Korea
    871.9×
  187. 191AsanChungcheongnam-do, South Korea
    861.9×
  188. 191ZnojmoSouth Moravian, Czechia
    861.9×
  189. 193GunsanJeollabuk-do, South Korea
    861.9×
  190. 194Hwaseong-siGyeonggi-do, South Korea
    861.9×
  191. 194PraguePrague, Czechia
    861.9×
  192. 196Oconomowoclow-cost sensorsWisconsin, United States
    861.8×
  193. 197Kwai ChungKwai Tsing District, Hong Kong
    851.8×
  194. 198PyeongtaekGyeonggi-do, South Korea
    851.8×
  195. 198ChikuseiIbaraki, Japan
    851.8×
  196. 200WarsawMazovia, Poland
    851.8×

Top 200 of 2,336 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

Not covered: the government monitoring networks of China and Turkey, which publish no terms that let us reuse their readings. Most cities there are missing from this board, not clean. Why.

Use this board

SmogRank, most polluted cities, PM2.5, December 26, 2024, smogrank.com/history/2024-12-26 (accessed 3 Oct 2026).

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