SmogRank / History / December 24, 2023

Most polluted cities on December 24, 2023

1,875 cities ranked by their average PM2.5 over the day; the worst was Lahore, Pakistan, at 480.0 µg/m³. Each city's own local calendar day.

Bad-air episodes during December 24, 2023. All episodes.

← Lahore 480.0 µg/m³ 400 µg/m³15 WHO 24-hour guideline
Every city ranked for December 24, 2023, 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
    500+32.0×
  2. 2DelhiDelhi, India
    40618.5×
  3. 3Dhakalow-cost sensorsDhaka Division, Bangladesh
    25512.0×
  4. 4KolkataWest Bengal, India
    25011.7×
  5. 5Ulan BatorUlaanbaatar, Mongolia
    24811.5×
  6. 6Peshawarlow-cost sensorsKhyber Pakhtunkhwa, Pakistan
    23610.7×
  7. 7Islamabadlow-cost sensorsIslamabad, Pakistan
    2229.8×
  8. 8HyderabadTelangana, India
    2189.5×
  9. 9Banja LukaSrpska, Bosnia and Herzegovina
    2018.4×
  10. 10ShenyangLiaoning, China
    1978.1×
  11. 11N'DjamenaN’Djaména, Chad
    1917.5×
  12. 12NišCentral Serbia, Serbia
    1867.0×
  13. 13Abujalow-cost sensorsFCT, Nigeria
    1846.9×
  14. 14MumbaiMaharashtra, India
    1816.5×
  15. 15SkopjeGrad Skopje, North Macedonia
    1786.3×
  16. 16Lagoslow-cost sensorsLagos, Nigeria
    1786.2×
  17. 17KavadarciKavadarci, North Macedonia
    1685.3×
  18. 18Kathmandulow-cost sensorsBagmati Province, Nepal
    1675.3×
  19. 19HanoiHanoi, Vietnam
    1644.9×
  20. 20ChennaiTamil Nadu, India
    1634.8×
  21. 21VelesVeles, North Macedonia
    1624.7×
  22. 22JakartaJakarta, Indonesia
    1604.5×
  23. 23IlindenIlinden, North Macedonia
    1533.9×
  24. 24ManlleuCatalonia, Spain
    1523.8×
  25. 25Karachilow-cost sensorsSindh, Pakistan
    1523.8×
  26. 26TetovoTetovo, North Macedonia
    1523.8×
  27. 27CholulaPuebla, Mexico
    1513.7×
  28. 28CapannoriTuscany, Italy
    1343.3×
  29. 29ThessaloníkiCentral Macedonia, Greece
    1333.2×
  30. 30Şabāḩ as SālimMubārak al Kabīr, Kuwait
    1263.1×
  31. 31SalamancaCastille and León, Spain
    1263.0×
  32. 32SarajevoFederation of B&H, Bosnia and Herzegovina
    1243.0×
  33. 33SalorTashkent Region, Uzbekistan
    1222.9×
  34. 33AmoraSetúbal, Portugal
    1222.9×
  35. 35KochaniKochani, North Macedonia
    1212.9×
  36. 36MexicaliBaja California, Mexico
    1172.8×
  37. 37BelgradeCentral Serbia, Serbia
    1142.7×
  38. 38Kampalalow-cost sensorsCentral Region, Uganda
    1112.6×
  39. 39BeijingBeijing, China
    1102.6×
  40. 40AlgiersAlgiers, Algeria
    1092.6×
  41. 40Zacatepec de HidalgoMorelos, Mexico
    1092.6×
  42. 40Ciudad Benito JuárezNuevo León, Mexico
    1092.6×
  43. 43CalexicoCalifornia, United States
    1082.5×
  44. 44Guatemala CityGuatemala, Guatemala
    1052.5×
  45. 45Spišská Nová VesKošice Region, Slovakia
    1042.5×
  46. 46San Salvador TizatlalliMéxico, Mexico
    1032.4×
  47. 47Novi SadVojvodina, Serbia
    1022.4×
  48. 48MurciaMurcia, Spain
    1022.4×
  49. 49SevillaAndalusia, Spain
    1022.4×
  50. 50Samut SakhonSamut Sakhon, Thailand
    1002.4×
  51. 50San Martin Texmelucan de LabastidaPuebla, Mexico
    1002.4×
  52. 52ComptonCalifornia, United States
    992.3×
  53. 53RužomberokŽilina Region, Slovakia
    992.3×
  54. 54KigaliKigali, Rwanda
    992.3×
  55. 55BangkokBangkok, Thailand
    992.3×
  56. 56Mueang NonthaburiNonthaburi, Thailand
    982.3×
  57. 56PhoenixArizona, United States
    982.3×
  58. 58PátraWest Greece, Greece
    972.3×
  59. 59TolucaMéxico, Mexico
    972.2×
  60. 60Bang Bo DistrictSamut Prakan, Thailand
    962.2×
  61. 61ColomboWestern Province, Sri Lanka
    962.2×
  62. 62Tuen MunTuen Mun, Hong Kong
    952.2×
  63. 63MesaArizona, United States
    942.1×
  64. 63MaderaCalifornia, United States
    942.1×
  65. 65MinatitlánVeracruz, Mexico
    932.1×
  66. 65GlendaleArizona, United States
    932.1×
  67. 65FresnoCalifornia, United States
    932.1×
  68. 68Mixquiahuala de JuárezHidalgo, Mexico
    922.1×
  69. 69Wan ChaiWan Chai, Hong Kong
    912.1×
  70. 70OurenseGalicia, Spain
    912.0×
  71. 71WolfsbergCarinthia, Austria
    912.0×
  72. 72Phra PradaengSamut Prakan, Thailand
    892.0×
  73. 72BailénAndalusia, Spain
    892.0×
  74. 74PueblaPuebla, Mexico
    892.0×
  75. 75DushanbeDushanbe, Tajikistan
    881.9×
  76. 76Tin Shui WaiYuen Long, Hong Kong
    881.9×
  77. 76ValdemoroMadrid, Spain
    881.9×
  78. 76TijuanaBaja California, Mexico
    881.9×
  79. 76StocktonCalifornia, United States
    881.9×
  80. 80Khlong LuangPathum Thani, Thailand
    871.9×
  81. 81Nong KhaemBangkok, Thailand
    871.9×
  82. 81East RidgeTennessee, United States
    871.9×
  83. 83Nakhon PathomNakhon Pathom, Thailand
    861.9×
  84. 84Arden-ArcadeCalifornia, United States
    861.9×
  85. 85Samut PrakanSamut Prakan, Thailand
    851.8×
  86. 85ToledoOhio, United States
    851.8×
  87. 87DanburyConnecticut, United States
    851.8×
  88. 88BensalemPennsylvania, United States
    851.8×
  89. 89MercedCalifornia, United States
    841.8×
  90. 90Santa CatarinaNuevo León, Mexico
    841.8×
  91. 90St. CatharinesOntario, Canada
    841.8×
  92. 92VolosThessaly, Greece
    841.8×
  93. 93TurlockCalifornia, United States
    831.8×
  94. 94CacémLisbon, Portugal
    831.8×
  95. 95Ciudad ApodacaNuevo León, Mexico
    831.7×
  96. 96Ciudad General EscobedoNuevo León, Mexico
    821.7×
  97. 97GuangzhouGuangdong, China
    821.7×
  98. 98San Andrés TuxtlaVeracruz, Mexico
    811.7×
  99. 99MonterreyNuevo León, Mexico
    811.7×
  100. 100Cluj-NapocaCluj County, Romania
    801.6×
  101. 100ClevelandOhio, United States
    801.6×
  102. 100Jurupa ValleyCalifornia, United States
    801.6×
  103. 103L'Ancienne-LoretteQuebec, Canada
    801.6×
  104. 104VigoGalicia, Spain
    791.6×
  105. 105LisbonLisbon, Portugal
    791.6×
  106. 105Hawthornelow-cost sensorsCalifornia, United States
    791.6×
  107. 107ClovisCalifornia, United States
    791.6×
  108. 108JaénAndalusia, Spain
    791.6×
  109. 108CelayaGuanajuato, Mexico
    791.6×
  110. 108BakersfieldCalifornia, United States
    791.6×
  111. 111AthensAttica, Greece
    781.6×
  112. 111VeracruzVeracruz, Mexico
    781.6×
  113. 111Fort WayneIndiana, United States
    781.6×
  114. 114State CollegePennsylvania, United States
    781.6×
  115. 115Klagenfurt am WörtherseeCarinthia, Austria
    781.6×
  116. 115VisaliaCalifornia, United States
    781.6×
  117. 117TorreviejaValencia, Spain
    781.6×
  118. 117BeneventoCampania, Italy
    781.6×
  119. 117AkronOhio, United States
    781.6×
  120. 120Tai PoTai Po, Hong Kong
    781.6×
  121. 120KingstonOntario, Canada
    781.6×
  122. 122HartfordConnecticut, United States
    771.6×
  123. 122MedinaOhio, United States
    771.6×
  124. 122WindsorOntario, Canada
    771.6×
  125. 125New HavenConnecticut, United States
    771.5×
  126. 126Mollet del VallèsCatalonia, Spain
    771.5×
  127. 126DearbornMichigan, United States
    771.5×
  128. 128LondonOntario, Canada
    771.5×
  129. 129Collado-VillalbaMadrid, Spain
    771.5×
  130. 129CuernavacaMorelos, Mexico
    771.5×
  131. 131AsprópyrgosAttica, Greece
    771.5×
  132. 132LindenNew Jersey, United States
    761.5×
  133. 133Puente AltoSantiago Metropolitan, Chile
    761.5×
  134. 134RedfordMichigan, United States
    761.5×
  135. 135CasertaCampania, Italy
    761.5×
  136. 136SantiagoSantiago Metropolitan, Chile
    751.5×
  137. 137Ciudad RealCastille-La Mancha, Spain
    751.5×
  138. 137HualpénBiobio, Chile
    751.5×
  139. 137ModestoCalifornia, United States
    751.5×
  140. 140YangonYangon, Myanmar
    751.5×
  141. 140Viña del MarValparaiso, Chile
    751.5×
  142. 140QuinteroValparaiso, Chile
    751.5×
  143. 143TalaganteSantiago Metropolitan, Chile
    741.4×
  144. 143FontanaCalifornia, United States
    741.4×
  145. 145ToméBiobio, Chile
    741.4×
  146. 146ElizabethNew Jersey, United States
    741.4×
  147. 146BrawleyCalifornia, United States
    741.4×
  148. 148NogalesArizona, United States
    741.4×
  149. 149CartagenaMurcia, Spain
    741.4×
  150. 149TehuacánPuebla, Mexico
    741.4×
  151. 149Lincoln ParkMichigan, United States
    741.4×
  152. 152SpringfieldMassachusetts, United States
    741.4×
  153. 152QuébecQuebec, Canada
    741.4×
  154. 154Sha TinSha Tin, Hong Kong
    731.4×
  155. 154ColumbusOhio, United States
    731.4×
  156. 154DetroitMichigan, United States
    731.4×
  157. 157HarrisburgPennsylvania, United States
    731.4×
  158. 158CoronelBiobio, Chile
    731.4×
  159. 158Santiago de QuerétaroQuerétaro, Mexico
    731.4×
  160. 160WarrenOhio, United States
    731.4×
  161. 160ChathamOntario, Canada
    731.4×
  162. 162Cadereyta JiménezNuevo León, Mexico
    731.4×
  163. 162Puerto VarasLos Lagos Region, Chile
    731.4×
  164. 162DurhamNorth Carolina, United States
    731.4×
  165. 165Shaker HeightsOhio, United States
    721.4×
  166. 166Mong KokYau Tsim Mong District, Hong Kong
    721.4×
  167. 166GranadaAndalusia, Spain
    721.4×
  168. 166SallanchesAuvergne-Rhône-Alpes, France
    721.4×
  169. 166RengoO'Higgins Region, Chile
    721.4×
  170. 166RancaguaO'Higgins Region, Chile
    721.4×
  171. 166TempeArizona, United States
    721.4×
  172. 172TalcahuanoBiobio, Chile
    721.4×
  173. 172QuillotaValparaiso, Chile
    721.4×
  174. 172DublinOhio, United States
    721.4×
  175. 172CarlislePennsylvania, United States
    721.4×
  176. 176JesiThe Marches, Italy
    721.4×
  177. 176CantonOhio, United States
    721.4×
  178. 178NorwoodOhio, United States
    721.3×
  179. 179BitolaBitola, North Macedonia
    711.3×
  180. 179WestervilleOhio, United States
    711.3×
  181. 181GrazStyria, Austria
    711.3×
  182. 181IndianapolisIndiana, United States
    711.3×
  183. 181CharlottesvilleVirginia, United States
    711.3×
  184. 181GreenfieldMassachusetts, United States
    711.3×
  185. 181ReadingPennsylvania, United States
    711.3×
  186. 181BrossardQuebec, Canada
    711.3×
  187. 187CórdobaAndalusia, Spain
    711.3×
  188. 187Cleveland HeightsOhio, United States
    711.3×
  189. 187SarniaOntario, Canada
    711.3×
  190. 190NogalesSonora, Mexico
    711.3×
  191. 190RiversideCalifornia, United States
    711.3×
  192. 190BellevilleOntario, Canada
    711.3×
  193. 193ChiguayanteBiobio, Chile
    711.3×
  194. 193AricaArica y Parinacota Region, Chile
    711.3×
  195. 195MonacoMunicipality of Monaco, Monaco
    711.3×
  196. 195BorgomaneroPiedmont, Italy
    711.3×
  197. 195RutlandVermont, United States
    711.3×
  198. 198HualquiBiobio, Chile
    701.3×
  199. 198LebanonPennsylvania, United States
    701.3×
  200. 200Haskovolow-cost sensorsHaskovo, Bulgaria
    701.3×

Top 200 of 1,875 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 24, 2023, smogrank.com/history/2023-12-24 (accessed 2 Oct 2026).

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