SmogRank / History / December 16, 2023

Most polluted cities on December 16, 2023

1,843 cities ranked by their average PM2.5 over the day; the worst was Lahore, Pakistan, at 381.0 µg/m³. Each city's own local calendar day.

Bad-air episodes during December 16, 2023. All episodes.

← Lahore 381.0 µg/m³ 300 µg/m³15 WHO 24-hour guideline
Every city ranked for December 16, 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+25.4×
  2. 2Peshawarlow-cost sensorsKhyber Pakhtunkhwa, Pakistan
    35616.9×
  3. 3KolkataWest Bengal, India
    27213.1×
  4. 4DelhiDelhi, India
    27013.0×
  5. 5Dhakalow-cost sensorsDhaka Division, Bangladesh
    26012.3×
  6. 6Karachilow-cost sensorsSindh, Pakistan
    23210.5×
  7. 7Lagoslow-cost sensorsLagos, Nigeria
    2209.7×
  8. 8Ulan BatorUlaanbaatar, Mongolia
    2068.7×
  9. 9Almatylow-cost sensorsAlmaty, Kazakhstan
    2058.7×
  10. 10Bishkeklow-cost sensorsBishkek, Kyrgyzstan
    1897.3×
  11. 11Islamabadlow-cost sensorsIslamabad, Pakistan
    1856.9×
  12. 12CairoCairo, Egypt
    1846.9×
  13. 13HyderabadTelangana, India
    1846.8×
  14. 14DushanbeDushanbe, Tajikistan
    1826.7×
  15. 15Samut SakhonSamut Sakhon, Thailand
    1735.7×
  16. 16Banja LukaSrpska, Bosnia and Herzegovina
    1725.7×
  17. 17SalorTashkent Region, Uzbekistan
    1715.6×
  18. 18Abujalow-cost sensorsFCT, Nigeria
    1695.4×
  19. 19ArrecifeCanary Islands, Spain
    1614.7×
  20. 20Kampalalow-cost sensorsCentral Region, Uganda
    1614.7×
  21. 21Kathmandulow-cost sensorsBagmati Province, Nepal
    1604.6×
  22. 22MumbaiMaharashtra, India
    1574.3×
  23. 23Nong KhaemBangkok, Thailand
    1544.0×
  24. 24Las Palmas de Gran CanariaCanary Islands, Spain
    1493.7×
  25. 25Puerto del RosarioCanary Islands, Spain
    1423.5×
  26. 26BakersfieldCalifornia, United States
    1413.5×
  27. 26HanfordCalifornia, United States
    1413.5×
  28. 28N'DjamenaN’Djaména, Chad
    1363.3×
  29. 29Nakhon PathomNakhon Pathom, Thailand
    1363.3×
  30. 30Victoria de DurangoDurango, Mexico
    1303.1×
  31. 31KazincbarcikaBorsod-Abaúj-Zemplén, Hungary
    1263.0×
  32. 32Santa Cruz de TenerifeCanary Islands, Spain
    1222.9×
  33. 33Mueang NonthaburiNonthaburi, Thailand
    1202.9×
  34. 33MaspalomasCanary Islands, Spain
    1202.9×
  35. 33CholulaPuebla, Mexico
    1202.9×
  36. 36ModestoCalifornia, United States
    1162.8×
  37. 37ManlleuCatalonia, Spain
    1152.8×
  38. 38TurlockCalifornia, United States
    1152.7×
  39. 39ChennaiTamil Nadu, India
    1142.7×
  40. 39AgüimesCanary Islands, Spain
    1142.7×
  41. 41MiskolcBorsod-Abaúj-Zemplén, Hungary
    1122.7×
  42. 42FresnoCalifornia, United States
    1112.6×
  43. 43Phra PradaengSamut Prakan, Thailand
    1102.6×
  44. 44Samut PrakanSamut Prakan, Thailand
    1082.6×
  45. 44BangkokBangkok, Thailand
    1082.6×
  46. 46Khlong LuangPathum Thani, Thailand
    1072.5×
  47. 47HandlováTrenčín Region, Slovakia
    1072.5×
  48. 48IngenioCanary Islands, Spain
    1042.5×
  49. 49TlaquepaqueJalisco, Mexico
    1032.4×
  50. 50MantecaCalifornia, United States
    1022.4×
  51. 51Spišská Nová VesKošice Region, Slovakia
    1022.4×
  52. 52StocktonCalifornia, United States
    1002.4×
  53. 53ŽilinaŽilina Region, Slovakia
    992.3×
  54. 54ArucasCanary Islands, Spain
    992.3×
  55. 55VisaliaCalifornia, United States
    982.3×
  56. 56HanoiHanoi, Vietnam
    972.2×
  57. 57Bang Bo DistrictSamut Prakan, Thailand
    962.2×
  58. 58Sainte-Geneviève-des-BoisÎle-de-France, France
    952.2×
  59. 59KošiceKošice Region, Slovakia
    952.2×
  60. 59CandelariaCanary Islands, Spain
    952.2×
  61. 61SallanchesAuvergne-Rhône-Alpes, France
    942.1×
  62. 62Granadilla de AbonaCanary Islands, Spain
    932.1×
  63. 63NantesPays de la Loire, France
    922.1×
  64. 64MartinŽilina Region, Slovakia
    912.1×
  65. 65PrievidzaTrenčín Region, Slovakia
    912.0×
  66. 65Valašské MeziříčíZlín, Czechia
    912.0×
  67. 67San IsidroCanary Islands, Spain
    912.0×
  68. 67Ciudad Benito JuárezNuevo León, Mexico
    912.0×
  69. 69RennesBrittany, France
    902.0×
  70. 70TurinPiedmont, Italy
    902.0×
  71. 71TeldeCanary Islands, Spain
    892.0×
  72. 71TrenčínTrenčín Region, Slovakia
    892.0×
  73. 73ValdemoroMadrid, Spain
    892.0×
  74. 74ParedesPorto, Portugal
    881.9×
  75. 75TolucaMéxico, Mexico
    871.9×
  76. 76YangonYangon, Myanmar
    871.9×
  77. 77MedfordOregon, United States
    861.9×
  78. 78MillcreekUtah, United States
    861.9×
  79. 79PartizánskeTrenčín Region, Slovakia
    861.8×
  80. 79Yuba CityCalifornia, United States
    861.8×
  81. 81DejCluj County, Romania
    851.8×
  82. 81Puerto AysénAysén, Chile
    851.8×
  83. 83San Francisco TlalcilalcalpanMéxico, Mexico
    851.8×
  84. 84HumennéPrešov Region, Slovakia
    851.8×
  85. 84AlessandriaPiedmont, Italy
    851.8×
  86. 84MercedCalifornia, United States
    851.8×
  87. 87ZlínZlín, Czechia
    851.8×
  88. 87ZapopanJalisco, Mexico
    851.8×
  89. 89MurciaMurcia, Spain
    841.8×
  90. 90San JoseCalifornia, United States
    841.8×
  91. 91AngersPays de la Loire, France
    841.8×
  92. 92West JordanUtah, United States
    831.8×
  93. 93ChikuseiIbaraki, Japan
    831.7×
  94. 94BelgradeCentral Serbia, Serbia
    821.7×
  95. 94OurenseGalicia, Spain
    821.7×
  96. 94SarajevoFederation of B&H, Bosnia and Herzegovina
    821.7×
  97. 97Salt Lake CityUtah, United States
    821.7×
  98. 97Arden-ArcadeCalifornia, United States
    821.7×
  99. 99CoyhaiqueAysén, Chile
    821.7×
  100. 100ZvolenBanská Bystrica Region, Slovakia
    811.7×
  101. 100Zacatepec de HidalgoMorelos, Mexico
    811.7×
  102. 102BogotáBogota D.C., Colombia
    811.7×
  103. 103Novi SadVojvodina, Serbia
    811.7×
  104. 103MexicaliBaja California, Mexico
    811.7×
  105. 103ChicoCalifornia, United States
    811.7×
  106. 106NodaChiba, Japan
    801.7×
  107. 106CopiapóAtacama, Chile
    801.7×
  108. 108BensalemPennsylvania, United States
    801.6×
  109. 109GrazStyria, Austria
    791.6×
  110. 109Banská BystricaBanská Bystrica Region, Slovakia
    791.6×
  111. 109MagnaUtah, United States
    791.6×
  112. 112Addis AbabaAddis Ababa, Ethiopia
    791.6×
  113. 113BordeauxNew Aquitaine, France
    781.6×
  114. 113Puerto VarasLos Lagos Region, Chile
    781.6×
  115. 115BakuBaki, Azerbaijan
    781.6×
  116. 115ButteMontana, United States
    781.6×
  117. 117Santa Cruz de la PalmaCanary Islands, Spain
    781.6×
  118. 117AricaArica y Parinacota Region, Chile
    781.6×
  119. 119AronaCanary Islands, Spain
    781.6×
  120. 120JeddahMecca Region, Saudi Arabia
    771.6×
  121. 121Ciudad JuárezChihuahua, Mexico
    771.5×
  122. 122NyíregyházaSzabolcs-Szatmár-Bereg, Hungary
    771.5×
  123. 122PřerovOlomouc Region, Czechia
    771.5×
  124. 124TarbesOccitanie, France
    771.5×
  125. 124DearbornMichigan, United States
    771.5×
  126. 124ShakopeeMinnesota, United States
    771.5×
  127. 127Český TěšínMoravian-Silesian Region, Czechia
    761.5×
  128. 128PrešovPrešov Region, Slovakia
    761.5×
  129. 129Collado-VillalbaMadrid, Spain
    761.5×
  130. 130TrnavaTrnava Region, Slovakia
    761.5×
  131. 130BurnsvilleMinnesota, United States
    761.5×
  132. 132ParklandWashington, United States
    761.5×
  133. 133SarcellesÎle-de-France, France
    751.5×
  134. 133MelunÎle-de-France, France
    751.5×
  135. 133MaderaCalifornia, United States
    751.5×
  136. 136JōsōIbaraki, Japan
    751.5×
  137. 137PauNew Aquitaine, France
    751.5×
  138. 137LivermoreCalifornia, United States
    751.5×
  139. 139TřinecMoravian-Silesian Region, Czechia
    741.4×
  140. 139TocopillaAntofagasta, Chile
    741.4×
  141. 141Saint PaulMinnesota, United States
    741.4×
  142. 142OyamaTochigi, Japan
    741.4×
  143. 142KasukabeSaitama, Japan
    741.4×
  144. 142ClovisCalifornia, United States
    741.4×
  145. 145AntananarivoAnalamanga, Madagascar
    731.4×
  146. 145La OrotavaCanary Islands, Spain
    731.4×
  147. 145CuernavacaMorelos, Mexico
    731.4×
  148. 148Shimo-tsumaIbaraki, Japan
    731.4×
  149. 148HualpénBiobio, Chile
    731.4×
  150. 150SantiagoSantiago Metropolitan, Chile
    731.4×
  151. 151SacramentoCalifornia, United States
    731.4×
  152. 152DěčínÚstí nad Labem Region, Czechia
    721.4×
  153. 152LondonOntario, Canada
    721.4×
  154. 152YamanashiYamanashi, Japan
    721.4×
  155. 155KigaliKigali, Rwanda
    721.4×
  156. 155BlaineMinnesota, United States
    721.4×
  157. 157IshiokaIbaraki, Japan
    721.4×
  158. 158NišCentral Serbia, Serbia
    721.3×
  159. 158KukichūōSaitama, Japan
    721.3×
  160. 158SliemaTas-Sliema, Malta
    721.3×
  161. 158VannesBrittany, France
    721.3×
  162. 158Žiar nad HronomBanská Bystrica Region, Slovakia
    721.3×
  163. 158MinneapolisMinnesota, United States
    721.3×
  164. 164OaklandCalifornia, United States
    711.3×
  165. 164BrantfordOntario, Canada
    711.3×
  166. 166OlomoucOlomouc Region, Czechia
    711.3×
  167. 167ParisÎle-de-France, France
    711.3×
  168. 167Redwood CityCalifornia, United States
    711.3×
  169. 169Joué-lès-ToursCentre-Val de Loire, France
    711.3×
  170. 169NitraNitra Region, Slovakia
    711.3×
  171. 169BorgomaneroPiedmont, Italy
    711.3×
  172. 169Misato, SaitamaSaitama, Japan
    711.3×
  173. 173KōnosuSaitama, Japan
    711.3×
  174. 173CosladaMadrid, Spain
    711.3×
  175. 173São PauloSão Paulo, Brazil
    711.3×
  176. 176KoshigayaSaitama, Japan
    701.3×
  177. 176TsuchiuraIbaraki, Japan
    701.3×
  178. 176SaitamaSaitama, Japan
    701.3×
  179. 179Saint MichaelMinnesota, United States
    701.3×
  180. 179AltamontOregon, United States
    701.3×
  181. 181KazoSaitama, Japan
    701.3×
  182. 181AgeoSaitama, Japan
    701.3×
  183. 181PleasantonCalifornia, United States
    701.3×
  184. 184IgusaSaitama, Japan
    701.3×
  185. 184RouenNormandy, France
    701.3×
  186. 184VigoGalicia, Spain
    701.3×
  187. 187Sakai-nakajimaGunma, Japan
    691.3×
  188. 188AsakaSaitama, Japan
    691.3×
  189. 188NakaIbaraki, Japan
    691.3×
  190. 188CaenNormandy, France
    691.3×
  191. 188PortervilleCalifornia, United States
    691.3×
  192. 188KitchenerOntario, Canada
    691.3×
  193. 193Puente AltoSantiago Metropolitan, Chile
    691.3×
  194. 193CuranilahueBiobio, Chile
    691.3×
  195. 193CalamaAntofagasta, Chile
    691.3×
  196. 193AppletonWisconsin, United States
    691.3×
  197. 193San LeandroCalifornia, United States
    691.3×
  198. 198ColomboWestern Province, Sri Lanka
    691.2×
  199. 198KawaguchiSaitama, Japan
    691.2×
  200. 198GyōdaSaitama, Japan
    691.2×

Top 200 of 1,843 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 16, 2023, smogrank.com/history/2023-12-16 (accessed 2 Oct 2026).

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