SmogRank / History / December 26, 2023

Most polluted cities on December 26, 2023

1,896 cities ranked by their average PM2.5 over the day; the worst was Lahore, Pakistan, at 345.0 µg/m³. Each city's own local calendar day.

Bad-air episodes during December 26, 2023. All episodes.

← Lahore 345.0 µg/m³ 300 µg/m³15 WHO 24-hour guideline
Every city ranked for December 26, 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+23.0×
  2. 2DelhiDelhi, India
    34416.5×
  3. 3Dhakalow-cost sensorsDhaka Division, Bangladesh
    27313.2×
  4. 4Peshawarlow-cost sensorsKhyber Pakhtunkhwa, Pakistan
    25211.8×
  5. 5N'DjamenaN’Djaména, Chad
    23010.3×
  6. 6Ulan BatorUlaanbaatar, Mongolia
    2249.9×
  7. 7KolkataWest Bengal, India
    2219.7×
  8. 8Abujalow-cost sensorsFCT, Nigeria
    2149.3×
  9. 9HyderabadTelangana, India
    2109.0×
  10. 10Islamabadlow-cost sensorsIslamabad, Pakistan
    2028.5×
  11. 11MumbaiMaharashtra, India
    1998.3×
  12. 12SalorTashkent Region, Uzbekistan
    1988.2×
  13. 13TetovoTetovo, North Macedonia
    1968.0×
  14. 14Karachilow-cost sensorsSindh, Pakistan
    1967.9×
  15. 15DushanbeDushanbe, Tajikistan
    1947.8×
  16. 15HanoiHanoi, Vietnam
    1947.8×
  17. 17Banja LukaSrpska, Bosnia and Herzegovina
    1887.2×
  18. 18KavadarciKavadarci, North Macedonia
    1846.9×
  19. 19SkopjeGrad Skopje, North Macedonia
    1846.8×
  20. 20NišCentral Serbia, Serbia
    1735.8×
  21. 21VelesVeles, North Macedonia
    1685.3×
  22. 22BelgradeCentral Serbia, Serbia
    1685.3×
  23. 23BitolaBitola, North Macedonia
    1624.8×
  24. 24Lagoslow-cost sensorsLagos, Nigeria
    1604.6×
  25. 25Kathmandulow-cost sensorsBagmati Province, Nepal
    1574.3×
  26. 26ManlleuCatalonia, Spain
    1574.3×
  27. 27Samut SakhonSamut Sakhon, Thailand
    1564.1×
  28. 28IlindenIlinden, North Macedonia
    1554.1×
  29. 29AlgiersAlgiers, Algeria
    1523.8×
  30. 30DejCluj County, Romania
    1523.8×
  31. 31Mueang NonthaburiNonthaburi, Thailand
    1513.7×
  32. 32Kampalalow-cost sensorsCentral Region, Uganda
    1513.7×
  33. 33CapannoriTuscany, Italy
    1453.6×
  34. 34SarajevoFederation of B&H, Bosnia and Herzegovina
    1393.4×
  35. 35Nong KhaemBangkok, Thailand
    1383.4×
  36. 36JakartaJakarta, Indonesia
    1353.3×
  37. 37YangonYangon, Myanmar
    1303.2×
  38. 38BangkokBangkok, Thailand
    1293.1×
  39. 39ChennaiTamil Nadu, India
    1293.1×
  40. 40Khlong LuangPathum Thani, Thailand
    1222.9×
  41. 41VisaliaCalifornia, United States
    1192.9×
  42. 42AthensAttica, Greece
    1182.8×
  43. 42Nakhon PathomNakhon Pathom, Thailand
    1182.8×
  44. 44Spišská Nová VesKošice Region, Slovakia
    1172.8×
  45. 45Bang Bo DistrictSamut Prakan, Thailand
    1152.7×
  46. 46ValdemoroMadrid, Spain
    1142.7×
  47. 47ThessaloníkiCentral Macedonia, Greece
    1142.7×
  48. 48Phra PradaengSamut Prakan, Thailand
    1132.7×
  49. 49Mollet del VallèsCatalonia, Spain
    1122.7×
  50. 50Samut PrakanSamut Prakan, Thailand
    1122.7×
  51. 51Tuen MunTuen Mun, Hong Kong
    1112.6×
  52. 52BakersfieldCalifornia, United States
    1082.6×
  53. 53PristinaPristina, Kosovo
    1082.5×
  54. 54MurciaMurcia, Spain
    1072.5×
  55. 55FresnoCalifornia, United States
    1072.5×
  56. 56GuangzhouGuangdong, China
    1052.5×
  57. 57ShenyangLiaoning, China
    1052.5×
  58. 57StocktonCalifornia, United States
    1052.5×
  59. 59BeijingBeijing, China
    1042.5×
  60. 60VolosThessaly, Greece
    1042.5×
  61. 61HanfordCalifornia, United States
    1032.4×
  62. 62Novi SadVojvodina, Serbia
    1022.4×
  63. 63KigaliKigali, Rwanda
    992.3×
  64. 63KochaniKochani, North Macedonia
    992.3×
  65. 65ClovisCalifornia, United States
    972.3×
  66. 66Tin Shui WaiYuen Long, Hong Kong
    962.2×
  67. 67L'Ancienne-LoretteQuebec, Canada
    952.2×
  68. 68ModestoCalifornia, United States
    952.2×
  69. 69TurlockCalifornia, United States
    952.2×
  70. 70Ciudad JuárezChihuahua, Mexico
    952.2×
  71. 71MercedCalifornia, United States
    942.2×
  72. 72RoveretoTrentino-Alto Adige, Italy
    932.1×
  73. 73San Andrés TuxtlaVeracruz, Mexico
    922.1×
  74. 74PiraeusAttica, Greece
    912.1×
  75. 74TijuanaBaja California, Mexico
    912.1×
  76. 76Wan ChaiWan Chai, Hong Kong
    912.0×
  77. 76Hawthornelow-cost sensorsCalifornia, United States
    912.0×
  78. 78BailénAndalusia, Spain
    902.0×
  79. 79Arden-ArcadeCalifornia, United States
    902.0×
  80. 80Romans-sur-IsèreAuvergne-Rhône-Alpes, France
    902.0×
  81. 80MóstolesMadrid, Spain
    902.0×
  82. 80MadridMadrid, Spain
    902.0×
  83. 80TurinPiedmont, Italy
    902.0×
  84. 84MaderaCalifornia, United States
    892.0×
  85. 85MeyzieuAuvergne-Rhône-Alpes, France
    892.0×
  86. 85PhoenixArizona, United States
    892.0×
  87. 87CorcoranCalifornia, United States
    892.0×
  88. 88MantecaCalifornia, United States
    881.9×
  89. 89GrazStyria, Austria
    881.9×
  90. 90Collado-VillalbaMadrid, Spain
    871.9×
  91. 91BeneventoCampania, Italy
    871.9×
  92. 92CholulaPuebla, Mexico
    871.9×
  93. 93GardanneProvence-Alpes-Côte d'Azur, France
    871.9×
  94. 93MexicaliBaja California, Mexico
    871.9×
  95. 93Carsonlow-cost sensorsCalifornia, United States
    871.9×
  96. 96PortervilleCalifornia, United States
    861.8×
  97. 97TrentoTrentino-Alto Adige, Italy
    851.8×
  98. 98LeónCastille and León, Spain
    851.8×
  99. 99SallanchesAuvergne-Rhône-Alpes, France
    851.8×
  100. 100AmoraSetúbal, Portugal
    841.8×
  101. 100LyonAuvergne-Rhône-Alpes, France
    841.8×
  102. 102Jurupa ValleyCalifornia, United States
    841.8×
  103. 103BolzanoTrentino-Alto Adige, Italy
    841.8×
  104. 104AlessandriaPiedmont, Italy
    831.8×
  105. 105MontpellierOccitanie, France
    831.8×
  106. 105Victoria de DurangoDurango, Mexico
    831.8×
  107. 107CartagenaMurcia, Spain
    821.7×
  108. 108Haskovolow-cost sensorsHaskovo, Bulgaria
    821.7×
  109. 109Lomitalow-cost sensorsCalifornia, United States
    821.7×
  110. 110QuébecQuebec, Canada
    821.7×
  111. 111BakuBaki, Azerbaijan
    821.7×
  112. 112Mong KokYau Tsim Mong District, Hong Kong
    811.7×
  113. 112RabinalBaja Verapaz, Guatemala
    811.7×
  114. 114ComptonCalifornia, United States
    811.7×
  115. 115Torrancelow-cost sensorsCalifornia, United States
    801.6×
  116. 116Şabāḩ as SālimMubārak al Kabīr, Kuwait
    801.6×
  117. 116TorreviejaValencia, Spain
    801.6×
  118. 116SevillaAndalusia, Spain
    801.6×
  119. 116GrenobleAuvergne-Rhône-Alpes, France
    801.6×
  120. 120CosladaMadrid, Spain
    791.6×
  121. 121San Salvador TizatlalliMéxico, Mexico
    791.6×
  122. 122BorgomaneroPiedmont, Italy
    791.6×
  123. 122TolucaMéxico, Mexico
    791.6×
  124. 124GranadaAndalusia, Spain
    791.6×
  125. 125PátraWest Greece, Greece
    781.6×
  126. 125AnaheimCalifornia, United States
    781.6×
  127. 127Botevgradlow-cost sensorsSofia, Bulgaria
    781.6×
  128. 127CastresOccitanie, France
    781.6×
  129. 129VictoriaCentral and Western, Hong Kong
    781.6×
  130. 130Tsuen WanTsuen Wan, Hong Kong
    781.6×
  131. 130MinatitlánVeracruz, Mexico
    781.6×
  132. 132PatersonNew Jersey, United States
    771.6×
  133. 133Tanushimarumachi-toyokiFukuoka, Japan
    771.5×
  134. 133CórdobaAndalusia, Spain
    771.5×
  135. 133AricaArica y Parinacota Region, Chile
    771.5×
  136. 136SantiagoSantiago Metropolitan, Chile
    771.5×
  137. 136BurbankCalifornia, United States
    771.5×
  138. 138Los AngelesCalifornia, United States
    771.5×
  139. 139LisbonLisbon, Portugal
    771.5×
  140. 140Inglewoodlow-cost sensorsCalifornia, United States
    771.5×
  141. 140Trois-RivièresQuebec, Canada
    771.5×
  142. 142CuranilahueBiobio, Chile
    761.5×
  143. 143Fos-sur-MerProvence-Alpes-Côte d'Azur, France
    761.5×
  144. 143Puente AltoSantiago Metropolitan, Chile
    761.5×
  145. 143Santa CatarinaNuevo León, Mexico
    761.5×
  146. 143HarrisburgPennsylvania, United States
    761.5×
  147. 147MarseilleProvence-Alpes-Côte d'Azur, France
    761.5×
  148. 148Tai PoTai Po, Hong Kong
    761.5×
  149. 149SamaAsturias, Spain
    761.5×
  150. 150CacémLisbon, Portugal
    751.5×
  151. 150MeylanAuvergne-Rhône-Alpes, France
    751.5×
  152. 150QuinteroValparaiso, Chile
    751.5×
  153. 153Viña del MarValparaiso, Chile
    751.5×
  154. 153LebanonPennsylvania, United States
    751.5×
  155. 155Sha TinSha Tin, Hong Kong
    751.5×
  156. 155ElizabethNew Jersey, United States
    751.5×
  157. 155CornwallOntario, Canada
    751.5×
  158. 158Gasteiz / VitoriaBasque Country, Spain
    751.5×
  159. 158RiversideCalifornia, United States
    751.5×
  160. 158OttawaOntario, Canada
    751.5×
  161. 161AsprópyrgosAttica, Greece
    751.5×
  162. 161VitrollesProvence-Alpes-Côte d'Azur, France
    751.5×
  163. 163Sham Shui PoSham Shui Po District, Hong Kong
    741.4×
  164. 164Sau Mau PingKwun Tong District, Hong Kong
    741.4×
  165. 165LindenNew Jersey, United States
    741.4×
  166. 166Kwai ChungKwai Tsing District, Hong Kong
    741.4×
  167. 166JesiThe Marches, Italy
    741.4×
  168. 168AcharnésAttica, Greece
    741.4×
  169. 168NîmesOccitanie, France
    741.4×
  170. 168MonacoMunicipality of Monaco, Monaco
    741.4×
  171. 168Rivière-des-Prairies–Pointe-aux-TremblesQuebec, Canada
    741.4×
  172. 172GivorsAuvergne-Rhône-Alpes, France
    731.4×
  173. 172TalaganteSantiago Metropolitan, Chile
    731.4×
  174. 172HualpénBiobio, Chile
    731.4×
  175. 175Addis AbabaAddis Ababa, Ethiopia
    731.4×
  176. 175Uekimachi-mōnoKumamoto, Japan
    731.4×
  177. 177ShawiniganQuebec, Canada
    731.4×
  178. 178Clermont-FerrandAuvergne-Rhône-Alpes, France
    721.4×
  179. 178RancaguaO'Higgins Region, Chile
    721.4×
  180. 178CalexicoCalifornia, United States
    721.4×
  181. 181Ciudad Benito JuárezNuevo León, Mexico
    721.4×
  182. 182HumennéPrešov Region, Slovakia
    721.4×
  183. 182San CarlosÑuble, Chile
    721.4×
  184. 182CoronelBiobio, Chile
    721.4×
  185. 185TalcahuanoBiobio, Chile
    721.4×
  186. 186VigoGalicia, Spain
    721.3×
  187. 186Long BeachCalifornia, United States
    721.3×
  188. 188QuillotaValparaiso, Chile
    711.3×
  189. 188ZapopanJalisco, Mexico
    711.3×
  190. 188ButteMontana, United States
    711.3×
  191. 191OviedoAsturias, Spain
    711.3×
  192. 191San Pedro de la PazBiobio, Chile
    711.3×
  193. 193FréjusProvence-Alpes-Côte d'Azur, France
    711.3×
  194. 193GijónAsturias, Spain
    711.3×
  195. 193CarlislePennsylvania, United States
    711.3×
  196. 196ToulouseOccitanie, France
    711.3×
  197. 197JaénAndalusia, Spain
    711.3×
  198. 197New York CityNew York, United States
    711.3×
  199. 199ChikuseiIbaraki, Japan
    711.3×
  200. 200HualquiBiobio, Chile
    701.3×

Top 200 of 1,896 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 26, 2023, smogrank.com/history/2023-12-26 (accessed 2 Oct 2026).

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