SmogRank / History / October 25, 2024

Most polluted cities on October 25, 2024

2,283 cities ranked by their average PM2.5 over the day; the worst was Beijing, China, at 151.0 µg/m³. Each city's own local calendar day.

Bad-air episodes during October 25, 2024. All episodes.

← Beijing 151.0 µg/m³ 100 µg/m³15 WHO 24-hour guideline
Every city ranked for October 25, 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. 1BeijingBeijing, China
    22610.1×
  2. 2Lahorelow-cost sensorsPunjab, Pakistan
    1967.9×
  3. 3DelhiDelhi, India
    1907.4×
  4. 4NegotinCentral Serbia, Serbia
    1897.3×
  5. 5Kampalalow-cost sensorsCentral Region, Uganda
    1877.1×
  6. 6Banja LukaSrpska, Bosnia and Herzegovina
    1806.5×
  7. 7Peshawarlow-cost sensorsKhyber Pakhtunkhwa, Pakistan
    1715.6×
  8. 8HyderabadTelangana, India
    1675.2×
  9. 9N'DjamenaN’Djaména, Chad
    1665.1×
  10. 10Kinshasalow-cost sensorsKinshasa, Democratic Republic of the Congo
    1644.9×
  11. 11MumbaiMaharashtra, India
    1624.8×
  12. 12HanoiHanoi, Vietnam
    1624.7×
  13. 13KraljevoCentral Serbia, Serbia
    1574.3×
  14. 14UžiceCentral Serbia, Serbia
    1523.8×
  15. 15Debrecenlow-cost sensorsHajdú-Bihar, Hungary
    1523.8×
  16. 16Novi PazarCentral Serbia, Serbia
    1453.6×
  17. 17ValjevoCentral Serbia, Serbia
    1453.6×
  18. 18WłocławekKujawsko-Pomorskie, Poland
    1403.4×
  19. 19LublinLublin, Poland
    1383.4×
  20. 20Skarżysko-KamiennaŚwiętokrzyskie, Poland
    1373.3×
  21. 21Bang NaBangkok, Thailand
    1363.3×
  22. 22NiskoSubcarpathia, Poland
    1323.2×
  23. 23Islamabadlow-cost sensorsIslamabad, Pakistan
    1323.2×
  24. 24DębicaSubcarpathia, Poland
    1303.1×
  25. 25Ban Samae DamBangkok, Thailand
    1273.1×
  26. 26BaghdadBaghdad, Iraq
    1253.0×
  27. 26LazarevacCentral Serbia, Serbia
    1253.0×
  28. 28Nong KhaemBangkok, Thailand
    1212.9×
  29. 29ČačakCentral Serbia, Serbia
    1202.9×
  30. 30ZamośćLublin, Poland
    1192.9×
  31. 30Samut SakhonSamut Sakhon, Thailand
    1192.9×
  32. 32StarachowiceŚwiętokrzyskie, Poland
    1182.8×
  33. 33MielecSubcarpathia, Poland
    1182.8×
  34. 34DejCluj County, Romania
    1172.8×
  35. 35KragujevacCentral Serbia, Serbia
    1162.8×
  36. 36CairoCairo, Egypt
    1162.8×
  37. 37Victoria de DurangoDurango, Mexico
    1162.8×
  38. 38NišCentral Serbia, Serbia
    1152.8×
  39. 39CodleaBrașov County, Romania
    1132.7×
  40. 40RacibórzSilesia, Poland
    1122.7×
  41. 41Mueang NonthaburiNonthaburi, Thailand
    1122.7×
  42. 42Khlong Sam WaBangkok, Thailand
    1122.7×
  43. 43SarajevoFederation of B&H, Bosnia and Herzegovina
    1102.6×
  44. 44ObrenovacCentral Serbia, Serbia
    1092.6×
  45. 45KościerzynaPomerania, Poland
    1082.6×
  46. 45Jastrzębie ZdrójSilesia, Poland
    1082.6×
  47. 47SmederevoCentral Serbia, Serbia
    1072.5×
  48. 48BangkokBangkok, Thailand
    1062.5×
  49. 49Dhakalow-cost sensorsDhaka Division, Bangladesh
    1062.5×
  50. 50SalorTashkent Region, Uzbekistan
    1052.5×
  51. 51ŻywiecSilesia, Poland
    1042.5×
  52. 52RzeszówSubcarpathia, Poland
    1032.4×
  53. 53PirotCentral Serbia, Serbia
    1012.4×
  54. 53Kathmandulow-cost sensorsBagmati Province, Nepal
    1012.4×
  55. 55Bang KapiBangkok, Thailand
    1012.4×
  56. 55Khan Na YaoBangkok, Thailand
    1012.4×
  57. 57KielceŚwiętokrzyskie, Poland
    1002.4×
  58. 58Bueng KumBangkok, Thailand
    1002.4×
  59. 59KutnoŁódź Voivodeship, Poland
    992.3×
  60. 60Gorzów WielkopolskiLubusz, Poland
    982.3×
  61. 61SzczecinWest Pomerania, Poland
    982.3×
  62. 62PoznańGreater Poland, Poland
    982.3×
  63. 63Phra PradaengSamut Prakan, Thailand
    972.3×
  64. 64Bielsko-BialaSilesia, Poland
    972.3×
  65. 65HavířovMoravian-Silesian Region, Czechia
    972.2×
  66. 66JarosławSubcarpathia, Poland
    972.2×
  67. 66Saphan SungBangkok, Thailand
    972.2×
  68. 68Sai MaiBangkok, Thailand
    962.2×
  69. 69ŻyrardówMazovia, Poland
    962.2×
  70. 69Lat KrabangBangkok, Thailand
    962.2×
  71. 71KościanGreater Poland, Poland
    962.2×
  72. 72ChennaiTamil Nadu, India
    962.2×
  73. 73KrakówLesser Poland, Poland
    952.2×
  74. 74Lak SiBangkok, Thailand
    952.2×
  75. 75PrzemyślSubcarpathia, Poland
    942.2×
  76. 75Samut PrakanSamut Prakan, Thailand
    942.2×
  77. 77Ciudad NezahualcoyotlMéxico, Mexico
    942.1×
  78. 78Cluj-NapocaCluj County, Romania
    942.1×
  79. 78FutogVojvodina, Serbia
    942.1×
  80. 80IaşiIași County, Romania
    932.1×
  81. 81NyíregyházaSzabolcs-Szatmár-Bereg, Hungary
    932.1×
  82. 81Khlong LuangPathum Thani, Thailand
    932.1×
  83. 83KolkataWest Bengal, India
    932.1×
  84. 84KazincbarcikaBorsod-Abaúj-Zemplén, Hungary
    922.1×
  85. 84Zielona GóraLubusz, Poland
    922.1×
  86. 86Hradec KrálovéHradec Králové Region, Czechia
    922.1×
  87. 87Bang Bo DistrictSamut Prakan, Thailand
    912.1×
  88. 88KigaliKigali, Rwanda
    912.0×
  89. 88Czechowice-DziedziceSilesia, Poland
    912.0×
  90. 88HernandoMississippi, United States
    912.0×
  91. 91ZemunCentral Serbia, Serbia
    912.0×
  92. 92GdyniaPomerania, Poland
    912.0×
  93. 93AntananarivoAnalamanga, Madagascar
    902.0×
  94. 93OstravaMoravian-Silesian Region, Czechia
    902.0×
  95. 95BydgoszczKujawsko-Pomorskie, Poland
    902.0×
  96. 96KaliszGreater Poland, Poland
    892.0×
  97. 97PardubicePardubice Region, Czechia
    892.0×
  98. 97Mexico CityMexico City, Mexico
    892.0×
  99. 97BirminghamAlabama, United States
    892.0×
  100. 100Ban Khlong PrawetBangkok, Thailand
    892.0×
  101. 101RadomMazovia, Poland
    881.9×
  102. 101GuangzhouGuangdong, China
    881.9×
  103. 101GdańskPomerania, Poland
    881.9×
  104. 101CieszynSilesia, Poland
    881.9×
  105. 105OtwockMazovia, Poland
    881.9×
  106. 105Novi SadVojvodina, Serbia
    881.9×
  107. 107JakartaJakarta, Indonesia
    871.9×
  108. 107Quezon Citylow-cost sensorsNational Capital Region, Philippines
    871.9×
  109. 109ĆuprijaCentral Serbia, Serbia
    871.9×
  110. 110OlomoucOlomouc Region, Czechia
    871.9×
  111. 110BartlettTennessee, United States
    871.9×
  112. 112KatowiceSilesia, Poland
    861.9×
  113. 113Nong ChokBangkok, Thailand
    861.9×
  114. 114ŁódźŁódź Voivodeship, Poland
    861.8×
  115. 115PúchovTrenčín Region, Slovakia
    851.8×
  116. 116MiskolcBorsod-Abaúj-Zemplén, Hungary
    851.8×
  117. 116PruszkówMazovia, Poland
    851.8×
  118. 118VisaliaCalifornia, United States
    851.8×
  119. 119NeubrandenburgMecklenburg-Vorpommern, Germany
    851.8×
  120. 120Nakhon PathomNakhon Pathom, Thailand
    841.8×
  121. 120VillarricaAraucania, Chile
    841.8×
  122. 122Santa Anita - Los FicusLima region, Peru
    841.8×
  123. 123ZgierzŁódź Voivodeship, Poland
    841.8×
  124. 124KłodzkoLower Silesia, Poland
    841.8×
  125. 125Kędzierzyn-KoźleOpole Voivodeship, Poland
    831.8×
  126. 126GyőrGyőr-Moson-Sopron, Hungary
    831.8×
  127. 126Frýdek-MístekMoravian-Silesian Region, Czechia
    831.8×
  128. 128MonterreyNuevo León, Mexico
    831.7×
  129. 129Tuen MunTuen Mun, Hong Kong
    821.7×
  130. 130LučenecBanská Bystrica Region, Slovakia
    821.7×
  131. 131PécsBaranya, Hungary
    821.7×
  132. 132ValdostaGeorgia, United States
    821.7×
  133. 133MilanLombardy, Italy
    811.7×
  134. 134Wan ChaiWan Chai, Hong Kong
    811.7×
  135. 134WrocławLower Silesia, Poland
    811.7×
  136. 136Konstancin-JeziornaMazovia, Poland
    811.7×
  137. 136Vientianelow-cost sensorsVientiane Prefecture, Laos
    811.7×
  138. 138LegionowoMazovia, Poland
    801.7×
  139. 138BytówPomerania, Poland
    801.7×
  140. 140CoyhaiqueAysén, Chile
    801.6×
  141. 140Jacobo HunterArequipa, Peru
    801.6×
  142. 142ValdiviaLos Ríos Region, Chile
    801.6×
  143. 143Los AngelesCalifornia, United States
    791.6×
  144. 144TeltowBrandenburg, Germany
    791.6×
  145. 144Strzelce OpolskieOpole Voivodeship, Poland
    791.6×
  146. 146AshgabatAshgabat, Turkmenistan
    791.6×
  147. 147StralsundMecklenburg-Vorpommern, Germany
    791.6×
  148. 148PrešovPrešov Region, Slovakia
    781.6×
  149. 148BelgradeCentral Serbia, Serbia
    781.6×
  150. 148PłockMazovia, Poland
    781.6×
  151. 148ŁaskŁódź Voivodeship, Poland
    781.6×
  152. 148BessemerAlabama, United States
    781.6×
  153. 153Addis AbabaAddis Ababa, Ethiopia
    781.6×
  154. 153Botevgradlow-cost sensorsSofia, Bulgaria
    781.6×
  155. 153Puerto VarasLos Lagos Region, Chile
    781.6×
  156. 156Wodzisław ŚląskiSilesia, Poland
    781.6×
  157. 156ElblągWarmia-Masuria, Poland
    781.6×
  158. 158PančevoVojvodina, Serbia
    771.6×
  159. 159MaputoMaputo City, Mozambique
    771.5×
  160. 160WarsawMazovia, Poland
    771.5×
  161. 160PubalGyeonggi-do, South Korea
    771.5×
  162. 160ToruńKujawsko-Pomorskie, Poland
    771.5×
  163. 163FresnoCalifornia, United States
    771.5×
  164. 164OlsztynWarmia-Masuria, Poland
    771.5×
  165. 164WittenbergSaxony-Anhalt, Germany
    771.5×
  166. 166San Tung Chung HangIslands, Hong Kong
    771.5×
  167. 166Ústí nad LabemÚstí nad Labem Region, Czechia
    771.5×
  168. 168Jurong WestSingapore
    761.5×
  169. 169ŚwiecieKujawsko-Pomorskie, Poland
    761.5×
  170. 170BakuBaki, Azerbaijan
    761.5×
  171. 170TarnówLesser Poland, Poland
    761.5×
  172. 170BerlinState of Berlin, Germany
    761.5×
  173. 173Udon ThaniUdon Thani, Thailand
    761.5×
  174. 173AugustaGeorgia, United States
    761.5×
  175. 175AugustówPodlasie, Poland
    761.5×
  176. 175KołobrzegWest Pomerania, Poland
    761.5×
  177. 177SzegedCsongrád, Hungary
    751.5×
  178. 178SremčicaCentral Serbia, Serbia
    751.5×
  179. 178Tin Shui WaiYuen Long, Hong Kong
    751.5×
  180. 178Mladá BoleslavCentral Bohemia, Czechia
    751.5×
  181. 181Şabāḩ as SālimMubārak al Kabīr, Kuwait
    751.5×
  182. 181Istanbullow-cost sensorsIstanbul, Turkey
    751.5×
  183. 181HualpénBiobio, Chile
    751.5×
  184. 184La UniónLos Ríos Region, Chile
    751.5×
  185. 184HueytownAlabama, United States
    751.5×
  186. 186AntofagastaAntofagasta, Chile
    741.4×
  187. 186ValricoFlorida, United States
    741.4×
  188. 186SavannahGeorgia, United States
    741.4×
  189. 189HanfordCalifornia, United States
    741.4×
  190. 190Puerto MonttLos Lagos Region, Chile
    741.4×
  191. 191IksanJeollabuk-do, South Korea
    741.4×
  192. 191HongseongChungcheongnam-do, South Korea
    741.4×
  193. 191ZnojmoSouth Moravian, Czechia
    741.4×
  194. 191TocopillaAntofagasta, Chile
    741.4×
  195. 195FanlingNorth District, Hong Kong
    741.4×
  196. 195MostÚstí nad Labem Region, Czechia
    741.4×
  197. 195West MemphisArkansas, United States
    741.4×
  198. 198TangjinChungcheongnam-do, South Korea
    741.4×
  199. 198SeonghwanChungcheongnam-do, South Korea
    741.4×
  200. 198Gimpo-siGyeonggi-do, South Korea
    741.4×

Top 200 of 2,283 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, October 25, 2024, smogrank.com/history/2024-10-25 (accessed 3 Oct 2026).

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