SmogRank / History / October 31, 2025

Most polluted cities on October 31, 2025

2,303 cities ranked by their average PM2.5 over the day; the worst was Multan, Pakistan, at 319.0 µg/m³. Each city's own local calendar day.

  1. 1Multanlow-cost sensorsPunjab, Pakistan
    319.021.3×
  2. 2Gujranwalalow-cost sensorsPunjab, Pakistan
    310.020.7×
  3. 3Lahorelow-cost sensorsPunjab, Pakistan
    263.017.5×
  4. 4Bahawalpurlow-cost sensorsPunjab, Pakistan
    255.017.0×
  5. 5Faisalabadlow-cost sensorsPunjab, Pakistan
    241.016.1×
  6. 6BhiwāniHaryana, India
    185.012.3×
  7. 7SonīpatHaryana, India
    178.011.9×
  8. 8SrinagarJammu and Kashmir, India
    167.511.2×
  9. 9Sialkotlow-cost sensorsPunjab, Pakistan
    157.010.5×
  10. 9Peshawarlow-cost sensorsKhyber Pakhtunkhwa, Pakistan
    157.010.5×
  11. 11DushanbeDushanbe, Tajikistan
    133.08.9×
  12. 11HanumāngarhRajasthan, India
    133.08.9×
  13. 13MuzaffarnagarUttar Pradesh, India
    126.08.4×
  14. 14PanchkulaHaryana, India
    121.08.1×
  15. 15JaisalmerRajasthan, India
    114.07.6×
  16. 16BikanerRajasthan, India
    113.07.5×
  17. 17Karachilow-cost sensorsSindh, Pakistan
    110.07.3×
  18. 17GurugramHaryana, India
    110.07.3×
  19. 19NarelaDelhi, India
    109.07.3×
  20. 20ChūruRajasthan, India
    108.07.2×
  21. 21KarnālHaryana, India
    107.07.1×
  22. 22BāghpatUttar Pradesh, India
    103.06.9×
  23. 23FaridabadHaryana, India
    99.26.6×
  24. 24DelhiDelhi, India
    97.56.5×
  25. 25Yamuna NagarHaryana, India
    97.46.5×
  26. 26JīndHaryana, India
    96.56.4×
  27. 27MohaliPunjab, India
    96.06.4×
  28. 28NoidaUttar Pradesh, India
    95.36.4×
  29. 29BaddiHimachal Pradesh, India
    93.66.2×
  30. 30NajafgarhDelhi, India
    93.56.2×
  31. 31NāgaurRajasthan, India
    92.56.2×
  32. 32KaithalHaryana, India
    86.95.8×
  33. 33Rawalpindilow-cost sensorsPunjab, Pakistan
    83.45.6×
  34. 33GummidipundiTamil Nadu, India
    83.45.6×
  35. 35ThānesarHaryana, India
    82.65.5×
  36. 35JalandharPunjab, India
    82.65.5×
  37. 37SīkarRajasthan, India
    81.55.4×
  38. 38BahadurgarhHaryana, India
    80.65.4×
  39. 39Islamabadlow-cost sensorsIslamabad, Pakistan
    80.05.3×
  40. 40GhāziābādUttar Pradesh, India
    79.85.3×
  41. 41BhiwadiRajasthan, India
    79.05.3×
  42. 42Sri GanganagarRajasthan, India
    77.75.2×
  43. 42ChandigarhChandigarh, India
    77.75.2×
  44. 44JhunjhunūnRajasthan, India
    76.25.1×
  45. 45BegusaraiBihar, India
    75.95.1×
  46. 46HāpurUttar Pradesh, India
    75.45.0×
  47. 46DādriUttar Pradesh, India
    75.45.0×
  48. 48Aya NagarDelhi, India
    75.25.0×
  49. 49Greater NoidaUttar Pradesh, India
    72.94.9×
  50. 50Quettalow-cost sensorsBalochistan, Pakistan
    69.24.6×
  51. 51JaipurRajasthan, India
    68.94.6×
  52. 52MeerutUttar Pradesh, India
    65.24.3×
  53. 53JodhpurRajasthan, India
    64.94.3×
  54. 53NandriRajasthan, India
    64.94.3×
  55. 55NagapattinamTamil Nadu, India
    61.54.1×
  56. 55CuddaloreTamil Nadu, India
    61.54.1×
  57. 57Kampalalow-cost sensorsCentral Region, Uganda
    59.44.0×
  58. 58PatiālaPunjab, India
    58.73.9×
  59. 59SirsaHaryana, India
    54.93.7×
  60. 60CholulaPuebla, Mexico
    54.83.7×
  61. 61AjmerRajasthan, India
    51.63.4×
  62. 62MexicaliBaja California, Mexico
    50.73.4×
  63. 63Changchunlow-cost sensorsJilin, China
    50.23.3×
  64. 64VapiGujarat, India
    47.03.1×
  65. 65Bijelo PoljeBijelo Polje, Montenegro
    46.93.1×
  66. 66TonkRajasthan, India
    46.33.1×
  67. 66RasapūdipalemAndhra Pradesh, India
    46.33.1×
  68. 68Dubailow-cost sensorsDubai, United Arab Emirates
    45.83.1×
  69. 69ChennaiTamil Nadu, India
    44.63.0×
  70. 69RadomskoŁódź Voivodeship, Poland
    44.63.0×
  71. 71StrumicaStrumica, North Macedonia
    43.92.9×
  72. 72CoimbatoreTamil Nadu, India
    43.62.9×
  73. 73TetovoTetovo, North Macedonia
    43.32.9×
  74. 74DausaRajasthan, India
    43.22.9×
  75. 75KumanovoKumanovo, North Macedonia
    43.12.9×
  76. 76AnkleshwarGujarat, India
    42.82.9×
  77. 77Tularelow-cost sensorsCalifornia, United States
    42.62.8×
  78. 78TirupatiAndhra Pradesh, India
    42.32.8×
  79. 79JalgaonMaharashtra, India
    42.22.8×
  80. 80Pimpri-ChinchwadMaharashtra, India
    41.22.7×
  81. 81Blantyrelow-cost sensorsSouthern Region, Malawi
    40.92.7×
  82. 82JalorRajasthan, India
    40.52.7×
  83. 83Lilongwelow-cost sensorsCentral Region, Malawi
    40.22.7×
  84. 84KadapaAndhra Pradesh, India
    39.92.7×
  85. 85PljevljaPljevlja, Montenegro
    39.52.6×
  86. 86NeelankaraiTamil Nadu, India
    38.92.6×
  87. 87BhelaiChhattisgarh, India
    38.42.6×
  88. 88DejCluj County, Romania
    38.32.6×
  89. 89KavadarciKavadarci, North Macedonia
    37.52.5×
  90. 89Wadgaon KolhatiMaharashtra, India
    37.52.5×
  91. 91SirohiRajasthan, India
    37.32.5×
  92. 92Delanolow-cost sensorsCalifornia, United States
    36.92.5×
  93. 93ChittoorAndhra Pradesh, India
    36.12.4×
  94. 94SkopjeGrad Skopje, North Macedonia
    35.52.4×
  95. 95KalyānMaharashtra, India
    34.82.3×
  96. 96MorādābādUttar Pradesh, India
    33.82.3×
  97. 96BadlapurMaharashtra, India
    33.82.3×
  98. 98Almatylow-cost sensorsAlmaty, Kazakhstan
    33.62.2×
  99. 99BārmerRajasthan, India
    33.22.2×
  100. 100ChāpraBihar, India
    32.82.2×
  101. 101OhridOhrid, North Macedonia
    32.62.2×
  102. 102AnantapurAndhra Pradesh, India
    32.42.2×
  103. 103MangaluruKarnataka, India
    32.12.1×
  104. 104VelesVeles, North Macedonia
    31.72.1×
  105. 105SilcharAssam, India
    31.42.1×
  106. 105RourkelaOdisha, India
    31.42.1×
  107. 107Istanbullow-cost sensorsIstanbul, Turkey
    31.32.1×
  108. 107JodaOdisha, India
    31.32.1×
  109. 109NandedMaharashtra, India
    31.02.1×
  110. 110XonacatlánMéxico, Mexico
    30.92.1×
  111. 110QuthbullapurTelangana, India
    30.92.1×
  112. 112BhiwandiMaharashtra, India
    30.82.1×
  113. 112Lagoslow-cost sensorsLagos, Nigeria
    30.82.1×
  114. 112CalexicoCalifornia, United States
    30.82.1×
  115. 115BengaluruKarnataka, India
    30.62.0×
  116. 115Torrejón de ArdozMadrid, Spain
    30.62.0×
  117. 117LimaLima Province, Peru
    30.52.0×
  118. 118KigaliKigali, Rwanda
    30.02.0×
  119. 118San Salvador TizatlalliMéxico, Mexico
    30.02.0×
  120. 120GuwahatiAssam, India
    29.92.0×
  121. 120Santa Anita - Los FicusLima region, Peru
    29.92.0×
  122. 122TiruchirappalliTamil Nadu, India
    29.52.0×
  123. 122Villa Poeta José Gálvez BarrenecheaLima region, Peru
    29.52.0×
  124. 124BitolaBitola, North Macedonia
    29.42.0×
  125. 124KłodzkoLower Silesia, Poland
    29.42.0×
  126. 126ClosepetKarnataka, India
    29.11.9×
  127. 127GostivarGostivar, North Macedonia
    29.01.9×
  128. 127GūduvāncheriTamil Nadu, India
    29.01.9×
  129. 127AriyalūrTamil Nadu, India
    29.01.9×
  130. 130LewistonIdaho, United States
    28.71.9×
  131. 131Ciudad JuárezChihuahua, Mexico
    28.61.9×
  132. 132SalamancaGuanajuato, Mexico
    28.51.9×
  133. 132SpokaneWashington, United States
    28.51.9×
  134. 134San Francisco TlalcilalcalpanMéxico, Mexico
    28.31.9×
  135. 135JakartaJakarta, Indonesia
    28.01.9×
  136. 136RzeszówSubcarpathia, Poland
    27.81.9×
  137. 136BhubaneswarOdisha, India
    27.81.9×
  138. 138TirunelveliTamil Nadu, India
    27.41.8×
  139. 139KhargharMaharashtra, India
    27.11.8×
  140. 140NagpurMaharashtra, India
    27.01.8×
  141. 141TambaramTamil Nadu, India
    26.91.8×
  142. 141RishīkeshUttarakhand, India
    26.91.8×
  143. 143BelgradeCentral Serbia, Serbia
    26.71.8×
  144. 143Quezon Citylow-cost sensorsNational Capital Region, Philippines
    26.71.8×
  145. 145Spokane ValleyWashington, United States
    26.61.8×
  146. 146NashikMaharashtra, India
    26.51.8×
  147. 146Ciudad NezahualcoyotlMéxico, Mexico
    26.51.8×
  148. 148Sukutalow-cost sensorsWestern, Gambia
    26.31.8×
  149. 148Ciudad Benito JuárezNuevo León, Mexico
    26.31.8×
  150. 148Coeur d'AleneIdaho, United States
    26.31.8×
  151. 151BakersfieldCalifornia, United States
    26.21.7×
  152. 152HubballiKarnataka, India
    26.01.7×
  153. 152AurangabadMaharashtra, India
    26.01.7×
  154. 154KarurTamil Nadu, India
    25.81.7×
  155. 154TijuanaBaja California, Mexico
    25.81.7×
  156. 156San Francisco De BorjaLima region, Peru
    25.71.7×
  157. 157DębicaSubcarpathia, Poland
    25.41.7×
  158. 157JihlavaVysocina, Czechia
    25.41.7×
  159. 159VijayawadaAndhra Pradesh, India
    25.31.7×
  160. 159San Tung Chung HangIslands, Hong Kong
    25.31.7×
  161. 159WenatcheeWashington, United States
    25.31.7×
  162. 162SarajevoFederation of B&H, Bosnia and Herzegovina
    25.01.7×
  163. 163DhaulpurRajasthan, India
    24.91.7×
  164. 163ChittorgarhRajasthan, India
    24.91.7×
  165. 163Wan ChaiWan Chai, Hong Kong
    24.91.7×
  166. 166PanvelMaharashtra, India
    24.61.6×
  167. 167KolhāpurMaharashtra, India
    24.51.6×
  168. 168SāngliMaharashtra, India
    24.41.6×
  169. 169RājsamandRajasthan, India
    24.31.6×
  170. 170VisaliaCalifornia, United States
    24.21.6×
  171. 171TirumalaAndhra Pradesh, India
    24.11.6×
  172. 171Tuen MunTuen Mun, Hong Kong
    24.11.6×
  173. 173HassanKarnataka, India
    24.01.6×
  174. 173Banja LukaSrpska, Bosnia and Herzegovina
    24.01.6×
  175. 175IlindenIlinden, North Macedonia
    23.81.6×
  176. 175GwaliorMadhya Pradesh, India
    23.81.6×
  177. 177Yerevanlow-cost sensorsYerevan, Armenia
    23.61.6×
  178. 177Vereeniginglow-cost sensorsGauteng, South Africa
    23.61.6×
  179. 177SingrauliMadhya Pradesh, India
    23.61.6×
  180. 180GevgelijaGevgelija, North Macedonia
    23.51.6×
  181. 180Bielsko-BialaSilesia, Poland
    23.51.6×
  182. 182KutnoŁódź Voivodeship, Poland
    23.41.6×
  183. 183CallaoCallao, Peru
    23.31.6×
  184. 183YamanashiYamanashi, Japan
    23.31.6×
  185. 183AmaravatiAndhra Pradesh, India
    23.31.6×
  186. 186BoisarMaharashtra, India
    23.01.5×
  187. 187MitrovicëMitrovica, Kosovo
    22.91.5×
  188. 187GarcíaNuevo León, Mexico
    22.91.5×
  189. 189VirārMaharashtra, India
    22.81.5×
  190. 189HyderabadTelangana, India
    22.81.5×
  191. 189GuadalajaraJalisco, Mexico
    22.81.5×
  192. 192TlaquepaqueJalisco, Mexico
    22.41.5×
  193. 193PuneMaharashtra, India
    22.31.5×
  194. 193DhuleMaharashtra, India
    22.31.5×
  195. 193BarbilOdisha, India
    22.31.5×
  196. 196Tri-CitiesWashington, United States
    22.21.5×
  197. 196Hacienda Santa FeJalisco, Mexico
    22.21.5×
  198. 198AmravatiMaharashtra, India
    22.11.5×
  199. 199Queenstown Estatelow-cost sensorsSingapore
    22.01.5×
  200. 200KochaniKochani, North Macedonia
    21.91.5×

Top 200 of 2,303 shown.

Good0–9.0
Moderate9.1–35.4
Sensitive groups35.5–55.4
Unhealthy55.5–125.4
Very unhealthy125.5–225.4
Hazardous225.5+