SmogRank / History / February 3, 2025

Most polluted cities on February 3, 2025

2,110 cities ranked by their average PM2.5 over the day; the worst was Dhaka, Bangladesh, at 178.0 µg/m³. Each city's own local calendar day.

Bad-air episodes during February 3, 2025. All episodes.

← Dhaka 178.0 µg/m³ 150 µg/m³15 WHO 24-hour guideline
Every city ranked for February 3, 2025, 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. 1Dhakalow-cost sensorsDhaka Division, Bangladesh
    25311.9×
  2. 2Lahorelow-cost sensorsPunjab, Pakistan
    23910.9×
  3. 3KolkataWest Bengal, India
    23510.7×
  4. 4DushanbeDushanbe, Tajikistan
    2129.1×
  5. 5Almatylow-cost sensorsAlmaty, Kazakhstan
    2008.3×
  6. 6Peshawarlow-cost sensorsKhyber Pakhtunkhwa, Pakistan
    1937.7×
  7. 7DelhiDelhi, India
    1907.4×
  8. 8Bishkeklow-cost sensorsBishkek, Kyrgyzstan
    1887.2×
  9. 9Ulan BatorUlaanbaatar, Mongolia
    1806.5×
  10. 10Kampalalow-cost sensorsCentral Region, Uganda
    1796.3×
  11. 11Kathmandulow-cost sensorsBagmati Province, Nepal
    1796.3×
  12. 12N'DjamenaN’Djaména, Chad
    1705.5×
  13. 13SalorTashkent Region, Uzbekistan
    1685.3×
  14. 14MumbaiMaharashtra, India
    1675.3×
  15. 15Şabāḩ as SālimMubārak al Kabīr, Kuwait
    1634.8×
  16. 15Si Sa KetSi Sa Ket, Thailand
    1634.8×
  17. 17ŻywiecSilesia, Poland
    1624.7×
  18. 18ValjevoCentral Serbia, Serbia
    1614.7×
  19. 19Bielsko-BialaSilesia, Poland
    1614.6×
  20. 20Abujalow-cost sensorsFCT, Nigeria
    1604.6×
  21. 21KrotoszynGreater Poland, Poland
    1594.5×
  22. 22Karachilow-cost sensorsSindh, Pakistan
    1594.5×
  23. 23Sing BuriSing Buri, Thailand
    1584.4×
  24. 24PhetchaburiPhetchaburi, Thailand
    1584.4×
  25. 25Ubon RatchathaniUbon Ratchathani, Thailand
    1584.4×
  26. 26KalasinKalasin, Thailand
    1584.3×
  27. 27SukhothaiSukhothai, Thailand
    1584.3×
  28. 28Buri RamBuriram, Thailand
    1574.3×
  29. 29UžiceCentral Serbia, Serbia
    1574.2×
  30. 30YasothonYasothon, Thailand
    1574.2×
  31. 31Lop BuriLopburi, Thailand
    1574.2×
  32. 32Banja LukaSrpska, Bosnia and Herzegovina
    1564.2×
  33. 33Si Maha PhotPrachin Buri, Thailand
    1564.2×
  34. 34Khon KaenKhon Kaen, Thailand
    1564.2×
  35. 35Nong Bua LamphuNong Bua Lamphu, Thailand
    1554.1×
  36. 36KraljevoCentral Serbia, Serbia
    1554.1×
  37. 37Islamabadlow-cost sensorsIslamabad, Pakistan
    1554.0×
  38. 38Prachin BuriPrachin Buri, Thailand
    1544.0×
  39. 38Nakhon LuangPhra Nakhon Si Ayutthaya, Thailand
    1544.0×
  40. 40Nong ChokBangkok, Thailand
    1533.9×
  41. 41KigaliKigali, Rwanda
    1533.9×
  42. 42Khlong LuangPathum Thani, Thailand
    1533.9×
  43. 43Chai NatChai Nat, Thailand
    1533.9×
  44. 44Novi PazarCentral Serbia, Serbia
    1533.9×
  45. 45RatchaburiRatchaburi, Thailand
    1523.8×
  46. 46TratTrat, Thailand
    1523.8×
  47. 47SurinSurin, Thailand
    1523.8×
  48. 48BaghdadBaghdad, Iraq
    1523.8×
  49. 49OpoleOpole Voivodeship, Poland
    1513.7×
  50. 50Ban Talat BuengChon Buri, Thailand
    1503.7×
  51. 51Khan Na YaoBangkok, Thailand
    1493.7×
  52. 52KłodzkoLower Silesia, Poland
    1493.7×
  53. 52Khlong Sam WaBangkok, Thailand
    1493.7×
  54. 54Roi EtRoi Et, Thailand
    1473.6×
  55. 55Kinshasalow-cost sensorsKinshasa, Democratic Republic of the Congo
    1473.6×
  56. 56ShanghaiShanghai, China
    1453.6×
  57. 57Bueng KumBangkok, Thailand
    1453.5×
  58. 58KragujevacCentral Serbia, Serbia
    1443.5×
  59. 59Bang KapiBangkok, Thailand
    1443.5×
  60. 60Nakhon RatchasimaNakhon Ratchasima, Thailand
    1413.5×
  61. 61Lak SiBangkok, Thailand
    1403.4×
  62. 62ČačakCentral Serbia, Serbia
    1403.4×
  63. 62Jastrzębie ZdrójSilesia, Poland
    1403.4×
  64. 64Bang NaBangkok, Thailand
    1383.4×
  65. 65SaraburiSaraburi, Thailand
    1373.3×
  66. 65LubańLower Silesia, Poland
    1373.3×
  67. 67RacibórzSilesia, Poland
    1363.3×
  68. 68PhichitPhichit, Thailand
    1363.3×
  69. 69NanNan, Thailand
    1353.3×
  70. 70LazarevacCentral Serbia, Serbia
    1353.3×
  71. 71Udon ThaniUdon Thani, Thailand
    1343.3×
  72. 72MukdahanMukdahan, Thailand
    1343.3×
  73. 73Czechowice-DziedziceSilesia, Poland
    1333.2×
  74. 75PirotCentral Serbia, Serbia
    1333.2×
  75. 76AranyaprathetSa Kaeo, Thailand
    1323.2×
  76. 77BéthuneHauts-de-France, France
    1313.2×
  77. 78Phra Nakhon Si AyutthayaPhra Nakhon Si Ayutthaya, Thailand
    1303.2×
  78. 79RoeselareFlanders, Belgium
    1293.1×
  79. 80Sai MaiBangkok, Thailand
    1283.1×
  80. 81CairoCairo, Egypt
    1283.1×
  81. 81ZgierzŁódź Voivodeship, Poland
    1283.1×
  82. 83BihaćFederation of B&H, Bosnia and Herzegovina
    1263.0×
  83. 84NišCentral Serbia, Serbia
    1263.0×
  84. 85MaldegemFlanders, Belgium
    1253.0×
  85. 86ChaiyaphumChaiyaphum, Thailand
    1253.0×
  86. 87Nakhon PathomNakhon Pathom, Thailand
    1243.0×
  87. 88AshgabatAshgabat, Turkmenistan
    1243.0×
  88. 89Mueang NonthaburiNonthaburi, Thailand
    1233.0×
  89. 90Saphan SungBangkok, Thailand
    1233.0×
  90. 91Amnat CharoenAmnat Charoen, Thailand
    1233.0×
  91. 92Laem ChabangChon Buri, Thailand
    1233.0×
  92. 93Mae SaiChiang Rai, Thailand
    1222.9×
  93. 94Nakhon SawanNakhon Sawan, Thailand
    1222.9×
  94. 95Ban Khlong PrawetBangkok, Thailand
    1222.9×
  95. 96LoeiLoei, Thailand
    1212.9×
  96. 97Sakon NakhonSakon Nakhon, Thailand
    1212.9×
  97. 97Lat KrabangBangkok, Thailand
    1212.9×
  98. 99Ban ChangRayong, Thailand
    1212.9×
  99. 100BangkokBangkok, Thailand
    1202.9×
  100. 101PhraePhrae, Thailand
    1202.9×
  101. 101Nong KhaemBangkok, Thailand
    1202.9×
  102. 103ČadcaŽilina Region, Slovakia
    1202.9×
  103. 104SarajevoFederation of B&H, Bosnia and Herzegovina
    1192.9×
  104. 105KrakówLesser Poland, Poland
    1192.8×
  105. 106ŁaskŁódź Voivodeship, Poland
    1182.8×
  106. 107LampangLampang, Thailand
    1172.8×
  107. 108Phra PradaengSamut Prakan, Thailand
    1162.8×
  108. 109Istanbullow-cost sensorsIstanbul, Turkey
    1162.8×
  109. 110SremčicaCentral Serbia, Serbia
    1142.7×
  110. 110Mae SotTak, Thailand
    1142.7×
  111. 110HyderabadTelangana, India
    1142.7×
  112. 113Ban Samae DamBangkok, Thailand
    1142.7×
  113. 114Kamphaeng PhetKamphaeng Phet, Thailand
    1142.7×
  114. 114RixensartWallonia, Belgium
    1142.7×
  115. 116WormsRheinland-Pfalz, Germany
    1142.7×
  116. 117IzegemFlanders, Belgium
    1132.7×
  117. 118MenenFlanders, Belgium
    1132.7×
  118. 119Bang Bo DistrictSamut Prakan, Thailand
    1122.7×
  119. 120PhetchabunPhetchabun, Thailand
    1122.7×
  120. 121Chiang RaiChiang Rai, Thailand
    1112.6×
  121. 122AmiensHauts-de-France, France
    1112.6×
  122. 123MaarssenUtrecht, The Netherlands
    1102.6×
  123. 124DhahranEastern Province, Saudi Arabia
    1102.6×
  124. 124RayongRayong, Thailand
    1102.6×
  125. 126ZemunCentral Serbia, Serbia
    1082.6×
  126. 126ChanthaburiChanthaburi, Thailand
    1082.6×
  127. 128GrimbergenFlanders, Belgium
    1082.6×
  128. 129BakuBaki, Azerbaijan
    1072.5×
  129. 130CreilHauts-de-France, France
    1072.5×
  130. 131DunkirkHauts-de-France, France
    1072.5×
  131. 131KatowiceSilesia, Poland
    1072.5×
  132. 133BeverenFlanders, Belgium
    1062.5×
  133. 134ObrenovacCentral Serbia, Serbia
    1062.5×
  134. 134LochristiFlanders, Belgium
    1062.5×
  135. 134MainzRheinland-Pfalz, Germany
    1062.5×
  136. 137Jelenia GóraLower Silesia, Poland
    1052.5×
  137. 138ChumphonChumphon, Thailand
    1032.4×
  138. 138UttaraditUttaradit, Thailand
    1032.4×
  139. 140HouthalenFlanders, Belgium
    1022.4×
  140. 141Suphan BuriSuphan Buri, Thailand
    1022.4×
  141. 142SchiedamSouth Holland, The Netherlands
    1022.4×
  142. 143ThionvilleGrand Est, France
    1012.4×
  143. 144Gorzów WielkopolskiLubusz, Poland
    1012.4×
  144. 145StabroekFlanders, Belgium
    1002.4×
  145. 145Kędzierzyn-KoźleOpole Voivodeship, Poland
    1002.4×
  146. 148KaliszGreater Poland, Poland
    992.3×
  147. 149Skarżysko-KamiennaŚwiętokrzyskie, Poland
    992.3×
  148. 149Accralow-cost sensorsGreater Accra, Ghana
    992.3×
  149. 149AntwerpFlanders, Belgium
    992.3×
  150. 149Santa CatarinaNuevo León, Mexico
    992.3×
  151. 153BredaNorth Brabant, The Netherlands
    992.3×
  152. 154PhayaoPhayao, Thailand
    992.3×
  153. 154Abidjanlow-cost sensorsAbidjan Autonomous District, Ivory Coast
    992.3×
  154. 154MechelenFlanders, Belgium
    992.3×
  155. 157Samut PrakanSamut Prakan, Thailand
    992.3×
  156. 158KortrijkFlanders, Belgium
    992.3×
  157. 158KoksijdeFlanders, Belgium
    992.3×
  158. 158KapellenFlanders, Belgium
    992.3×
  159. 161Samut SakhonSamut Sakhon, Thailand
    982.3×
  160. 161MünsterNorth Rhine-Westphalia, Germany
    982.3×
  161. 161TravnikFederation of B&H, Bosnia and Herzegovina
    982.3×
  162. 164Ban PhaeoSamut Sakhon, Thailand
    982.3×
  163. 164ZwijndrechtFlanders, Belgium
    982.3×
  164. 166MonsWallonia, Belgium
    982.3×
  165. 167BottropNorth Rhine-Westphalia, Germany
    982.3×
  166. 168SmederevoCentral Serbia, Serbia
    972.3×
  167. 168IJsselsteinUtrecht, The Netherlands
    972.3×
  168. 168GentFlanders, Belgium
    972.3×
  169. 171RouenNormandy, France
    972.3×
  170. 172UtrechtUtrecht, The Netherlands
    972.3×
  171. 172Boulogne-sur-MerHauts-de-France, France
    972.3×
  172. 174MedemblikNorth Holland, The Netherlands
    972.2×
  173. 174ZaventemFlanders, Belgium
    972.2×
  174. 176FutogVojvodina, Serbia
    962.2×
  175. 176Ciudad Benito JuárezNuevo León, Mexico
    962.2×
  176. 178DattelnNorth Rhine-Westphalia, Germany
    962.2×
  177. 179GroningenGroningen, The Netherlands
    952.2×
  178. 179BrusselsBrussels Capital, Belgium
    952.2×
  179. 181Flémalle-HauteWallonia, Belgium
    952.2×
  180. 182TilburgNorth Brabant, The Netherlands
    952.2×
  181. 183TarnówLesser Poland, Poland
    952.2×
  182. 183EindhovenNorth Brabant, The Netherlands
    952.2×
  183. 185MonterreyNuevo León, Mexico
    942.2×
  184. 186CharleroiWallonia, Belgium
    942.2×
  185. 187BarneveldGelderland, The Netherlands
    942.1×
  186. 187GelsenkirchenNorth Rhine-Westphalia, Germany
    942.1×
  187. 187RambouilletÎle-de-France, France
    942.1×
  188. 190TournaiWallonia, Belgium
    932.1×
  189. 191HasseltFlanders, Belgium
    932.1×
  190. 192RotterdamSouth Holland, The Netherlands
    932.1×
  191. 192ÉvreuxNormandy, France
    932.1×
  192. 192BordeauxNew Aquitaine, France
    932.1×
  193. 195Novi SadVojvodina, Serbia
    932.1×
  194. 196Nakhon NayokNakhon Nayok, Thailand
    922.1×
  195. 196FriesoytheLower Saxony, Germany
    922.1×
  196. 198VenrayLimburg, The Netherlands
    922.1×
  197. 198OldenburgLower Saxony, Germany
    922.1×
  198. 200MiskolcBorsod-Abaúj-Zemplén, Hungary
    922.1×

Top 200 of 2,110 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, February 3, 2025, smogrank.com/history/2025-02-03 (accessed 2 Oct 2026).

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