Karachi vs Lahore AQI Comparison

Side-by-side OpenAQ-derived air quality comparison for Karachi and Lahore. Values use mapped daily PM2.5 and PM10 observations normalized to US EPA AQI.

Lower average AQI: Karachi (91-pt gap)PM2.5: Karachi 35.4 ug/m3 · Lahore 103.8 ug/m3

Source: OpenAQ local exports mapped to AQI Now cities; city summaries cover 2023-12-31–2024-11-29 and 2023-12-31–2024-12-31.

Compare two cities

City A

City B

Karachi vs Lahore

Karachi

Sindh, Pakistan

100

PM2.5: 35.4 ug/m3
PM10: 55.7 ug/m3
Worst month: January
Trend: n/a

EPA category: Unhealthy for Sensitive Groups

Lahore

Punjab, Pakistan

191

PM2.5: 103.8 ug/m3
PM10: 238.9 ug/m3
Worst month: January
Trend: n/a

EPA category: Unhealthy

Lower average AQI in this selected period: Karachi. Values are historical OpenAQ-derived city summaries, not live readings.

Yearly EPA AQI trend

Seasonal EPA AQI heatmap

JanFebMarAprMayJunJulAugSepOctNovDec

Karachi

122

103

121

117

122

Lahore

359

207

156

116

141

136

113

145

200

340

272

What this comparison measures

Average EPA AQI — city-level daily AQI values averaged across the OpenAQ coverage window.
PM2.5 and PM10 — mapped monitor concentrations aggregated to daily city averages.
Seasonality — worst and cleanest months from the monthly city rollups.
Trend — difference between the earliest and latest yearly AQI average in this build.