China AQI Analytics
OpenAQ-derived PM2.5 and PM10 history for 6 cities, mapped to AQI Now city pages and normalized to the US EPA AQI scale.
Search city analytics
- Cities
- 6
- Locations
- 7
- Daily rows
- 1,576
- Avg EPA AQI
- 85
with OpenAQ history
mapped monitors
2023-12-31 to 2024-12-31
30.0 ug/m3 PM2.5
Current data story
The highest average AQI in this pilot slice is Beijing, with an EPA AQI average of 111 and PM2.5 around 43.1 ug/m3. Its worst month is April.
Source: OpenAQ local parquet plus raw CSV coordinate recovery. Build 2026-05-12T00:27:56.105574+00:00.
Analytics tools
City AQI Comparison
LiveRank cities side by side using OpenAQ PM2.5 and PM10 history normalized to US EPA AQI.
6 eligible cities
Open toolAQI Trends
LiveCompare yearly air-quality direction, best years, worst years, and trend deltas.
4 eligible cities
Open toolSeasonal Pollution
LiveFind each city's worst and cleanest months from daily OpenAQ-derived EPA AQI.
6 eligible cities
Open toolHealth Impact
LiveTranslate PM2.5 exposure into WHO exceedance and a simple cigarette-equivalent indicator.
6 eligible cities
Open toolCities ranked by average AQI
| City | Avg AQI | PM2.5 | Worst month | Trend | Coverage |
|---|---|---|---|---|---|
| Beijing Beijing, China | 111 | 43.1 ug/m3 | April | n/a | 357 days · 2 locations |
| Shenyang Liaoning, China | 111 | 44.3 ug/m3 | February | n/a | 249 days · 1 locations |
| Huajing Shanghai, China | 94 | 34.9 ug/m3 | January | n/a | 244 days · 1 locations |
| Shanghai Shanghai, China | 83 | 25.9 ug/m3 | December | n/a | 287 days · 1 locations |
| Guangzhou Guangdong, China | 81 | 24.9 ug/m3 | December | n/a | 361 days · 1 locations |
| Hohhot Inner Mongolia, China | 29 | 7.1 ug/m3 | January | n/a | 78 days · 1 locations |