Nanjing Good

Nanjing, Jiangsu

Updated: Jul 10, 2026, 2:00 AM

Good

Air quality is satisfactory, and air pollution poses little or no risk.

Current Weather

27.4°C

Temperature

88%

Humidity

mph wind

Clear sky

Conditions

Pollutant Breakdown

PM2.5

µg/m³ · Fine particles

PM10

µg/m³ · Coarse particles

15.1

Ozone

ppb · Ground-level ozone

3.7

NO₂

ppb · Nitrogen dioxide

3.1

SO₂

ppb · Sulfur dioxide

1.9

ppm · Carbon monoxide

Dominant pollutant: PM25

PM2.5 Forecast (next 7 days)

Thu

7/9

avg

Fri

7/10

102

avg

Sat

7/11

avg

Sun

7/12

avg

Mon

7/13

avg

Tue

7/14

133

avg

Wed

7/15

142

avg

Health Guidance

✅

General population: No restrictions. Enjoy outdoor activities.

✅

Sensitive groups: Air quality is good. Normal activities are fine.

💨

Keep windows closed if AQI is Unhealthy or above. Use HEPA air purifiers indoors.

Data from: Nanjing Air Quality Distribution System (南京空气质量发布系统), Jiangsu Environmental Protection public network (江苏省城市空气PM2.5等试运行监测数据平台), World Air Quality Index Project

Is the air safe in Nanjing today?

The current Air Quality Index (AQI) in Nanjing is 42, which is classified as "Good". Air quality is satisfactory, and air pollution poses little or no risk.

The AQI scale runs from 0 to 500. Values of 0–50 are Good, 51–100 are Moderate, 101–150 are Unhealthy for Sensitive Groups, 151–200 are Unhealthy, 201–300 are Very Unhealthy, and 301–500 are Hazardous.

Air quality in Nanjing, Jiangsu is monitored by local environmental agencies and reported through the World Air Quality Index project. Data is updated hourly and includes PM2.5, PM10, ozone, nitrogen dioxide, sulfur dioxide, and carbon monoxide.

AQI Scale Reference

0–50

Good

51–100

Moderate

101–150

Unhealthy for Sensitive Groups

151–200

Unhealthy

201–300

Very Unhealthy

301+

Hazardous