Live city guide · China

Shanghai
Air Quality

Current US AQI, the next clean-air window, pollutant context and practical health guidance for Shanghai.

Current modelled readingReading the atmosphere…

—US AQI—

24-hour average—

3-hour change—

Best next window—

Reading the atmosphere…

02 · The next 48 hours

The next 48 hours

Use the cleanest window for exercise, commuting and ventilation.

200150100500

PM2.5—µg/m³

PM10—µg/m³

NO₂—µg/m³

O₃—µg/m³

03 · Local context

What can shape the air in Shanghai?

Local air changes with weather and emissions. Common influences can include:

01road traffic and congestion

02port and shipping activity

03industrial and power emissions

04regional seasonal haze

When conditions often shift

Sea breezes can improve or redistribute pollution quickly, so hour-by-hour conditions matter more than a daily label.

04 · Health context

Turn the reading into a decision

0—50Normal outdoor plans are generally suitable.

51—100Most people can continue normally; unusually sensitive people should watch for symptoms.

101—150Sensitive groups should reduce long or intense outdoor activity.

151—200Everyone should reduce prolonged exertion; sensitive groups should move activity indoors.

201+Avoid prolonged outdoor activity and create a cleaner indoor space.

Open full forecast↗Inspect nearby stations↗

05 · Method

How this city page works

The live panel uses modelled Open-Meteo/CAMS data at one central coordinate. It may differ from a nearby monitoring station and does not represent every neighbourhood.

Data: Open-Meteo · CAMS ENSEMBLE

Is this an official reading for all of Shanghai?

No. It is a modelled estimate for one central coordinate. Conditions can differ by neighbourhood.

How often does this page update?

AirAhead checks fresh model data and caches responses for 30 minutes.