PL

Air quality in Tehran today

Iran · Updated Friday 02:30 (local time) · Model data from the Copernicus Atmosphere Monitoring Service

68

Poor European AQI

Consider less intense outdoor activity, especially if you have heart or lung conditions.

See Tehran breathe on the live map →

Pollutants right now

PollutantValueLevel
PM2.539 µg/m³Poor
PM1042 µg/m³Moderate
NO₂76 µg/m³Fair
O₃0 µg/m³Good

The pollutant that matters most in Tehran right now is PM2.5.

Forecast: next 24 hours

Over the next 24 hours the air in Tehran is expected to be worst around Fri 19:30 (AQI 84, very poor). The cleanest hour is expected around Fri 09:30.

Fri 03:30: AQI 66Fri 04:30: AQI 65Fri 05:30: AQI 65Fri 06:30: AQI 63Fri 07:30: AQI 61Fri 08:30: AQI 56Fri 09:30: AQI 51Fri 10:30: AQI 64Fri 11:30: AQI 73Fri 12:30: AQI 78Fri 13:30: AQI 78Fri 14:30: AQI 75Fri 15:30: AQI 66Fri 16:30: AQI 52Fri 17:30: AQI 70Fri 18:30: AQI 82Fri 19:30: AQI 84Fri 20:30: AQI 81Fri 21:30: AQI 77Fri 22:30: AQI 75Fri 23:30: AQI 73Sat 00:30: AQI 70Sat 01:30: AQI 66Sat 02:30: AQI 61Fri 03:30Fri 15:30Sat 02:30
TimeAQILevelPM2.5
Fri 03:3066Poor33
Fri 06:3063Poor35
Fri 09:3051Moderate24
Fri 12:3078Poor12
Fri 15:3066Poor9
Fri 18:3082Very poor25
Fri 21:3077Poor43
Sat 00:3070Poor29

The last 30 days

Over the last 30 days the average daily AQI in Tehran was 66, with 19 day(s) rated poor or worse. The cleanest day was 31 Aug, the most polluted 16 Sept.

30 Aug: AQI 5831 Aug: AQI 521 Sept: AQI 542 Sept: AQI 583 Sept: AQI 664 Sept: AQI 605 Sept: AQI 656 Sept: AQI 627 Sept: AQI 708 Sept: AQI 689 Sept: AQI 6610 Sept: AQI 7411 Sept: AQI 6112 Sept: AQI 6713 Sept: AQI 6414 Sept: AQI 7015 Sept: AQI 7216 Sept: AQI 7817 Sept: AQI 7418 Sept: AQI 7019 Sept: AQI 7120 Sept: AQI 5521 Sept: AQI 6722 Sept: AQI 7223 Sept: AQI 7830 Aug11 Sept23 Sept

Questions and answers

Is the air in Tehran good today?
Right now the European Air Quality Index in Tehran is 68, which is poor. Consider less intense outdoor activity, especially if you have heart or lung conditions.
What pollutes the air in Tehran?
At the moment PM2.5 contributes most to the air quality index in Tehran. The index takes the worst of fine particles (PM2.5), coarser particles (PM10), nitrogen dioxide, ozone and sulphur dioxide.
When will the air in Tehran be cleanest?
Over the next 24 hours the air in Tehran is expected to be worst around Fri 19:30 (AQI 84, very poor). The cleanest hour is expected around Fri 09:30.
Where does this data come from?
Wheezair shows model estimates from the Copernicus Atmosphere Monitoring Service (CAMS), served by Open-Meteo: about 11 km resolution in Europe and 40 km elsewhere, updated daily. They are not station measurements, so a busy street can be worse than its city's value.

Nearby cities

All cities in Iran →