IQAir

Air quality, PM2.5 levels and city forecasts

City air quality readings and forecasts from IQAir.

Get air quality

Get air quality

Get current city air quality, weather, daily forecast, and health advice from IQAir. Forecast and some readings may be unavailable for certain cities.

Your information

City

City to look up, for example Delhi.

More options

CountryOptional

Country to distinguish cities with the same name, for example India.

1 credit per run

Example results

City: Delhi
Aqi Us: 156
Country: India
Category: Unhealthy
Iqair URL: iqair.com
Pm25 Ug M3: 63
Updated At: 2026-09-29T08:30:00+05:30
Temperature C: 26
Main Pollutant: PM2.5
Wind Speed (km/h): 7
Humidity (%): 64
Pm25 Who Guideline Times: 12.6
Daily Forecast: Daily Forecast
Date Aqi Us Category Low Temperature C High Temperature C
2026-09-29
157
Unhealthy
24
34
2026-09-30
154
Unhealthy
28
37
2026-10-01
140
Unhealthy for sensitive groups
29
39
Health Recommendations: Avoid outdoor exercise
Close your windows to avoid dirty outdoor air
Wear a mask outdoors
Run an air purifier

Daily Forecast
Date	Aqi Us	Category	Low Temperature C	High Temperature C
2026-09-29	157	Unhealthy	24	34
2026-09-30	154	Unhealthy	28	37
2026-10-01	140	Unhealthy for sensitive groups	29	39

Example data · Run in Studio for fresh results.

About IQAir

IQAir, also called AirVisual, returns current city air quality, weather, daily forecasts, and health advice; provide a city and optionally a country.

Get air quality returns AQI, PM2.5, weather readings, and forecasts, though some data may be unavailable for certain cities.

Built by Fous from iqair.com and iqair.cn and checked automatically; it last passed a check on Sep 29, 2026. Fous is not affiliated with IQAir.

Actions

Get air quality

1 credit per run

Get current city air quality, weather, daily forecast, and health advice from IQAir. Forecast and some readings may be unavailable for certain cities.

Uses iqair.cn.

What you provide

Field	Type	Required	Description
City`city`	Text	Required	City to look up, for example Delhi.Example: Delhi
Country`country`	Text	Optional	Country to distinguish cities with the same name, for example India.Example: France

What you get

Field	Type	Description
City`city`	Text	Example: Delhi
Aqi Us`aqi_us`	Number	Example: 156
Country`country`	Text	Example: India
Category`category`	Text	Example: Unhealthy
Iqair URL`iqair_url`	Text	Example: https://www.iqair.com/air-quality/india/delhi/delhi
Pm25 Ug M3`pm25_ug_m3`	Number	Example: 63
Updated At`updated_at`	Text	Observation time in the city, ISO 8601 with offset.Example: 2026-09-29T08:30:00+05:30
Temperature C`temperature_c`	Number	Example: 26
Daily Forecast`daily_forecast`	List
Date`daily_forecast[].date`	Date	Example: 2026-09-29
Aqi Us`daily_forecast[].aqi_us`	Number	Example: 157
Category`daily_forecast[].category`	Text	Example: Unhealthy
Low Temperature C`daily_forecast[].low_temperature_c`	Number	Example: 24
High Temperature C`daily_forecast[].high_temperature_c`	Number	Example: 34
Main Pollutant`main_pollutant`	Text	Example: PM2.5
Wind Speed (km/h)`wind_speed_kmh`	Number	Example: 7
Humidity (%)`humidity_percent`	Number	Example: 64
Health Recommendations`health_recommendations`	List
Pm25 Who Guideline Times`pm25_who_guideline_times`	Number	Example: 12.6

Example result

For City: Delhi

JSON

{
  "city": "Delhi",
  "aqi_us": 156,
  "country": "India",
  "category": "Unhealthy",
  "iqair_url": "https://www.iqair.com/air-quality/india/delhi/delhi",
  "pm25_ug_m3": 63,
  "updated_at": "2026-09-29T08:30:00+05:30",
  "temperature_c": 26,
  "daily_forecast": [
    {
      "date": "2026-09-29",
      "aqi_us": 157,
      "category": "Unhealthy",
      "low_temperature_c": 24,
      "high_temperature_c": 34
    },
    {
      "date": "2026-09-30",
      "aqi_us": 154,
      "category": "Unhealthy",
      "low_temperature_c": 28,
      "high_temperature_c": 37
    },
    {
      "date": "2026-10-01",
      "aqi_us": 140,
      "category": "Unhealthy for sensitive groups",
      "low_temperature_c": 29,
      "high_temperature_c": 39
    }
  ],
  "main_pollutant": "PM2.5",
  "wind_speed_kmh": 7,
  "humidity_percent": 64,
  "health_recommendations": [
    "Avoid outdoor exercise",
    "Close your windows to avoid dirty outdoor air",
    "Wear a mask outdoors"
  ],
  "pm25_who_guideline_times": 12.6
}

For developers

Run this workflow from your own code. In Studio, turn on Developer mode and create an API key.

cURL

# First set your key: export FOUS_API_KEY='YOUR_FOUS_API_KEY'
: "${FOUS_API_KEY:?Set FOUS_API_KEY before running this example}"

curl 'https://api.fous.com/v1/query' \
  --fail-with-body --silent --show-error --max-time 120 \
  -H "Authorization: Bearer $FOUS_API_KEY" \
  -H 'Content-Type: application/json' \
  --data-raw '{
  "api": "@iqair",
  "visibility": "public",
  "operation": "get_air_quality",
  "version": 1,
  "input": {
    "city": "Delhi"
  },
  "response": {
    "format": "json"
  }
}'

What you can do with it

Monitor air quality and PM2.5 levels by city
Compare pollution levels across cities
Review daily air quality and temperature forecasts
Share health recommendations for local conditions

Questions

Is Fous affiliated with IQAir?

No. Fous is not affiliated with IQAir. This workflow reads the public iqair.com website and returns its data.

How much does it cost?

Each run costs 1 credit. With pay-as-you-go, a credit costs 1¢; monthly plans cost less per credit.

Do I need a IQAir account?

No. You only need a Fous account.

How current is the data?

Fous gets the data from iqair.com when you run it; repeating the same request within a day may return the saved result. Fous checks this workflow automatically; it last passed a check on Sep 29, 2026.