Creative Commons Attribution

open-meteo-air-quality-api

Open-Meteo operates an open-source weather API with free access for non-commercial use.

open-meteo

Open-Meteo

The API endpoint /v1/air-quality accepts a geographical coordinate, a list of weather variables and responds with a JSON hourly air quality forecast for 5 days. Time always starts at 0:00 today.

Forecast is based on the 11 kilometer CAMS European air quality forecast and the 40 kilometer CAMS global atmospheric composition forecasts. The European and global domain are not coupled and may show different forecasts.


Open-Meteo Air Quality API

A full specification of the values and format of inputs and outputs for the Open-Meteo Air Quality API