Discover the world's most trusted and reliable air quality information, provided by the leading air pollution data expert, IQAir. With coverage spanning over 500,000 locations across more than 100 countries, our data is sourced from a vast global network of government monitoring stations and IQAir's own validated sensors. Whether you're sensitive to allergens and suffer from asthma, or you're an athlete, runner, cyclist, or engaged in outdoor sports, our comprehensive service is indispensable for planning the healthiest day possible.

Our platform offers detailed historical, real-time, and forecast air pollution data, including key pollutants and Air Quality Index (AQI) for your chosen locations. Enhanced views allow you to track air pollution trends over the past month and the next 48 hours, ensuring you stay well-informed. Plan your week with our unique 7-day air pollution and weather forecast, which includes wind direction and speed, enabling you to understand how wind impacts pollution and choose the best times for outdoor activities.

Explore the world's air quality with our interactive 2D and 3D pollution maps, offering a panoramic view and a stunning heatmapped AirVisual Earth 3D model. Our health recommendations guide you in minimizing your exposure to pollutants, particularly crucial for individuals with respiratory conditions like asthma. Additionally, our weather information section provides comprehensive data on temperature, humidity, wind, current conditions, and forecasts, making it your one-stop resource for weather updates.

Stay updated on wildfires, smoke, and other significant air quality events with real-time alerts, historical data, forecasts, and news updates on an interactive global map. For allergy sufferers, our pollen count feature provides tree, weed, and grass pollen levels for your favorite locations, along with a 3-day forecast, available in select regions.

Monitor six key pollutants - PM2.5, PM10, ozone, nitrogen dioxide, sulfur dioxide, and carbon monoxide - in real time and track their historical trends. Our real-time air pollution city ranking lets you compare the best and worst cities worldwide based on live PM2.5 concentrations. We also offer specialized information and forecasts tailored for sensitive groups, including those with respiratory illnesses.

Our extended historical data graphs provide insights into air pollution trends over the last 48 hours or daily averages over the past month. For those with IQAir's Atem X and HealthPro series air purifiers, remote control and monitoring features ensure safer indoor air quality, with live and historical data, filter replacement alerts, and more. Additionally, synchronization with the IQAir AirVisual Pro air monitor allows for indoor air quality readings and control over monitor settings.

Stay informed with our air pollution community news, covering current events, medical findings, and advancements in global air pollution control. Our educational resources help you understand PM2.5 and other pollutants, and how to manage life in polluted environments, especially if you suffer from respiratory conditions like asthma.

With the most extensive network of air pollution sensors worldwide, we cover countries such as China, India, Singapore, Japan, Korea, USA, Canada, Australia, Mexico, Brazil, France, Hong Kong, Thailand, Indonesia, Chile, Turkey, Germany, and many more. Our service includes major cities like Beijing, Shanghai, Seoul, Mumbai, New Delhi, Tokyo, Mexico City, Bangkok, London, Los Angeles, New York, San Francisco, Paris, Berlin, Ho Chi Minh City, and Chiang Mai, ensuring you have access to air quality data wherever you are.