Chicago Hourly Weather
United States · Thursday, March 12, 2026
Real-time Air Quality Index (AQI)
Chicago Weather & Air Quality Overview
Chicago is a city in United States, located in the Northern Hemisphere at coordinates 41.88°N, 87.63°W. With a population of approximately 8.9 million, it is one of the notable urban centers in Americas. Chicago experiences a temperate climate. This page provides real-time temperature, humidity, wind speed, UV index, air quality monitoring, and a detailed 10-day weather forecast for Chicago, United States.
Right now in Chicago, the temperature is -1°C (feels like -5°C) with clear sky. Humidity is at 83%. Winds are blowing at 11 km/h. Today's high is expected to reach 6°C and the low will be around -1°C.
The current Air Quality Index (AQI) in Chicago is 19, rated as Good. The dominant pollutant is PM2.5.
Hourly Weather in Chicago
Hour-by-hour conditions for Chicago help you plan your day. Temperature, rain chance, and wind for Chicago, United States are updated regularly.
- Today's high in Chicago: 6°C
- Humidity in Chicago: 83%
- Current AQI in Chicago: 19 (Good)
- Wind in Chicago: 11 km/h
Weather in Chicago and the Chicago forecast are updated every few minutes. For more cities, see our weather directory and global AQI map, or check city AQI rankings and weather guides.
Data updates every few minutes. Weather powered by Open-Meteo. Air quality from multiple monitoring networks.