Today | Weather | Wednesday, June 10, 2026

Weather in Joliet, Illinois

12:26 PM
Now
Cloudy Weather
90° F
Feels Like 100°
Precipitation 1 %
Wind 16 mph
UV Index (0 - 11+) 10
Humidity 64 %
Today
Sunny with a Chance of Thunderstorms
Day 91°
Night 70°
Precipitation 85 %
Wind 15 mph
UV Index (0 - 11+) 10

Warning: High UV Index Today: 10

High risk of harm from unprotected sun exposure. Take precautions: wear a hat, sunglasses, and apply sunscreen regularly if you’ll be outdoors for extended periods.

Joliet Weather Forecast Updated

Last updated on
Weather Forecast History
Last Year's Weather on This Day (June 10, 2025)
Cloudy Weather

Day

79°

Night

59°

Wind

12 mph

UV Index

10

Precipitation

0 %

Air Quality in Joliet

NOW
29 AQI
Good air quality Dominant pollutant: O3

Pollutant Concentrations:

PM2.5 5.09 µg/m³
PM10 6.66 µg/m³
O3 0.032 ppm
NO2 0.8 ppb
SO2 0.9 ppb
CO 0.09 ppm
NH3 0.8 µg/m³
NO 0.22 µg/m³
PM2.5 – Fine particles <2.5μm
PM10 – Inhalable particles <10μm
O3 – Ozone
NO2 – Nitrogen dioxide
SO2 – Sulfur dioxide
CO – Carbon monoxide
NH3 – Ammonia
NO – Nitric oxide

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

Show raw pollutant concentrations (µg/m³)
PM2.55.09 µg/m³
PM106.66 µg/m³
O361.98 µg/m³
NO21.43 µg/m³
SO22.26 µg/m³
CO104.1 µg/m³
NH30.8 µg/m³
NO0.22 µg/m³