Today | Weather | Wednesday, August 12, 2026

Weather in Bloomington, Illinois

06:48 AM
Now
Cloudy Weather
72° F
Feels Like 75°
Precipitation 49 %
Wind 7 mph
UV Index (0 - 11+) 1
Humidity 97 %
Today
Sunny with a Chance of Thunderstorms
Day 84°
Night 70°
Precipitation 99 %
Wind 10 mph
UV Index (0 - 11+) 4

Bloomington Weather Forecast Updated

44 minutes ago
Last updated on

Air Quality in Bloomington

NOW
20 AQI
Good air quality Dominant pollutant: PM2.5

Pollutant Concentrations:

PM2.5 4.87 µg/m³
PM10 5.25 µg/m³
O3 0.021 ppm
NO2 1.9 ppb
SO2 0.4 ppb
CO 0.10 ppm
NH3 0.68 µg/m³
NO 0 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)
PM2.54.87 µg/m³
PM105.25 µg/m³
O340.78 µg/m³
NO23.5 µg/m³
SO21.01 µg/m³
CO115.29 µg/m³
NH30.68 µg/m³
NO0 µg/m³