Today | Weather | Sunday, October 26, 2025

Weather in Berwyn, Illinois

09:07 AM

Now

48° F

Feels Like 45°

Precipitation 0 %

Wind 9 mph

UV Index (0 - 11+) 1

Humidity 73 %

Today

Day 59°

Night 45°

Precipitation 0 %

Wind 12 mph

UV Index (0 - 11+) 3

Berwyn Weather Forecast Updated

Weather Forecast History

Last Year's Weather on This Day (October 26, 2024)

Day

59°

Night

45°

Air Quality in Berwyn

NOW

45 AQI

Good air quality Dominant pollutant: PM_2.5

Pollutant Concentrations:

PM_2.5 10.74 µg/m³

PM₁₀ 11.67 µg/m³

O₃ 0.027 ppm

NO₂ 2.3 ppb

SO₂ 0.1 ppb

CO 0.14 ppm

NH₃ 3.11 µg/m³

NO 0.36 µg/m³

PM_2.5 – 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)

PM_2.5 – 10.74 µg/m³

PM₁₀ – 11.67 µg/m³

O₃ – 52.81 µg/m³

NO₂ – 4.34 µg/m³

SO₂ – 0.34 µg/m³

CO – 155.7 µg/m³

NH₃ – 3.11 µg/m³

NO – 0.36 µg/m³

View Hourly Air Quality Forecast