Today | Weather | Saturday, October 11, 2025

Weather in Rockford, Illinois

08:46 PM

Now

54° F

Feels Like 52°

Precipitation 0 %

Wind 6 mph

Humidity 76 %

Today

Day 70°

Night 46°

Precipitation 0 %

Wind 5 mph

Rockford Weather Forecast Updated

52 minutes ago

Last updated on October 11, 2025 7:53 PM

Weather Forecast History

Last Year's Weather on This Day (October 11, 2024)

Day

82°

Night

54°

Wind

6 mph

Precipitation

Air Quality in Rockford

NOW

36 AQI

Good air quality Dominant pollutant: O₃

Pollutant Concentrations:

PM_2.5 5.97 µg/m³

PM₁₀ 6.69 µg/m³

O₃ 0.039 ppm

NO₂ 2.9 ppb

SO₂ 0.7 ppb

CO 0.12 ppm

NH₃ 2.61 µg/m³

NO 0 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 – 5.97 µg/m³

PM₁₀ – 6.69 µg/m³

O₃ – 77.22 µg/m³

NO₂ – 5.37 µg/m³

SO₂ – 1.76 µg/m³

CO – 140.69 µg/m³

NH₃ – 2.61 µg/m³

NO – 0 µg/m³

View Hourly Air Quality Forecast