Today | Weather | Tuesday, September 1, 2026

Weather in Renton, Washington

08:25 AM
Now
Cloudy Weather
61° F
Feels Like 57°
Precipitation 0 %
Wind 7 mph
UV Index (0 - 11+) 0
Humidity 83 %
Today
Cloudy Weather
Day 73°
Night 57°
Precipitation 14 %
Wind 8 mph
UV Index (0 - 11+) 5

Renton Weather Forecast Updated

Last updated on
Weather Forecast History
Last Year's Weather on This Day (September 1, 2025)
Cloudy Night

Day

72°

Night

61°

Wind

5 mph

Precipitation

1 %

Air Quality in Renton

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

Pollutant Concentrations:

PM2.5 3.03 µg/m³
PM10 4.95 µg/m³
O3 0.014 ppm
NO2 2.2 ppb
SO2 0.3 ppb
CO 0.10 ppm
NH3 0.21 µg/m³
NO 0.06 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)
PM2.53.03 µg/m³
PM104.95 µg/m³
O328.09 µg/m³
NO24.06 µg/m³
SO20.75 µg/m³
CO112.27 µg/m³
NH30.21 µg/m³
NO0.06 µg/m³