Today | Weather | Thursday, December 4, 2025

Weather in Renton, Washington

02:09 AM
Now
Rainy Weather
43° F
Feels Like 39°
Precipitation 55 %
Wind 6 mph
Humidity 88 %
Today
Rainy Weather
Day 48°
Night 46°
Precipitation 88 %
Wind 6 mph
UV Index (0 - 11+) 0

Renton Weather Forecast Updated

Last updated on
Weather Forecast History
Last Year's Weather on This Day (December 4, 2024)
Foggy Weather

Day

37°

Night

32°

Wind

6 mph

Precipitation

40 %

Air Quality in Renton

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

Pollutant Concentrations:

PM2.5 10.46 µg/m³
PM10 12.24 µg/m³
O3 0.006 ppm
NO2 11.2 ppb
SO2 0.3 ppb
CO 0.29 ppm
NH3 0.11 µg/m³
NO 0.04 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)
PM2.510.46 µg/m³
PM1012.24 µg/m³
O311.75 µg/m³
NO221.09 µg/m³
SO20.82 µg/m³
CO329.18 µg/m³
NH30.11 µg/m³
NO0.04 µg/m³