Today | Weather | Tuesday, April 7, 2026

Weather in Federal Way, Washington

03:09 AM
Now
Cloudy Night
45° F
Feels Like 41°
Precipitation 7 %
Wind 7 mph
Humidity 78 %
Today
Cloudy Weather
Day 55°
Night 36°
Precipitation 3 %
Wind 6 mph
UV Index (0 - 11+) 5

Federal Way Weather Forecast Updated

Last updated on
Weather Forecast History
Last Year's Weather on This Day (April 7, 2025)
Rainy Weather

Day

57°

Night

45°

Wind

9 mph

UV Index

3

Precipitation

100 %

Air Quality in Federal Way

NOW
28 AQI
Good air quality Dominant pollutant: O3

Pollutant Concentrations:

PM2.5 1.52 µg/m³
PM10 3.45 µg/m³
O3 0.030 ppm
NO2 1.2 ppb
SO2 0.2 ppb
CO 0.12 ppm
NH3 0.15 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)
PM2.51.52 µg/m³
PM103.45 µg/m³
O358.87 µg/m³
NO22.29 µg/m³
SO20.44 µg/m³
CO132.58 µg/m³
NH30.15 µg/m³
NO0 µg/m³