Today | Weather | Thursday, December 4, 2025

Weather in Tacoma, Washington

02:09 AM
Now
Rainy Weather
39° F
Feels Like 36°
Precipitation 54 %
Wind 6 mph
Humidity 93 %
Today
Rainy Weather
Day 46°
Night 45°
Precipitation 89 %
Wind 6 mph
UV Index (0 - 11+) 0

Tacoma Weather Forecast Updated

51 minutes ago
Last updated on
Weather Forecast History
Last Year's Weather on This Day (December 4, 2024)
Rainy Weather

Day

41°

Night

32°

Wind

4 mph

Precipitation

55 %

Air Quality in Tacoma

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

Pollutant Concentrations:

PM2.5 7.94 µg/m³
PM10 9.34 µg/m³
O3 0.009 ppm
NO2 9.5 ppb
SO2 0.3 ppb
CO 0.25 ppm
NH3 0.08 µg/m³
NO 0.03 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)
PM2.57.94 µg/m³
PM109.34 µg/m³
O318.62 µg/m³
NO217.96 µg/m³
SO20.82 µg/m³
CO291.51 µg/m³
NH30.08 µg/m³
NO0.03 µg/m³