Today | Weather | Thursday, February 5, 2026

Weather in Olympia, Washington

05:35 PM
Now
Cloudy Night
52° F
Feels Like 52°
Precipitation 5 %
Wind 4 mph
Humidity 75 %
Today
Cloudy Weather
Day 57°
Night 34°
Precipitation 25 %
Wind 2 mph
UV Index (0 - 11+) 1

Olympia Weather Forecast Updated

Air Quality in Olympia

NOW
26 AQI
Good air quality Dominant pollutant: O3

Pollutant Concentrations:

PM2.5 4.67 µg/m³
PM10 6.37 µg/m³
O3 0.028 ppm
NO2 5.5 ppb
SO2 0.4 ppb
CO 0.20 ppm
NH3 1.01 µg/m³
NO 0.01 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)
PM2.54.67 µg/m³
PM106.37 µg/m³
O355.1 µg/m³
NO210.34 µg/m³
SO20.98 µg/m³
CO229.48 µg/m³
NH31.01 µg/m³
NO0.01 µg/m³