Today | Weather | Wednesday, August 12, 2026

Weather in Olympia, Washington

04:49 AM
Now
Cloudy Night
59° F
Feels Like 59°
Precipitation 2 %
Wind 2 mph
Humidity 97 %
Today
Cloudy Weather
Day 77°
Night 54°
Precipitation 25 %
Wind 4 mph
UV Index (0 - 11+) 6

Olympia Weather Forecast Updated

19 minutes ago
Last updated on

Air Quality in Olympia

NOW
21 AQI
Good air quality Dominant pollutant: O3

Pollutant Concentrations:

PM2.5 1.95 µg/m³
PM10 2.65 µg/m³
O3 0.022 ppm
NO2 0.3 ppb
SO2 0 ppb
CO 0.06 ppm
NH3 0.04 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)
PM2.51.95 µg/m³
PM102.65 µg/m³
O343.86 µg/m³
NO20.62 µg/m³
SO20.13 µg/m³
CO73 µg/m³
NH30.04 µg/m³
NO0 µg/m³