What is the air quality in Olympia today?

The current Air Quality Index (AQI) in Olympia is 18 (Good). PM2.5 concentration is 4.15 µg/m³.

What is the temperature in Olympia right now?

The current temperature in Olympia is 12.3°C (feels like 12.3°C). Humidity is 87.4% and wind speed is 18.9 km/h.

Is it safe to go outside in Olympia?

Air quality is satisfactory. Enjoy outdoor activities. The UV Index is 0.0 (Low).

Air Quality in Olympia, United States

Drizzle

12.3°C · 87.4% humidity

12.3°

Feels 12.3°

Good

Air quality is satisfactory. Enjoy outdoor activities.

4 stations

Nearby Monitoring Stations

AQI Forecast

38 11am

18 2pm

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Station readings

Air Quality Index Trend

48h · 3 stn

View full history →

Olympia's air quality is primarily affected by vehicle emissions and industrial activity. Seasonal wildfire smoke and weather patterns can cause periodic air quality deterioration.

87.4%

Humidity

18.9 km/h

Wind WSW

1016.3 hPa

Pressure

0.0

UV Low

GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲

4.15 µg/m³

PM10

13.7 µg/m³

050100150200300500

What is the weather forecast for Olympia?

Temperature & Precipitation

PM2.5 Trend

48h · 3 stations

PM2.54.15 µg/m³ ✓ WHO

Good

PM1013.7 µg/m³

Good

UV INDEX0.0

Low

Station readings (4 stations within 25 km)

4.15

Median

4.5

Average

3.1

Low

6.7

High

PM2.5 µg/m³ · Model: 6.0 · Bias: +1.9

Both models agree Avg diff: 3.4°C

Where are air quality stations near Olympia?

College St, Lacey, Washington, USA

6.3 km PM2.5: 2.4 µg/m³

College St, Lacey, Washington, USA

6.3 km PM2.5: 4.8 µg/m³

W Franklin, Shelton, Washington, USA

24.1 km PM2.5: 3.1 µg/m³

W Franklin, Shelton, Washington, USA

24.1 km PM2.5: 6.7 µg/m³

Yelm-Bald Hill Rd SE

27.3 km PM2.5: 11.2 µg/m³

What cities are near Olympia?

17 Tumwater 17 Lacey 29 University Place 32 Spanaway 31 Centralia 31 Parkland 33 Frederickson 30 Tacoma 32 Graham 37 Puyallup

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Data sources: AQI from ground-level monitoring stations via AQICN. Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-10-20T21:44 UTC.