Air Quality in Lacey, United States
Windy
16.2°C · 65.2% humidity
16.2°
Feels 16.2°
52
Moderate
Unusually sensitive people should consider reducing prolonged outdoor exertion.
2 stations
Nearby Monitoring Stations
Lacey's air quality — share it
AQI Forecast
Calibrated
54
3pm
57
51
52
6pm
51
51
51
9pm
51
51
51
12am
51
51
51
3am
51
49
51
6am
51
49
49
9am
49
49
51
12pm
51
51
Station readings
54
57
51
45
CAMS model
adj +24
27
27
27
27
27
27
27
27
27
27
27
27
27
27
25
27
27
25
25
25
25
27
27
27
Air Quality Index Trend
44h · 3 stnLacey's air quality is primarily affected by vehicle emissions and industrial activity. Seasonal wildfire smoke and weather patterns can cause periodic air quality deterioration.
65.2%
Humidity
40.5 km/h
Wind SW
1017.1 hPa
Pressure
14.9
UV Extreme
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
12.6 µg/m³
PM10
13.7 µg/m³
050100150200300500
What is the weather forecast for Lacey?
Temperature & Precipitation
PM2.5 Trend
44h · 3 stationsPM2.512.6 µg/m³
✓ WHO
Moderate
PM1013.7 µg/m³
Good
UV INDEX14.9
Extreme
Station readings (2 stations within 25 km)
12.6
Median
13.88
Average
12.6
Low
15.15
High
PM2.5 µg/m³ · Model: 6.5 · Bias: -6.1
What is the 7-day forecast for Lacey?
08-03
34.9° 7.7°
08-04
28.6° 11.3°
0.06 mm
08-05
29.6° 9.5°
08-06
24.7° 11.8°
08-07
31.9° 11.6°
08-08
28.0° 9.3°
08-09
25.7° 7.6°
Both models agree
Avg diff: 4.4°C
Where are air quality stations near Lacey?
51
College St, Lacey, Washington, USA
45
College St, Lacey, Washington, USA
61
Yelm-Bald Hill Rd SE
49
W Franklin, Shelton, Washington, USA
51
W Franklin, Shelton, Washington, USA
What cities are near Lacey?
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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 2026-08-08T01:56 UTC.