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
52
7pm
56
30
52
10pm
49
48
46
1am
45
45
44
4am
42
44
43
7am
41
41
41
10am
41
43
43
1pm
43
43
43
4pm
43
43
Station readings
52
56
30
26
CAMS model
adj +16
27
27
27
27
27
27
27
27
27
27
25
27
27
25
25
25
25
27
27
27
27
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?
26
College St, Lacey, Washington, USA
54
Yelm-Bald Hill Rd SE
26
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 2026-08-08T05:34 UTC.