Air Quality in Centralia, United States

Partly Cloudy
15.9°C · 67.2% humidity
15.9°
Feels 15.9°
57
Moderate
Unusually sensitive people should consider reducing prolonged outdoor exertion.
1 station

Nearby Monitoring Stations

AQI Forecast Calibrated
54 7pm
54
54
57 10pm
54
54
54 1am
54
54
54 4am
54
54
54 7am
54
54
54 10am
54
54
54 1pm
54
54
54 4pm
54
54
Station readings
61
60
43
34
CAMS model adj +27
27
27
27
27
27
27
27
27
27
27
27
27
27
27
27
27
27
27
27
27
27
27
27
27
AD 728×90

Air Quality Index Trend

38h · 1 stn

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

67.2%
Humidity
23.7 km/h
Wind WSW
1017.3 hPa
Pressure
14.9
UV Extreme
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
57
15.0 µg/m³
PM10
13
13.7 µg/m³
050100150200300500

What is the weather forecast for Centralia?

Temperature & Precipitation

PM2.5 Trend

38h · 1 station
PM2.515.0 µg/m³ ✓ WHO
Moderate
PM1013.7 µg/m³
Good
UV INDEX14.9
Extreme
AD 300×250
Station readings (1 station within 25 km)
15.0
Median
15.0
Average
15.0
Low
15.0
High
PM2.5 µg/m³ · Model: 6.15 · Bias: -8.9

What is the 7-day forecast for Centralia?

08-03
33.7° 7.5°
08-04
27.6° 10.3°
08-05
27.4° 8.7°
08-06
23.7° 11.3°
08-07
30.1° 10.6°
08-08
24.6° 11.8°
08-09
23.0° 7.6°
Both models agree Avg diff: 4.5°C

Where are air quality stations near Centralia?

34
Market Blvd, Chehalis, Washington, USA
5.9 km PM2.5: 8.2 µg/m³

What cities are near Centralia?

52 Tumwater 52 Lacey 51 Olympia 61 Spanaway 62 Frederickson 62 Graham 58 Parkland 49 Longview 64 University Place 62 South Hill
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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 2026-08-08T05:35 UTC.