Air Quality in Maple Valley, United States
Clear
18.5°C · 43.4% humidity
18.5°
Feels 18.5°
22
Good
Air quality is satisfactory. Enjoy outdoor activities.
11 stations
Nearby Monitoring Stations
AQI Forecast
25
9am
25
25
22
12pm
25
27
27
3pm
27
27
34
6pm
34
34
34
9pm
34
34
27
12am
27
27
25
3am
25
25
25
6am
25
25
Air Quality Index Trend
48h · 26 stnMaple Valley's air quality is primarily affected by vehicle emissions and industrial activity. Seasonal wildfire smoke and weather patterns can cause periodic air quality deterioration.
43.4%
Humidity
21.7 km/h
Wind NNW
1018.2 hPa
Pressure
12.9
UV Extreme
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
5.3 µg/m³
PM10
13.7 µg/m³
050100150200300500
What is the weather forecast for Maple Valley?
Temperature & Precipitation
PM2.5 Trend
48h · 26 stationsPM2.55.3 µg/m³
✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX12.9
Extreme
Station readings (11 stations within 25 km)
5.3
Median
5.15
Average
2.4
Low
6.46
High
PM2.5 µg/m³ · Model: 5.9 · Bias: +0.6
What is the 7-day forecast for Maple Valley?
05-29
27.3° 9.1°
15.06 mm
05-30
20.6° 7.8°
3.19 mm
05-31
25.0° 9.9°
06-01
19.3° 4.2°
06-02
30.0° 9.4°
06-03
21.6° 6.3°
2.75 mm
06-04
19.6° 9.9°
1.13 mm
Both models agree
Avg diff: 4.3°C
Where are air quality stations near Maple Valley?
27
Auburn
18
Issaquah-Lake Sammamish
25
Auburn-29th Street
28
Des Moines-S 240th St
27
Federal Way-S 300th St
35
Tukwilla Allentown, Washington, USA
29
Tukwilla Allentown, Washington, USA
44
Tukwilla Allentown, Washington, USA
22
SeaTac-Sunset Park
30
North Bend Way, North Bend, Washington, USA
What cities are near Maple Valley?
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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 2026-05-29T19:24 UTC.