Air Quality in Tumwater, United States

Drizzle
10.4°C · 98.7% humidity
10.4°
Feels 10.4°
26
Good
Air quality is satisfactory. Enjoy outdoor activities.
1 station

Nearby Monitoring Stations

AQI Forecast
24 4am
24
24
26 7am
25
25
27 10am
27
27
27 1pm
27
34
34 4pm
34
34
34 7pm
34
34
27 10pm
27
27
27 1am
27
34
AD 728×90

Air Quality Index Trend

48h · 9 stn

Tumwater's air quality is primarily affected by vehicle emissions and industrial activity. Seasonal wildfire smoke and weather patterns can cause periodic air quality deterioration. Current PM2.5 concentration in Tumwater is 1.2× the WHO annual guideline of 5 µg/m³.

98.7%
Humidity
39.3 km/h
Wind SSW
1017.5 hPa
Pressure
1.4
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
26
6.2 µg/m³
PM10
13
13.7 µg/m³
050100150200300500

What is the weather forecast for Tumwater?

Temperature & Precipitation

PM2.5 Trend

48h · 9 stations
PM2.56.2 µg/m³ ✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX1.4
Low
AD 300×250
Station readings (1 station within 25 km)
6.2
Median
6.2
Average
6.2
Low
6.2
High
PM2.5 µg/m³ · Model: 5.8 · Bias: -0.4

What is the 7-day forecast for Tumwater?

05-29
26.9° 10.4°
10.12 mm
05-30
18.2° 7.4°
3.06 mm
05-31
27.1° 9.0°
06-01
21.7° 4.5°
06-02
31.7° 8.0°
06-03
22.7° 5.2°
3.06 mm
06-04
16.4° 10.5°
0.06 mm
Both models agree Avg diff: 3.7°C

Where are air quality stations near Tumwater?

10
College St, Lacey, Washington, USA
7.1 km PM2.5: 2.4 µg/m³
6
Yelm-Bald Hill Rd SE
26.2 km PM2.5: 1.5 µg/m³
8
W Franklin, Shelton, Washington, USA
27.1 km PM2.5: 1.9 µg/m³
21
W Franklin, Shelton, Washington, USA
27.1 km PM2.5: 5.0 µg/m³

What cities are near Tumwater?

24 Olympia 26 Lacey 26 Centralia 18 University Place 24 Spanaway 32 Parkland 20 Frederickson 17 Tacoma 20 Graham 13 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 2026-05-29T14:46 UTC.