Air Quality in City of Sammamish, United States

Partly Cloudy
17.7°C · 58.5% humidity
17.7°
Feels 17.7°
10
Good
Air quality is satisfactory. Enjoy outdoor activities.
26 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
9 10am
9
9
10 1pm
9
9
9 4pm
8
9
9 7pm
9
9
9 10pm
9
9
9 1am
9
9
9 4am
9
9
9 7am
9
9
Station readings
8
12
12
8
CAMS model adj -16
25
25
25
25
25
25
25
24
25
25
25
25
25
25
25
25
25
25
25
25
25
25
25
25
AD 728×90

Air Quality Index Trend

48h · 1 stn

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

58.5%
Humidity
18.8 km/h
Wind SSW
1014.9 hPa
Pressure
9.4
UV Very High
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5
10
2.54 µg/m³
PM10▲
13
13.7 µg/m³
050100150200300500

What is the weather forecast for City of Sammamish?

Temperature & Precipitation

PM2.5 Trend

48h · 1 station
PM2.52.54 µg/m³ ✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX9.4
Very High
AD 300×250
Station readings (26 stations within 25 km)
2.54
Median
3.53
Average
0.97
Low
7.2
High
PM2.5 µg/m³ · Model: 5.9 · Bias: +3.4

What is the 7-day forecast for City of Sammamish?

06-08
22.7° 9.1°
0.81 mm
06-09
15.2° 8.9°
1.12 mm
06-10
20.0° 10.3°
06-11
22.0° 7.4°
06-12
31.5° 11.8°
0.19 mm
06-13
30.5° 6.2°
06-14
23.6° 10.0°
0.69 mm
Both models agree Avg diff: 4.8°C

Where are air quality stations near City of Sammamish?

4
Issaquah-Lake Sammamish
6.1 km PM2.5: 1.0 µg/m³
2
SE 12th St, Bellevue, Washington, USA
8.3 km PM2.5: 0.5 µg/m³
30
SE 12th St, Bellevue, Washington, USA
8.3 km PM2.5: 7.2 µg/m³
6
SE 12th St, Bellevue, Washington, USA
8.3 km PM2.5: 1.4 µg/m³
57
SE 12th St, Bellevue, Washington, USA
8.3 km PM2.5: 15.0 µg/m³
17
Olive St, Seattle, Washington, USA
20.0 km PM2.5: 4.1 µg/m³
9
Seattle-S Myrtle St
20.6 km PM2.5: 2.2 µg/m³
14
Beacon Hill, Seattle, Washington, USA
20.7 km PM2.5: 3.4 µg/m³
10
Seattle-16th Ave S
20.7 km PM2.5: 2.5 µg/m³
45
10th and Weller, Seattle, Washington, USA
21.2 km PM2.5: 10.8 µg/m³

What cities are near City of Sammamish?

12 Sammamish 9 West Lake Sammamish 8 Issaquah 12 Union Hill-Novelty Hill 13 Redmond 15 Mercer Island 13 Kirkland 12 Cottage Lake 16 Columbia City 14 Renton
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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 2026-06-08T20:45 UTC.