Air Quality in Lake Oswego, United States

Clear
23.1°C · 42.4% humidity
23.1°
Feels 23.1°
32
Good
Air quality is satisfactory. Enjoy outdoor activities.
8 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
22 6am
18
15
32 9am
30
9
2 12pm
2
1
1 3pm
1
0
0 6pm
0
0
6 9pm
6
26
26 12am
26
26
26 3am
26
26
Station readings
22
18
15
13
CAMS model adj -28
54
54
54
54
54
34
27
27
25
25
25
25
25
27
27
34
34
54
54
54
54
54
54
54
AD 728×90

Air Quality Index Trend

48h · 3 stn

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

42.4%
Humidity
18.5 km/h
Wind N
1017.4 hPa
Pressure
2.9
UV Moderate
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
32
7.85 µg/m³
PM10
19
20.55 µg/m³
050100150200300500

What is the weather forecast for Lake Oswego?

Temperature & Precipitation

PM2.5 Trend

48h · 3 stations
PM2.57.85 µg/m³ ✓ WHO
Good
PM1020.55 µg/m³
Good
UV INDEX2.9
Moderate
AD 300×250
Station readings (8 stations within 25 km)
7.85
Median
6.29
Average
2.07
Low
10.8
High
PM2.5 µg/m³ · Model: 10.0 · Bias: +2.2

What is the 7-day forecast for Lake Oswego?

09-05
26.4° 12.8°
09-06
27.5° 16.1°
09-07
28.7° 10.3°
6.5 mm
09-08
28.5° 15.6°
09-09
29.7° 13.0°
09-10
35.1° 13.3°
09-11
27.4° 12.5°
Both models agree Avg diff: 4.6°C

Where are air quality stations near Lake Oswego?

45
Tualatin I-5 Roadway, Oregon, USA
6.3 km PM2.5: 10.8 µg/m³
16
Gladstone High School
7.0 km PM2.5: 3.8 µg/m³
19
Sensor Box 5, Oregon, USA
7.8 km PM2.5: 4.6 µg/m³
14
Sensor Box 5, Oregon, USA
7.8 km PM2.5: 3.4 µg/m³
18
Sensor Box 5, Oregon, USA
7.8 km PM2.5: 4.3 µg/m³
20
Portland Postal Bldg., Oregon, USA
7.8 km PM2.5: 4.8 µg/m³
18
Portland Lane Middle School
7.8 km PM2.5: 4.3 µg/m³
18
Sensor Box 5, Oregon, USA
7.8 km PM2.5: 4.3 µg/m³
38
Portland, Oregon, USA
10.0 km PM2.5: 9.1 µg/m³
23
Portland Lincoln High School
10.9 km PM2.5: 5.5 µg/m³

What cities are near Lake Oswego?

30 Oak Grove 26 Milwaukie 32 West Linn 36 Tigard 43 Tualatin 32 Oregon City 27 Lents 26 Happy Valley 26 Beaverton 34 Sherwood
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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 2026-09-05T16:25 UTC.