Air Quality in Tigard, United States

Clear
21.7°C · 40.7% humidity
21.7°
Feels 21.7°
53
Moderate
Unusually sensitive people should consider reducing prolonged outdoor exertion.
1 station

Nearby Monitoring Stations

AQI Forecast Calibrated
42 5pm
42
51
53 8pm
52
51
50 11pm
49
49
49 2am
48
48
48 5am
48
48
48 8am
55
55
55 11am
55
48
48 2pm
48
48
Station readings
42
42
51
CAMS model adj +21
27
27
27
27
27
27
27
27
27
27
27
27
27
27
27
27
34
34
34
34
27
27
27
27
AD 728×90

Air Quality Index Trend

43h · 3 stn

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

40.7%
Humidity
14.2 km/h
Wind WNW
1016.7 hPa
Pressure
17.4
UV Extreme
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
53
13.25 µg/m³
PM10
13
13.7 µg/m³
050100150200300500

What is the weather forecast for Tigard?

Temperature & Precipitation

PM2.5 Trend

43h · 3 stations
PM2.513.25 µg/m³ ✓ WHO
Moderate
PM1013.7 µg/m³
Good
UV INDEX17.4
Extreme
AD 300×250
Station readings (1 station within 25 km)
13.25
Median
13.25
Average
13.25
Low
13.25
High
PM2.5 µg/m³ · Model: 6.25 · Bias: -7.0

What is the 7-day forecast for Tigard?

08-03
36.8° 13.8°
08-04
29.8° 15.4°
08-05
35.2° 17.2°
08-06
28.4° 18.6°
08-07
32.9° 15.3°
08-08
29.7° 12.7°
08-09
29.3° 12.6°
Both models agree Avg diff: 4.4°C

Where are air quality stations near Tigard?

59
Tualatin I-5 Roadway, Oregon, USA
4.1 km PM2.5: 15.9 µg/m³
51
Beaverton, Oregon, USA
5.5 km PM2.5: 12.1 µg/m³
36
Portland Lincoln High School
11.6 km PM2.5: 8.7 µg/m³
30
Portland Lane Middle School
14.0 km PM2.5: 7.2 µg/m³
49
Portland Benson High School
14.3 km PM2.5: 11.7 µg/m³
53
Portland, Oregon, USA
15.0 km PM2.5: 13.1 µg/m³
32
Portland Roosevelt High School
17.9 km PM2.5: 7.8 µg/m³
44
Hillsboro, Oregon, USA
19.0 km PM2.5: 10.6 µg/m³
57
NE Grant St Collocation
19.1 km PM2.5: 15.1 µg/m³
45
Portland McDaniel High School
19.4 km PM2.5: 10.7 µg/m³

What cities are near Tigard?

26 Tualatin 54 Beaverton 54 Lake Oswego 26 Sherwood 53 Aloha 54 Oak Grove 54 Milwaukie 26 West Linn 27 Wilsonville 26 Oregon City
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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 2026-08-08T03:00 UTC.