Air Quality in Happy Valley, United States

Windy
28.1°C · 20.7% humidity
28.1°
Feels 28.1°
53
Moderate
Unusually sensitive people should consider reducing prolonged outdoor exertion.
10 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
55 12pm
57
56
53 3pm
41
37
35 6pm
33
31
30 9pm
37
36
56 12am
56
55
55 3am
55
55
55 6am
55
55
55 9am
—
—
Station readings
57
56
58
CAMS model adj +1
54
54
34
34
27
27
27
27
27
27
34
34
54
54
54
54
54
54
54
54
54
54
AD 728×90

Air Quality Index Trend

46h · 2 stn

Happy 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.

20.7%
Humidity
53.0 km/h
Wind NNW
1011.8 hPa
Pressure
19.9
UV Extreme
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
53
13.25 µg/m³
PM10
19
20.55 µg/m³
050100150200300500

What is the weather forecast for Happy Valley?

Temperature & Precipitation

PM2.5 Trend

46h · 2 stations
PM2.513.25 µg/m³ ✓ WHO
Moderate
PM1020.55 µg/m³
Good
UV INDEX19.9
Extreme
AD 300×250
Station readings (10 stations within 25 km)
13.25
Median
15.34
Average
6.5
Low
38.7
High
PM2.5 µg/m³ · Model: 10.85 · Bias: -2.4

What is the 7-day forecast for Happy Valley?

07-21
34.5° 15.4°
07-22
28.1° 15.9°
07-23
35.8° 18.2°
07-24
35.9° 16.1°
07-25
27.6° 17.1°
07-26
36.0° 12.7°
07-27
30.6° 16.8°
Both models agree Avg diff: 2.8°C

Where are air quality stations near Happy Valley?

50
Portland Postal Bldg., Oregon, USA
6.2 km PM2.5: 12.0 µg/m³
152
Portland Postal Bldg., Oregon, USA
6.2 km PM2.5: 57.4 µg/m³
36
Portland Lane Middle School
6.2 km PM2.5: 8.7 µg/m³
52
Gresham Centennial High School
6.6 km PM2.5: 12.8 µg/m³
58
Portland, Oregon, USA
7.9 km PM2.5: 15.4 µg/m³
42
Portland, Oregon, USA
7.9 km PM2.5: 10.1 µg/m³
24
Portland McDaniel High School
11.2 km PM2.5: 5.7 µg/m³
34
Portland Benson High School
13.0 km PM2.5: 8.1 µg/m³
134
Portland Cully Helensview, Oregon, USA
13.3 km PM2.5: 48.9 µg/m³
52
Portland Lincoln High School
14.7 km PM2.5: 12.4 µg/m³

What cities are near Happy Valley?

49 Lents 52 Milwaukie 55 Oak Grove 56 Gresham 56 West Linn 58 Lake Oswego 56 Oregon City 54 Troutdale 54 Camas 83 Tigard
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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 2026-07-21T22:38 UTC.