What is the air quality in Happy Valley today?

The current Air Quality Index (AQI) in Happy Valley is 21 (Good). PM2.5 concentration is 5.11 µg/m³.

What is the temperature in Happy Valley right now?

The current temperature in Happy Valley is 15.9°C (feels like 15.9°C). Humidity is 54.0% and wind speed is 9.0 km/h.

Is it safe to go outside in Happy Valley?

Air quality is satisfactory. Enjoy outdoor activities. The UV Index is 0.0 (Low).

Air Quality in Happy Valley, United States

Partly Cloudy

15.9°C · 54.0% humidity

15.9°

Feels 15.9°

Good

Air quality is satisfactory. Enjoy outdoor activities.

19 stations

Nearby Monitoring Stations

AQI Forecast

12 3pm

21 6pm

—

— 9pm

—

— 12am

—

— 3am

—

— 6am

—

— 9am

—

— 12pm

—

Station readings

Air Quality Index Trend

48h · 3 stn

View full history →

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.

54.0%

Humidity

9.0 km/h

Wind WNW

1016.2 hPa

Pressure

0.0

UV Low

GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5

5.11 µg/m³

PM10▲

27.4 µg/m³

050100150200300500

What is the weather forecast for Happy Valley?

Temperature & Precipitation

PM2.5 Trend

48h · 3 stations

PM2.55.11 µg/m³ ✓ WHO

Good

PM1027.4 µg/m³

Good

UV INDEX0.0

Low

Station readings (19 stations within 25 km)

5.11

Median

4.88

Average

1.9

Low

10.1

High

PM2.5 µg/m³ · Model: 6.5 · Bias: +1.4

What is the 7-day forecast for Happy Valley?

10-21

17.1° 11.2°

10-22

22.2° 7.6°

10-23

22.0° 9.8°

10-24

13.1° 9.8°

2.75 mm

10-25

17.4° 8.5°

10-26

15.6° 7.9°

6.25 mm

10-27

21.5° 10.6°

Both models agree Avg diff: 4.7°C

Where are air quality stations near Happy Valley?

Portland Lane Middle School

6.2 km PM2.5: 3.8 µg/m³

Sensor Box 5, Oregon, USA

6.2 km PM2.5: 10.1 µg/m³

Sensor Box 5, Oregon, USA

6.2 km PM2.5: 7.4 µg/m³

Gresham Centennial High School

6.6 km PM2.5: 3.5 µg/m³

Portland, Oregon, USA

7.9 km PM2.5: 4.8 µg/m³

Portland, Oregon, USA

7.9 km PM2.5: 4.6 µg/m³

Gladstone High School

8.6 km PM2.5: 3.4 µg/m³

Portland McDaniel High School

11.2 km PM2.5: 3.8 µg/m³

Portland Benson High School

13.0 km PM2.5: 2.8 µg/m³

Portland Cully Helensview, Oregon, USA

13.3 km PM2.5: 4.1 µg/m³

What cities are near Happy Valley?

24 Lents 24 Milwaukie 21 Oak Grove 17 Gresham 16 West Linn 23 Lake Oswego 17 Oregon City 18 Troutdale 19 Camas 24 Tigard

Get AQI alerts for Happy Valley

Notify me when air quality reaches:

ModerateAQI > 50 Unhealthy for Sensitive GroupsAQI > 100 UnhealthyAQI > 150 Very UnhealthyAQI > 200

Free · No account · Unsubscribe any time

Data sources: AQI from ground-level monitoring stations via AQICN. Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-10-21T01:07 UTC.