Today | Weather | Monday, July 20, 2026

Weather in Tigard, Oregon

02:25 PM
Now
Cloudy Weather
82° F
Feels Like 91°
Precipitation 20 %
Wind 4 mph
UV Index (0 - 11+) 8
Humidity 43 %
Today
Cloudy Weather
Day 86°
Night 64°
Precipitation 49 %
Wind 4 mph
UV Index (0 - 11+) 8

Warning: High UV Index Today: 8

High risk of harm from unprotected sun exposure. Take precautions: wear a hat, sunglasses, and apply sunscreen regularly if you’ll be outdoors for extended periods.

Tigard Weather Forecast Updated

Last updated on

Air Quality in Tigard

NOW
40 AQI
Good air quality Dominant pollutant: O3

Pollutant Concentrations:

PM2.5 7.83 µg/m³
PM10 9.9 µg/m³
O3 0.043 ppm
NO2 0.5 ppb
SO2 0.4 ppb
CO 0.09 ppm
NH3 0.54 µg/m³
NO 0.17 µg/m³
PM2.5 – Fine particles <2.5μm
PM10 – Inhalable particles <10μm
O3 – Ozone
NO2 – Nitrogen dioxide
SO2 – Sulfur dioxide
CO – Carbon monoxide
NH3 – Ammonia
NO – Nitric oxide

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

Show raw pollutant concentrations (µg/m³)
PM2.57.83 µg/m³
PM109.9 µg/m³
O383.79 µg/m³
NO20.91 µg/m³
SO20.97 µg/m³
CO102.7 µg/m³
NH30.54 µg/m³
NO0.17 µg/m³