Today | Weather | Thursday, February 5, 2026

Weather in Tigard, Oregon

05:35 PM
Now
Cloudy Night
54° F
Feels Like 52°
Precipitation 0 %
Wind 8 mph
Humidity 64 %
Today
Cloudy Weather
Day 61°
Night 34°
Precipitation 25 %
Wind 7 mph
UV Index (0 - 11+) 2

Tigard Weather Forecast Updated

Air Quality in Tigard

NOW
21 AQI
Good air quality Dominant pollutant: PM2.5

Pollutant Concentrations:

PM2.5 5.01 µg/m³
PM10 6.92 µg/m³
O3 0.012 ppm
NO2 4.8 ppb
SO2 0.1 ppb
CO 0.20 ppm
NH3 0.6 µg/m³
NO 0.06 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)
PM2.55.01 µg/m³
PM106.92 µg/m³
O322.74 µg/m³
NO28.97 µg/m³
SO20.35 µg/m³
CO232.12 µg/m³
NH30.6 µg/m³
NO0.06 µg/m³