Today | Weather | Wednesday, March 18, 2026

Weather in Beaverton, Oregon

07:58 AM
Now
Cloudy Weather
46° F
Feels Like 45°
Precipitation 4 %
Wind 6 mph
UV Index (0 - 11+) 0
Humidity 100 %
Today
Cloudy Weather
Day 68°
Night 48°
Precipitation 17 %
Wind 7 mph
UV Index (0 - 11+) 2

Beaverton Weather Forecast Updated

18 minutes ago
Last updated on
Weather Forecast History
Last Year's Weather on This Day (March 18, 2025)
Rainy Weather

Day

54°

Night

39°

Wind

4 mph

UV Index

2

Precipitation

87 %

Air Quality in Beaverton

NOW
16 AQI
Good air quality Dominant pollutant: O3

Pollutant Concentrations:

PM2.5 1.85 µg/m³
PM10 3.12 µg/m³
O3 0.017 ppm
NO2 1.2 ppb
SO2 0 ppb
CO 0.11 ppm
NH3 0.28 µg/m³
NO 0.01 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)
PM2.51.85 µg/m³
PM103.12 µg/m³
O334.23 µg/m³
NO22.35 µg/m³
SO20.11 µg/m³
CO123.74 µg/m³
NH30.28 µg/m³
NO0.01 µg/m³