Today | Weather | Monday, June 29, 2026

Weather in Hillsboro, Oregon

06:50 PM
Now
Cloudy Weather
63° F
Feels Like 61°
Precipitation 46 %
Wind 9 mph
UV Index (0 - 11+) 1
Humidity 63 %
Today
Rainy Weather
Day 64°
Night 52°
Precipitation 60 %
Wind 5 mph
UV Index (0 - 11+) 2

Hillsboro Weather Forecast Updated

11 minutes ago
Last updated on
Weather Forecast History
Last Year's Weather on This Day (June 29, 2025)
Sunny Weather

Day

90°

Night

57°

Wind

7 mph

UV Index

9

Precipitation

0 %

Air Quality in Hillsboro

NOW
29 AQI
Good air quality Dominant pollutant: O3

Pollutant Concentrations:

PM2.5 2.15 µg/m³
PM10 5.84 µg/m³
O3 0.032 ppm
NO2 0.3 ppb
SO2 0.2 ppb
CO 0.07 ppm
NH3 0.04 µg/m³
NO 0.05 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)
PM2.52.15 µg/m³
PM105.84 µg/m³
O362.52 µg/m³
NO20.54 µg/m³
SO20.43 µg/m³
CO82.52 µg/m³
NH30.04 µg/m³
NO0.05 µg/m³