Today | Weather | Tuesday, November 4, 2025

Weather in Gresham, Oregon

06:13 PM
Now
Rainy Weather
52° F
Feels Like 39°
Precipitation 70 %
Wind 17 mph
Humidity 84 %
Today
Rainy Weather
Day 52°
Night 50°
Precipitation 75 %
Wind 17 mph
UV Index (0 - 11+) 2

Gresham Weather Forecast Updated

26 minutes ago
Last updated on
Weather Forecast History
Last Year's Weather on This Day (November 4, 2024)
Rainy Weather

Day

52°

Night

41°

Wind

4 mph

Precipitation

55 %

Air Quality in Gresham

NOW
16 AQI
Good air quality Dominant pollutant: O3

Pollutant Concentrations:

PM2.5 1.02 µg/m³
PM10 1.56 µg/m³
O3 0.017 ppm
NO2 3.6 ppb
SO2 0.1 ppb
CO 0.13 ppm
NH3 0.16 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)
PM2.51.02 µg/m³
PM101.56 µg/m³
O333.18 µg/m³
NO26.84 µg/m³
SO20.24 µg/m³
CO148.94 µg/m³
NH30.16 µg/m³
NO0.01 µg/m³