Today | Weather | Monday, April 27, 2026

Weather in Salem, Oregon

07:52 AM
Now
Cloudy Weather
43° F
Feels Like 45°
Precipitation 7 %
Wind 4 mph
UV Index (0 - 11+) 0
Humidity 100 %
Today
Cloudy Weather
Day 66°
Night 46°
Precipitation 25 %
Wind 7 mph
UV Index (0 - 11+) 3

Salem Weather Forecast Updated

21 minutes ago
Last updated on
Weather Forecast History
Last Year's Weather on This Day (April 27, 2025)
Cloudy Weather

Day

61°

Night

46°

Wind

6 mph

UV Index

3

Precipitation

25 %

Air Quality in Salem

NOW
24 AQI
Good air quality Dominant pollutant: O3

Pollutant Concentrations:

PM2.5 3.51 µg/m³
PM10 7.25 µg/m³
O3 0.026 ppm
NO2 1 ppb
SO2 0.1 ppb
CO 0.12 ppm
NH3 0.22 µg/m³
NO 0.04 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)
PM2.53.51 µg/m³
PM107.25 µg/m³
O350.23 µg/m³
NO21.88 µg/m³
SO20.21 µg/m³
CO132.36 µg/m³
NH30.22 µg/m³
NO0.04 µg/m³