Today | Weather | Monday, September 21, 2026

Weather in Everett, Washington

10:54 AM
Now
Cloudy Weather
59° F
Feels Like 61°
Precipitation 14 %
Wind 5 mph
UV Index (0 - 11+) 1
Humidity 81 %
Today
Cloudy Weather
Day 66°
Night 52°
Precipitation 40 %
Wind 5 mph
UV Index (0 - 11+) 3

Everett Weather Forecast Updated

Last updated on
Weather Forecast History
Last Year's Weather on This Day (September 21, 2025)
Cloudy Night

Day

66°

Night

46°

Wind

5 mph

Precipitation

6 %

Air Quality in Everett

NOW
18 AQI
Good air quality Dominant pollutant: O3

Pollutant Concentrations:

PM2.5 2.55 µg/m³
PM10 3.63 µg/m³
O3 0.020 ppm
NO2 2.5 ppb
SO2 0.1 ppb
CO 0.12 ppm
NH3 0.5 µg/m³
NO 0.54 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)
PM2.52.55 µg/m³
PM103.63 µg/m³
O338.59 µg/m³
NO24.67 µg/m³
SO20.26 µg/m³
CO135.61 µg/m³
NH30.5 µg/m³
NO0.54 µg/m³