Today | Weather | Wednesday, August 12, 2026

Weather in Marysville, Washington

04:53 AM
Now
Cloudy Weather
55° F
Feels Like 55°
Precipitation 1 %
Wind 4 mph
Humidity 96 %
Today
Cloudy Weather
Day 77°
Night 55°
Precipitation 25 %
Wind 6 mph
UV Index (0 - 11+) 6

Marysville Weather Forecast Updated

56 minutes ago
Last updated on

Air Quality in Marysville

NOW
12 AQI
Good air quality Dominant pollutant: PM2.5

Pollutant Concentrations:

PM2.5 2.77 µg/m³
PM10 4.03 µg/m³
O3 0.013 ppm
NO2 2.2 ppb
SO2 0.3 ppb
CO 0.07 ppm
NH3 1.29 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)
PM2.52.77 µg/m³
PM104.03 µg/m³
O325.51 µg/m³
NO24.15 µg/m³
SO20.75 µg/m³
CO85.28 µg/m³
NH31.29 µg/m³
NO0.01 µg/m³