Hourly Weather | Today Tuesday, January 13, 2026
Marysville, Washington
4 PM
Cloudy Weather
54°
Feels Like 52°
0
Humidity: 97%
Wind: 6 mph
UV Index: 0
5 PM
Cloudy Weather
54°
Feels Like 52°
0
Humidity: 96%
Wind: 6 mph
UV Index: 0
6 PM
Cloudy Night
52°
Feels Like 50°
0
Humidity: 98%
Wind: 6 mph
UV Index: 0
7 PM
Cloudy Night
52°
Feels Like 50°
0
Humidity: 96%
Wind: 6 mph
UV Index: 0
8 PM
Cloudy Night
50°
Feels Like 48°
0
Humidity: 96%
Wind: 6 mph
UV Index: 0
9 PM
Cloudy Night
52°
Feels Like 48°
0
Humidity: 93%
Wind: 6 mph
UV Index: 0
10 PM
Cloudy Weather
50°
Feels Like 48°
0
Humidity: 92%
Wind: 6 mph
UV Index: 0
11 PM
Cloudy Weather
48°
Feels Like 46°
0
Humidity: 94%
Wind: 6 mph
UV Index: 0

Hourly Air Quality Forecast - AQI (US EPA)

4 PM
25 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 6.07 µg/m³
  • PM10: 8.62 µg/m³
  • O3: 0.013 ppm
  • NO2: 9.8 ppb
  • SO2: 0.5 ppb
  • CO: 0.24 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

5 PM
28 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 6.73 µg/m³
  • PM10: 9.43 µg/m³
  • O3: 0.011 ppm
  • NO2: 11.7 ppb
  • SO2: 0.4 ppb
  • CO: 0.26 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

6 PM
32 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 7.58 µg/m³
  • PM10: 10.24 µg/m³
  • O3: 0.008 ppm
  • NO2: 13.3 ppb
  • SO2: 0.4 ppb
  • CO: 0.29 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

7 PM
35 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 8.37 µg/m³
  • PM10: 10.67 µg/m³
  • O3: 0.005 ppm
  • NO2: 14.4 ppb
  • SO2: 0.3 ppb
  • CO: 0.31 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

8 PM
37 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 8.82 µg/m³
  • PM10: 10.85 µg/m³
  • O3: 0.004 ppm
  • NO2: 14.8 ppb
  • SO2: 0.2 ppb
  • CO: 0.32 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

9 PM
39 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 9.47 µg/m³
  • PM10: 11.58 µg/m³
  • O3: 0.003 ppm
  • NO2: 15.2 ppb
  • SO2: 0.2 ppb
  • CO: 0.33 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

10 PM
42 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 10.19 µg/m³
  • PM10: 12.42 µg/m³
  • O3: 0.003 ppm
  • NO2: 15.5 ppb
  • SO2: 0.2 ppb
  • CO: 0.34 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

11 PM
45 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 10.75 µg/m³
  • PM10: 12.94 µg/m³
  • O3: 0.003 ppm
  • NO2: 15.4 ppb
  • SO2: 0.2 ppb
  • CO: 0.35 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.