Hourly Weather | Today Friday, February 6, 2026
Marysville, Washington
1 AM
Cloudy Night
41°
Feels Like 37°
0
Humidity: 90%
UV Index: 0
Wind: 6 mph
2 AM
Cloudy Night
39°
Feels Like 37°
0
Humidity: 91%
UV Index: 0
Wind: 5 mph
3 AM
Cloudy Night
39°
Feels Like 37°
0
Humidity: 92%
UV Index: 0
Wind: 5 mph
4 AM
Cloudy Night
37°
Feels Like 37°
0
Humidity: 94%
UV Index: 0
Wind: 5 mph
5 AM
Cloudy Night
36°
Feels Like 34°
0
Humidity: 100%
UV Index: 0
Wind: 5 mph
6 AM
Cloudy Night
37°
Feels Like 36°
0
Humidity: 91%
UV Index: 0
Wind: 5 mph
7 AM
Cloudy Night
37°
Feels Like 36°
0
Humidity: 89%
UV Index: 0
Wind: 6 mph
8 AM
Cloudy Weather
39°
Feels Like 37°
0
Humidity: 85%
UV Index: 1
Wind: 6 mph
9 AM
Cloudy Weather
43°
Feels Like 41°
0
Humidity: 81%
UV Index: 1
Wind: 7 mph
10 AM
Cloudy Weather
48°
Feels Like 46°
0
Humidity: 72%
UV Index: 2
Wind: 7 mph
11 AM
Cloudy Weather
54°
Feels Like 54°
0
Humidity: 63%
UV Index: 2
Wind: 8 mph
12 PM
Cloudy Weather
57°
Feels Like 57°
0
Humidity: 57%
UV Index: 2
Wind: 9 mph
1 PM
Cloudy Weather
61°
Feels Like 61°
0
Humidity: 54%
UV Index: 2
Wind: 9 mph
2 PM
Cloudy Weather
63°
Feels Like 63°
0
Humidity: 52%
UV Index: 2
Wind: 9 mph
3 PM
Cloudy Weather
61°
Feels Like 61°
0
Humidity: 55%
UV Index: 1
Wind: 9 mph
4 PM
Cloudy Weather
59°
Feels Like 57°
0
Humidity: 58%
UV Index: 1
Wind: 9 mph
5 PM
Cloudy Weather
57°
Feels Like 54°
0
Humidity: 62%
UV Index: 0
Wind: 9 mph
6 PM
Cloudy Night
54°
Feels Like 50°
0
Humidity: 67%
UV Index: 0
Wind: 8 mph
7 PM
Cloudy Night
52°
Feels Like 46°
0
Humidity: 71%
UV Index: 0
Wind: 8 mph
8 PM
Cloudy Night
50°
Feels Like 46°
0
Humidity: 74%
UV Index: 0
Wind: 7 mph
9 PM
Cloudy Night
48°
Feels Like 45°
0
Humidity: 77%
UV Index: 0
Wind: 7 mph
10 PM
Cloudy Night
48°
Feels Like 45°
0
Humidity: 79%
UV Index: 0
Wind: 7 mph
11 PM
Cloudy Night
46°
Feels Like 43°
0
Humidity: 81%
UV Index: 0
Wind: 8 mph

Hourly Air Quality Forecast - AQI (US EPA)

1 AM
27 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 6.58 µg/m³
  • PM10: 9.43 µg/m³
  • O3: 0.014 ppm
  • NO2: 7.8 ppb
  • SO2: 0.1 ppb
  • CO: 0.24 ppm

Health Recommendations:

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

2 AM
26 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 6.13 µg/m³
  • PM10: 8.76 µg/m³
  • O3: 0.015 ppm
  • NO2: 6.6 ppb
  • SO2: 0.1 ppb
  • CO: 0.23 ppm

Health Recommendations:

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

3 AM
24 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 5.77 µg/m³
  • PM10: 8.25 µg/m³
  • O3: 0.017 ppm
  • NO2: 5.6 ppb
  • SO2: 0.1 ppb
  • CO: 0.22 ppm

Health Recommendations:

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

4 AM
23 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 5.49 µg/m³
  • PM10: 7.87 µg/m³
  • O3: 0.018 ppm
  • NO2: 4.9 ppb
  • SO2: 0.1 ppb
  • CO: 0.21 ppm

Health Recommendations:

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

5 AM
22 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 5.28 µg/m³
  • PM10: 7.59 µg/m³
  • O3: 0.018 ppm
  • NO2: 4.5 ppb
  • SO2: 0.1 ppb
  • CO: 0.20 ppm

Health Recommendations:

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

6 AM
22 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 5.2 µg/m³
  • PM10: 7.53 µg/m³
  • O3: 0.018 ppm
  • NO2: 4.5 ppb
  • SO2: 0.1 ppb
  • CO: 0.20 ppm

Health Recommendations:

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

7 AM
22 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 5.39 µg/m³
  • PM10: 7.93 µg/m³
  • O3: 0.017 ppm
  • NO2: 5.5 ppb
  • SO2: 0.1 ppb
  • CO: 0.21 ppm

Health Recommendations:

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

8 AM
23 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 5.63 µg/m³
  • PM10: 8.45 µg/m³
  • O3: 0.016 ppm
  • NO2: 7 ppb
  • SO2: 0.1 ppb
  • CO: 0.23 ppm

Health Recommendations:

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

9 AM
24 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 5.68 µg/m³
  • PM10: 8.68 µg/m³
  • O3: 0.015 ppm
  • NO2: 7.1 ppb
  • SO2: 0.2 ppb
  • CO: 0.24 ppm

Health Recommendations:

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

10 AM
23 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 5.61 µg/m³
  • PM10: 8.67 µg/m³
  • O3: 0.016 ppm
  • NO2: 5.9 ppb
  • SO2: 0.2 ppb
  • CO: 0.24 ppm

Health Recommendations:

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

11 AM
23 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 5.41 µg/m³
  • PM10: 8.34 µg/m³
  • O3: 0.019 ppm
  • NO2: 4.9 ppb
  • SO2: 0.3 ppb
  • CO: 0.23 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 5.2 µg/m³
  • PM10: 8.03 µg/m³
  • O3: 0.020 ppm
  • NO2: 4.4 ppb
  • SO2: 0.4 ppb
  • CO: 0.22 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 5.08 µg/m³
  • PM10: 7.79 µg/m³
  • O3: 0.022 ppm
  • NO2: 4.2 ppb
  • SO2: 0.5 ppb
  • CO: 0.21 ppm

Health Recommendations:

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

2 PM
29 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 5.15 µg/m³
  • PM10: 7.54 µg/m³
  • O3: 0.031 ppm
  • NO2: 4 ppb
  • SO2: 0.7 ppb
  • CO: 0.20 ppm

Health Recommendations:

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

3 PM
30 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 5.52 µg/m³
  • PM10: 7.85 µg/m³
  • O3: 0.032 ppm
  • NO2: 4.3 ppb
  • SO2: 0.7 ppb
  • CO: 0.19 ppm

Health Recommendations:

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

4 PM
29 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 5.92 µg/m³
  • PM10: 8.25 µg/m³
  • O3: 0.031 ppm
  • NO2: 5.1 ppb
  • SO2: 0.6 ppb
  • CO: 0.20 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 6.5 µg/m³
  • PM10: 8.91 µg/m³
  • O3: 0.028 ppm
  • NO2: 6.7 ppb
  • SO2: 0.5 ppb
  • CO: 0.21 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 7.3 µg/m³
  • PM10: 9.87 µg/m³
  • O3: 0.024 ppm
  • NO2: 8.2 ppb
  • SO2: 0.3 ppb
  • CO: 0.23 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 8.09 µg/m³
  • PM10: 10.87 µg/m³
  • O3: 0.022 ppm
  • NO2: 8.7 ppb
  • SO2: 0.2 ppb
  • CO: 0.24 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 8.39 µg/m³
  • PM10: 11.33 µg/m³
  • O3: 0.020 ppm
  • NO2: 8.4 ppb
  • SO2: 0.2 ppb
  • CO: 0.24 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 8.54 µg/m³
  • PM10: 11.54 µg/m³
  • O3: 0.019 ppm
  • NO2: 7.8 ppb
  • SO2: 0.1 ppb
  • CO: 0.24 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 8.67 µg/m³
  • PM10: 11.64 µg/m³
  • O3: 0.019 ppm
  • NO2: 7.1 ppb
  • SO2: 0.1 ppb
  • CO: 0.24 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 8.49 µg/m³
  • PM10: 11.23 µg/m³
  • O3: 0.020 ppm
  • NO2: 6.3 ppb
  • SO2: 0.1 ppb
  • CO: 0.23 ppm

Health Recommendations:

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