Hourly Weather | Today Monday, September 21, 2026
Knik-Fairview, Alaska
6 AM
Rainy Weather
45°
Feels Like 41°
53
Humidity: 93%
UV Index: 0
Wind: 4 mph
7 AM
Cloudy Weather
43°
Feels Like 43°
49
Humidity: 95%
UV Index: 0
Wind: 4 mph
8 AM
Cloudy Weather
45°
Feels Like 45°
34
Humidity: 92%
UV Index: 0
Wind: 4 mph
9 AM
Cloudy Weather
45°
Feels Like 46°
34
Humidity: 90%
UV Index: 0
Wind: 4 mph
10 AM
Cloudy Weather
45°
Feels Like 46°
40
Humidity: 88%
UV Index: 0
Wind: 4 mph
11 AM
Rainy Weather
46°
Feels Like 45°
60
Humidity: 87%
UV Index: 0
Wind: 4 mph
12 PM
Cloudy Weather
46°
Feels Like 48°
49
Humidity: 88%
UV Index: 1
Wind: 4 mph
1 PM
Rainy Weather
46°
Feels Like 46°
59
Humidity: 88%
UV Index: 1
Wind: 4 mph
2 PM
Cloudy Weather
48°
Feels Like 48°
25
Humidity: 87%
UV Index: 1
Wind: 4 mph
3 PM
Cloudy Weather
48°
Feels Like 50°
20
Humidity: 84%
UV Index: 1
Wind: 4 mph
4 PM
Cloudy Weather
48°
Feels Like 50°
20
Humidity: 82%
UV Index: 1
Wind: 4 mph
5 PM
Cloudy Weather
50°
Feels Like 48°
20
Humidity: 81%
UV Index: 0
Wind: 4 mph
6 PM
Cloudy Weather
50°
Feels Like 50°
20
Humidity: 77%
UV Index: 0
Wind: 6 mph
7 PM
Cloudy Weather
50°
Feels Like 48°
13
Humidity: 79%
UV Index: 0
Wind: 6 mph
8 PM
Cloudy Weather
48°
Feels Like 46°
0
Humidity: 81%
UV Index: 0
Wind: 6 mph
9 PM
Cloudy Night
46°
Feels Like 45°
0
Humidity: 84%
UV Index: 0
Wind: 6 mph
10 PM
Cloudy Night
45°
Feels Like 43°
0
Humidity: 85%
UV Index: 0
Wind: 6 mph
11 PM
Cloudy Night
45°
Feels Like 41°
0
Humidity: 84%
UV Index: 0
Wind: 6 mph

Hourly Air Quality Forecast - AQI (US EPA)

6 AM
17 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 0.5 µg/m³
  • PM10: 0.73 µg/m³
  • O3: 0.018 ppm
  • NO2: 0.4 ppb
  • SO2: 0 ppb
  • CO: 0.13 ppm

Health Recommendations:

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

7 AM
17 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 0.5 µg/m³
  • PM10: 0.71 µg/m³
  • O3: 0.019 ppm
  • NO2: 0.4 ppb
  • SO2: 0 ppb
  • CO: 0.13 ppm

Health Recommendations:

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

8 AM
18 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 0.5 µg/m³
  • PM10: 0.68 µg/m³
  • O3: 0.019 ppm
  • NO2: 0.4 ppb
  • SO2: 0 ppb
  • CO: 0.13 ppm

Health Recommendations:

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

9 AM
18 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 0.5 µg/m³
  • PM10: 0.67 µg/m³
  • O3: 0.019 ppm
  • NO2: 0.5 ppb
  • SO2: 0 ppb
  • CO: 0.13 ppm

Health Recommendations:

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

10 AM
17 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 0.5 µg/m³
  • PM10: 0.67 µg/m³
  • O3: 0.019 ppm
  • NO2: 0.6 ppb
  • SO2: 0 ppb
  • CO: 0.13 ppm

Health Recommendations:

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

11 AM
22 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 0.5 µg/m³
  • PM10: 0.71 µg/m³
  • O3: 0.024 ppm
  • NO2: 0.6 ppb
  • SO2: 0 ppb
  • CO: 0.13 ppm

Health Recommendations:

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

12 PM
24 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 0.5 µg/m³
  • PM10: 0.67 µg/m³
  • O3: 0.026 ppm
  • NO2: 0.6 ppb
  • SO2: 0 ppb
  • CO: 0.13 ppm

Health Recommendations:

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

1 PM
24 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 0.5 µg/m³
  • PM10: 0.68 µg/m³
  • O3: 0.026 ppm
  • NO2: 0.6 ppb
  • SO2: 0 ppb
  • CO: 0.14 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 0.5 µg/m³
  • PM10: 0.68 µg/m³
  • O3: 0.027 ppm
  • NO2: 0.5 ppb
  • SO2: 0 ppb
  • CO: 0.14 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 0.5 µg/m³
  • PM10: 0.66 µg/m³
  • O3: 0.027 ppm
  • NO2: 0.5 ppb
  • SO2: 0 ppb
  • CO: 0.14 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 0.5 µg/m³
  • PM10: 0.62 µg/m³
  • O3: 0.028 ppm
  • NO2: 0.4 ppb
  • SO2: 0 ppb
  • CO: 0.14 ppm

Health Recommendations:

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

5 PM
25 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 0.5 µg/m³
  • PM10: 0.55 µg/m³
  • O3: 0.027 ppm
  • NO2: 0.3 ppb
  • SO2: 0 ppb
  • CO: 0.14 ppm

Health Recommendations:

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

6 PM
24 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 0.5 µg/m³
  • PM10: 0.5 µg/m³
  • O3: 0.026 ppm
  • NO2: 0.3 ppb
  • SO2: 0 ppb
  • CO: 0.15 ppm

Health Recommendations:

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

7 PM
23 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 0.5 µg/m³
  • PM10: 0.5 µg/m³
  • O3: 0.025 ppm
  • NO2: 0.3 ppb
  • SO2: 0 ppb
  • CO: 0.15 ppm

Health Recommendations:

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

8 PM
23 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 0.5 µg/m³
  • PM10: 0.5 µg/m³
  • O3: 0.025 ppm
  • NO2: 0.3 ppb
  • SO2: 0 ppb
  • CO: 0.15 ppm

Health Recommendations:

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

9 PM
22 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 0.5 µg/m³
  • PM10: 0.5 µg/m³
  • O3: 0.024 ppm
  • NO2: 0.3 ppb
  • SO2: 0 ppb
  • CO: 0.15 ppm

Health Recommendations:

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

10 PM
22 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 0.5 µg/m³
  • PM10: 0.55 µg/m³
  • O3: 0.024 ppm
  • NO2: 0.3 ppb
  • SO2: 0 ppb
  • CO: 0.16 ppm

Health Recommendations:

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

11 PM
22 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 0.5 µg/m³
  • PM10: 0.61 µg/m³
  • O3: 0.023 ppm
  • NO2: 0.2 ppb
  • SO2: 0 ppb
  • CO: 0.16 ppm

Health Recommendations:

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