Hourly Weather | Today Thursday, February 26, 2026
Active Weather Warnings
  • High Wind Warning

Decatur, Alabama
5 AM
Cloudy Weather
57°
Feels Like 50°
34
Humidity: 92%
UV Index: 0
Wind: 15 mph
6 AM
Cloudy Weather
57°
Feels Like 50°
39
Humidity: 96%
UV Index: 0
Wind: 15 mph
7 AM
Cloudy Weather
57°
Feels Like 48°
49
Humidity: 95%
UV Index: 0
Wind: 24 mph
8 AM
Stormy Weather
59°
Feels Like 48°
68
Humidity: 93%
UV Index: 0
Wind: 24 mph
9 AM
Stormy Weather
61°
Feels Like 50°
68
Humidity: 91%
UV Index: 1
Wind: 24 mph
10 AM
Stormy Weather
63°
Feels Like 54°
65
Humidity: 85%
UV Index: 1
Wind: 24 mph
11 AM
Cloudy Weather
64°
Feels Like 59°
49
Humidity: 80%
UV Index: 1
Wind: 24 mph
12 PM
Stormy Weather
64°
Feels Like 57°
65
Humidity: 76%
UV Index: 1
Wind: 24 mph
1 PM
Cloudy Weather
66°
Feels Like 63°
49
Humidity: 71%
UV Index: 1
Wind: 21 mph
2 PM
Cloudy Weather
70°
Feels Like 66°
49
Humidity: 64%
UV Index: 1
Wind: 20 mph
3 PM
Rainy Weather
68°
Feels Like 61°
59
Humidity: 69%
UV Index: 1
Wind: 19 mph
4 PM
Rainy Weather
66°
Feels Like 61°
75
Humidity: 71%
UV Index: 0
Wind: 19 mph
5 PM
Rainy Weather
66°
Feels Like 59°
75
Humidity: 75%
UV Index: 0
Wind: 19 mph
6 PM
Rainy Weather
64°
Feels Like 57°
75
Humidity: 75%
UV Index: 0
Wind: 17 mph
7 PM
Cloudy Weather
63°
Feels Like 61°
25
Humidity: 78%
UV Index: 0
Wind: 7 mph
8 PM
Cloudy Weather
59°
Feels Like 57°
20
Humidity: 81%
UV Index: 0
Wind: 7 mph
9 PM
Cloudy Weather
59°
Feels Like 55°
20
Humidity: 82%
UV Index: 0
Wind: 7 mph
10 PM
Cloudy Weather
57°
Feels Like 54°
20
Humidity: 84%
UV Index: 0
Wind: 8 mph
11 PM
Cloudy Weather
55°
Feels Like 52°
20
Humidity: 85%
UV Index: 0
Wind: 8 mph

Hourly Air Quality Forecast - AQI (US EPA)

5 AM
42 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 4.61 µg/m³
  • PM10: 12.51 µg/m³
  • O3: 0.046 ppm
  • NO2: 0.5 ppb
  • SO2: 0.2 ppb
  • CO: 0.12 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 4.52 µg/m³
  • PM10: 12.33 µg/m³
  • O3: 0.045 ppm
  • NO2: 0.5 ppb
  • SO2: 0.2 ppb
  • CO: 0.12 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 4.28 µg/m³
  • PM10: 10.61 µg/m³
  • O3: 0.044 ppm
  • NO2: 0.5 ppb
  • SO2: 0.1 ppb
  • CO: 0.12 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 4.04 µg/m³
  • PM10: 8.48 µg/m³
  • O3: 0.042 ppm
  • NO2: 0.7 ppb
  • SO2: 0.1 ppb
  • CO: 0.12 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 3.93 µg/m³
  • PM10: 7.58 µg/m³
  • O3: 0.041 ppm
  • NO2: 0.8 ppb
  • SO2: 0.1 ppb
  • CO: 0.12 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 3.86 µg/m³
  • PM10: 7.37 µg/m³
  • O3: 0.041 ppm
  • NO2: 0.9 ppb
  • SO2: 0.1 ppb
  • CO: 0.12 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 3.59 µg/m³
  • PM10: 6.76 µg/m³
  • O3: 0.041 ppm
  • NO2: 1 ppb
  • SO2: 0.1 ppb
  • CO: 0.12 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 3.09 µg/m³
  • PM10: 5.64 µg/m³
  • O3: 0.041 ppm
  • NO2: 1 ppb
  • SO2: 0.1 ppb
  • CO: 0.12 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 2.42 µg/m³
  • PM10: 4.28 µg/m³
  • O3: 0.041 ppm
  • NO2: 1.2 ppb
  • SO2: 0.1 ppb
  • CO: 0.12 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 1.99 µg/m³
  • PM10: 3.4 µg/m³
  • O3: 0.041 ppm
  • NO2: 1.4 ppb
  • SO2: 0.2 ppb
  • CO: 0.12 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 1.74 µg/m³
  • PM10: 2.86 µg/m³
  • O3: 0.041 ppm
  • NO2: 1.5 ppb
  • SO2: 0.2 ppb
  • CO: 0.12 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 1.66 µg/m³
  • PM10: 2.81 µg/m³
  • O3: 0.035 ppm
  • NO2: 1.8 ppb
  • SO2: 0.1 ppb
  • CO: 0.12 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: 1.75 µg/m³
  • PM10: 3.16 µg/m³
  • O3: 0.027 ppm
  • NO2: 2.6 ppb
  • SO2: 0.1 ppb
  • CO: 0.14 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 1.87 µg/m³
  • PM10: 3.61 µg/m³
  • O3: 0.022 ppm
  • NO2: 3.6 ppb
  • SO2: 0.1 ppb
  • CO: 0.15 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 2.01 µg/m³
  • PM10: 4.09 µg/m³
  • O3: 0.019 ppm
  • NO2: 4.3 ppb
  • SO2: 0.1 ppb
  • CO: 0.16 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 2.11 µg/m³
  • PM10: 4.42 µg/m³
  • O3: 0.016 ppm
  • NO2: 4.4 ppb
  • SO2: 0.1 ppb
  • CO: 0.16 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 2.17 µg/m³
  • PM10: 4.43 µg/m³
  • O3: 0.014 ppm
  • NO2: 4.3 ppb
  • SO2: 0 ppb
  • CO: 0.17 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 2.06 µg/m³
  • PM10: 3.97 µg/m³
  • O3: 0.011 ppm
  • NO2: 4 ppb
  • SO2: 0 ppb
  • CO: 0.17 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 1.97 µg/m³
  • PM10: 3.74 µg/m³
  • O3: 0.010 ppm
  • NO2: 3.9 ppb
  • SO2: 0 ppb
  • CO: 0.17 ppm

Health Recommendations:

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