Hourly Weather | Today Thursday, February 26, 2026
Chapel Hill, North Carolina
6 AM
Rainy Weather
50°
Feels Like 45°
88
Humidity: 93%
UV Index: 0
Wind: 6 mph
7 AM
Cloudy Weather
46°
Feels Like 45°
49
Humidity: 100%
UV Index: 0
Wind: 6 mph
8 AM
Rainy Weather
48°
Feels Like 43°
74
Humidity: 100%
UV Index: 0
Wind: 7 mph
9 AM
Rainy Weather
50°
Feels Like 43°
74
Humidity: 100%
UV Index: 0
Wind: 8 mph
10 AM
Rainy Weather
52°
Feels Like 45°
74
Humidity: 99%
UV Index: 1
Wind: 9 mph
11 AM
Rainy Weather
54°
Feels Like 46°
74
Humidity: 95%
UV Index: 1
Wind: 11 mph
12 PM
Cloudy Weather
54°
Feels Like 50°
49
Humidity: 93%
UV Index: 1
Wind: 11 mph
1 PM
Cloudy Weather
55°
Feels Like 48°
49
Humidity: 92%
UV Index: 1
Wind: 16 mph
2 PM
Rainy Weather
55°
Feels Like 46°
74
Humidity: 91%
UV Index: 1
Wind: 16 mph
3 PM
Rainy Weather
57°
Feels Like 46°
74
Humidity: 91%
UV Index: 0
Wind: 15 mph
4 PM
Rainy Weather
57°
Feels Like 48°
70
Humidity: 87%
UV Index: 0
Wind: 14 mph
5 PM
Rainy Weather
57°
Feels Like 48°
70
Humidity: 90%
UV Index: 0
Wind: 12 mph
6 PM
Cloudy Weather
55°
Feels Like 50°
49
Humidity: 92%
UV Index: 0
Wind: 12 mph
7 PM
Rainy Weather
54°
Feels Like 45°
64
Humidity: 93%
UV Index: 0
Wind: 14 mph
8 PM
Rainy Weather
52°
Feels Like 43°
64
Humidity: 95%
UV Index: 0
Wind: 14 mph
9 PM
Cloudy Weather
50°
Feels Like 43°
49
Humidity: 96%
UV Index: 0
Wind: 15 mph
10 PM
Cloudy Weather
50°
Feels Like 41°
49
Humidity: 96%
UV Index: 0
Wind: 15 mph
11 PM
Rainy Weather
48°
Feels Like 36°
67
Humidity: 97%
UV Index: 0
Wind: 14 mph

Hourly Air Quality Forecast - AQI (US EPA)

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

Pollutant Concentrations:

  • PM2.5: 4.34 µg/m³
  • PM10: 7.19 µg/m³
  • O3: 0.041 ppm
  • NO2: 1 ppb
  • SO2: 0.2 ppb
  • CO: 0.13 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 4.41 µg/m³
  • PM10: 6.93 µg/m³
  • O3: 0.042 ppm
  • NO2: 0.9 ppb
  • SO2: 0.2 ppb
  • CO: 0.13 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: 4.53 µg/m³
  • PM10: 6.48 µg/m³
  • O3: 0.043 ppm
  • NO2: 1 ppb
  • SO2: 0.1 ppb
  • CO: 0.13 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 4.56 µg/m³
  • PM10: 5.94 µg/m³
  • O3: 0.042 ppm
  • NO2: 1.1 ppb
  • SO2: 0.1 ppb
  • CO: 0.13 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 4.46 µg/m³
  • PM10: 5.51 µg/m³
  • O3: 0.042 ppm
  • NO2: 1.1 ppb
  • SO2: 0.1 ppb
  • CO: 0.13 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 4.14 µg/m³
  • PM10: 4.93 µg/m³
  • O3: 0.042 ppm
  • NO2: 1.1 ppb
  • SO2: 0.1 ppb
  • CO: 0.13 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: 3.79 µg/m³
  • PM10: 4.46 µg/m³
  • O3: 0.041 ppm
  • NO2: 1 ppb
  • SO2: 0.1 ppb
  • CO: 0.13 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: 3.6 µg/m³
  • PM10: 4.23 µg/m³
  • O3: 0.041 ppm
  • NO2: 1 ppb
  • SO2: 0.1 ppb
  • CO: 0.13 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 3.52 µg/m³
  • PM10: 4.11 µg/m³
  • O3: 0.040 ppm
  • NO2: 1 ppb
  • SO2: 0.1 ppb
  • CO: 0.13 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 3.44 µg/m³
  • PM10: 3.94 µg/m³
  • O3: 0.039 ppm
  • NO2: 1.1 ppb
  • SO2: 0.1 ppb
  • CO: 0.13 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 3.37 µg/m³
  • PM10: 3.78 µg/m³
  • O3: 0.039 ppm
  • NO2: 1.2 ppb
  • SO2: 0.1 ppb
  • CO: 0.13 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 3.37 µg/m³
  • PM10: 3.86 µg/m³
  • O3: 0.037 ppm
  • NO2: 1.5 ppb
  • SO2: 0.1 ppb
  • CO: 0.13 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 3.47 µg/m³
  • PM10: 4.14 µg/m³
  • O3: 0.034 ppm
  • NO2: 1.8 ppb
  • SO2: 0.1 ppb
  • CO: 0.14 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 3.58 µg/m³
  • PM10: 4.38 µg/m³
  • O3: 0.032 ppm
  • NO2: 2.1 ppb
  • SO2: 0.1 ppb
  • CO: 0.14 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 3.67 µg/m³
  • PM10: 4.6 µg/m³
  • O3: 0.031 ppm
  • NO2: 2.2 ppb
  • SO2: 0.1 ppb
  • CO: 0.15 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 3.72 µg/m³
  • PM10: 4.83 µg/m³
  • O3: 0.030 ppm
  • NO2: 2.2 ppb
  • SO2: 0.1 ppb
  • CO: 0.15 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 3.71 µg/m³
  • PM10: 5 µg/m³
  • O3: 0.028 ppm
  • NO2: 2.2 ppb
  • SO2: 0.1 ppb
  • CO: 0.15 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 3.65 µg/m³
  • PM10: 5.02 µg/m³
  • O3: 0.025 ppm
  • NO2: 2.2 ppb
  • SO2: 0.1 ppb
  • CO: 0.15 ppm

Health Recommendations:

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