Hourly Weather | Today Wednesday, August 12, 2026
Greenville, North Carolina
9 AM
Cloudy Weather
79°
Feels Like 90°
0
Humidity: 79%
UV Index: 3
Wind: 5 mph
10 AM
Cloudy Weather
82°
Feels Like 93°
0
Humidity: 70%
UV Index: 4
Wind: 6 mph
11 AM
Cloudy Weather
84°
Feels Like 99°
0
Humidity: 64%
UV Index: 7
Wind: 6 mph
12 PM
Sunny Weather
88°
Feels Like 100°
0
Humidity: 58%
UV Index: 9
Wind: 6 mph
1 PM
Cloudy Weather
90°
Feels Like 102°
0
Humidity: 53%
UV Index: 10
Wind: 7 mph
2 PM
Cloudy Weather
91°
Feels Like 104°
0
Humidity: 50%
UV Index: 9
Wind: 7 mph
3 PM
Cloudy Weather
93°
Feels Like 102°
0
Humidity: 48%
UV Index: 7
Wind: 7 mph
4 PM
Cloudy Weather
95°
Feels Like 102°
0
Humidity: 45%
UV Index: 4
Wind: 7 mph
5 PM
Cloudy Weather
93°
Feels Like 100°
0
Humidity: 47%
UV Index: 3
Wind: 7 mph
6 PM
Sunny Weather
91°
Feels Like 97°
0
Humidity: 49%
UV Index: 2
Wind: 6 mph
7 PM
Sunny Weather
90°
Feels Like 95°
0
Humidity: 55%
UV Index: 1
Wind: 5 mph
8 PM
Sunny with a Chance of Thunderstorms
86°
Feels Like 91°
51
Humidity: 66%
UV Index: 0
Wind: 4 mph
9 PM
Cloudy Night
84°
Feels Like 91°
47
Humidity: 69%
UV Index: 0
Wind: 4 mph
10 PM
Cloudy Night
81°
Feels Like 88°
35
Humidity: 76%
UV Index: 0
Wind: 5 mph
11 PM
Cloudy Night
79°
Feels Like 84°
19
Humidity: 83%
UV Index: 0
Wind: 5 mph

Hourly Air Quality Forecast - AQI (US EPA)

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

Pollutant Concentrations:

  • PM2.5: 6.73 µg/m³
  • PM10: 8.47 µg/m³
  • O3: 0.018 ppm
  • NO2: 1.3 ppb
  • SO2: 0.2 ppb
  • CO: 0.12 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 6.85 µg/m³
  • PM10: 8.68 µg/m³
  • O3: 0.022 ppm
  • NO2: 1.1 ppb
  • SO2: 0.2 ppb
  • CO: 0.12 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 7.28 µg/m³
  • PM10: 9.09 µg/m³
  • O3: 0.028 ppm
  • NO2: 0.9 ppb
  • SO2: 0.3 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: 6.03 µg/m³
  • PM10: 7.04 µg/m³
  • O3: 0.041 ppm
  • NO2: 0.5 ppb
  • SO2: 0.4 ppb
  • CO: 0.12 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 5.13 µg/m³
  • PM10: 5.8 µg/m³
  • O3: 0.045 ppm
  • NO2: 0.4 ppb
  • SO2: 0.3 ppb
  • CO: 0.11 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 5.07 µg/m³
  • PM10: 5.65 µg/m³
  • O3: 0.046 ppm
  • NO2: 0.3 ppb
  • SO2: 0.3 ppb
  • CO: 0.11 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 5.01 µg/m³
  • PM10: 5.55 µg/m³
  • O3: 0.047 ppm
  • NO2: 0.3 ppb
  • SO2: 0.3 ppb
  • CO: 0.11 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 4.94 µg/m³
  • PM10: 5.45 µg/m³
  • O3: 0.047 ppm
  • NO2: 0.4 ppb
  • SO2: 0.2 ppb
  • CO: 0.11 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 4.97 µg/m³
  • PM10: 5.48 µg/m³
  • O3: 0.047 ppm
  • NO2: 0.5 ppb
  • SO2: 0.2 ppb
  • CO: 0.11 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 5.29 µg/m³
  • PM10: 6.1 µg/m³
  • O3: 0.040 ppm
  • NO2: 1.2 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 PM
28 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 5.72 µg/m³
  • PM10: 7.12 µg/m³
  • O3: 0.030 ppm
  • NO2: 2.2 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 PM
25 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 6.05 µg/m³
  • PM10: 8.03 µg/m³
  • O3: 0.025 ppm
  • NO2: 2.9 ppb
  • SO2: 0.2 ppb
  • CO: 0.13 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 6.29 µg/m³
  • PM10: 8.78 µg/m³
  • O3: 0.022 ppm
  • NO2: 3.2 ppb
  • SO2: 0.2 ppb
  • CO: 0.14 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 6.59 µg/m³
  • PM10: 9.5 µg/m³
  • O3: 0.021 ppm
  • NO2: 3.3 ppb
  • SO2: 0.2 ppb
  • CO: 0.14 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 6.85 µg/m³
  • PM10: 10.16 µg/m³
  • O3: 0.021 ppm
  • NO2: 3.5 ppb
  • SO2: 0.2 ppb
  • CO: 0.14 ppm

Health Recommendations:

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