Hourly Weather | Today Tuesday, September 1, 2026
Apex, North Carolina
12 PM
Cloudy Weather
90°
Feels Like 102°
0
Humidity: 58%
UV Index: 7
Wind: 6 mph
1 PM
Cloudy Weather
91°
Feels Like 104°
0
Humidity: 51%
UV Index: 8
Wind: 6 mph
2 PM
Cloudy Weather
93°
Feels Like 106°
4
Humidity: 47%
UV Index: 7
Wind: 6 mph
3 PM
Cloudy Weather
93°
Feels Like 102°
4
Humidity: 45%
UV Index: 5
Wind: 6 mph
4 PM
Cloudy Weather
95°
Feels Like 102°
4
Humidity: 43%
UV Index: 4
Wind: 6 mph
5 PM
Cloudy Weather
93°
Feels Like 99°
4
Humidity: 46%
UV Index: 2
Wind: 6 mph
6 PM
Cloudy Weather
91°
Feels Like 97°
4
Humidity: 49%
UV Index: 1
Wind: 6 mph
7 PM
Cloudy Weather
90°
Feels Like 91°
2
Humidity: 55%
UV Index: 0
Wind: 6 mph
8 PM
Cloudy Night
86°
Feels Like 90°
0
Humidity: 62%
UV Index: 0
Wind: 6 mph
9 PM
Cloudy Night
82°
Feels Like 88°
0
Humidity: 68%
UV Index: 0
Wind: 6 mph
10 PM
Cloudy Night
81°
Feels Like 84°
0
Humidity: 73%
UV Index: 0
Wind: 6 mph
11 PM
Cloudy Night
79°
Feels Like 82°
0
Humidity: 77%
UV Index: 0
Wind: 6 mph

Hourly Air Quality Forecast - AQI (US EPA)

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

Pollutant Concentrations:

  • PM2.5: 5.85 µg/m³
  • PM10: 6.72 µg/m³
  • O3: 0.039 ppm
  • NO2: 0.5 ppb
  • SO2: 0.5 ppb
  • CO: 0.10 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 5.47 µg/m³
  • PM10: 6.07 µg/m³
  • O3: 0.045 ppm
  • NO2: 0.3 ppb
  • SO2: 0.4 ppb
  • CO: 0.10 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 5.55 µg/m³
  • PM10: 6.1 µg/m³
  • O3: 0.047 ppm
  • NO2: 0.3 ppb
  • SO2: 0.3 ppb
  • CO: 0.10 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 5.77 µg/m³
  • PM10: 6.33 µg/m³
  • O3: 0.049 ppm
  • NO2: 0.4 ppb
  • SO2: 0.3 ppb
  • CO: 0.10 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 5.95 µg/m³
  • PM10: 6.56 µg/m³
  • O3: 0.049 ppm
  • NO2: 0.5 ppb
  • SO2: 0.3 ppb
  • CO: 0.11 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 6.06 µg/m³
  • PM10: 6.72 µg/m³
  • O3: 0.050 ppm
  • NO2: 0.8 ppb
  • SO2: 0.3 ppb
  • CO: 0.11 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 6.22 µg/m³
  • PM10: 7.21 µg/m³
  • O3: 0.046 ppm
  • NO2: 1.5 ppb
  • SO2: 0.3 ppb
  • CO: 0.12 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 6.34 µg/m³
  • PM10: 7.83 µg/m³
  • O3: 0.040 ppm
  • NO2: 2.2 ppb
  • SO2: 0.3 ppb
  • CO: 0.12 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 6.31 µg/m³
  • PM10: 8.22 µg/m³
  • O3: 0.035 ppm
  • NO2: 2.6 ppb
  • SO2: 0.3 ppb
  • CO: 0.12 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 6.04 µg/m³
  • PM10: 8.17 µg/m³
  • O3: 0.031 ppm
  • NO2: 2.6 ppb
  • SO2: 0.3 ppb
  • CO: 0.12 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 5.77 µg/m³
  • PM10: 7.9 µg/m³
  • O3: 0.027 ppm
  • NO2: 2.5 ppb
  • SO2: 0.3 ppb
  • CO: 0.12 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: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 5.48 µg/m³
  • PM10: 7.43 µg/m³
  • O3: 0.025 ppm
  • NO2: 2.4 ppb
  • SO2: 0.4 ppb
  • CO: 0.12 ppm

Health Recommendations:

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