Hourly Weather | Today Tuesday, April 28, 2026
Apex, North Carolina
4 AM
Cloudy Night
45°
Feels Like 45°
0
Humidity: 86%
UV Index: 0
Wind: 5 mph
5 AM
Cloudy Night
45°
Feels Like 45°
0
Humidity: 90%
UV Index: 0
Wind: 5 mph
6 AM
Cloudy Night
43°
Feels Like 43°
0
Humidity: 95%
UV Index: 0
Wind: 5 mph
7 AM
Cloudy Weather
45°
Feels Like 45°
0
Humidity: 85%
UV Index: 1
Wind: 5 mph
8 AM
Cloudy Weather
48°
Feels Like 48°
1
Humidity: 74%
UV Index: 1
Wind: 6 mph
9 AM
Cloudy Weather
54°
Feels Like 54°
1
Humidity: 64%
UV Index: 1
Wind: 6 mph
10 AM
Cloudy Weather
57°
Feels Like 57°
1
Humidity: 57%
UV Index: 2
Wind: 7 mph
11 AM
Cloudy Weather
61°
Feels Like 63°
1
Humidity: 52%
UV Index: 3
Wind: 7 mph
12 PM
Cloudy Weather
63°
Feels Like 66°
1
Humidity: 48%
UV Index: 3
Wind: 7 mph
1 PM
Cloudy Weather
64°
Feels Like 72°
1
Humidity: 46%
UV Index: 3
Wind: 5 mph
2 PM
Cloudy Weather
66°
Feels Like 79°
0
Humidity: 47%
UV Index: 9
Wind: 5 mph
3 PM
Cloudy Weather
66°
Feels Like 75°
0
Humidity: 48%
UV Index: 6
Wind: 6 mph
4 PM
Cloudy Weather
68°
Feels Like 73°
0
Humidity: 49%
UV Index: 4
Wind: 6 mph
5 PM
Cloudy Weather
70°
Feels Like 72°
0
Humidity: 50%
UV Index: 3
Wind: 6 mph
6 PM
Cloudy Weather
68°
Feels Like 68°
0
Humidity: 54%
UV Index: 2
Wind: 6 mph
7 PM
Cloudy Weather
66°
Feels Like 64°
0
Humidity: 58%
UV Index: 1
Wind: 6 mph
8 PM
Cloudy Weather
64°
Feels Like 63°
0
Humidity: 66%
UV Index: 0
Wind: 6 mph
9 PM
Cloudy Weather
61°
Feels Like 61°
0
Humidity: 73%
UV Index: 0
Wind: 6 mph
10 PM
Cloudy Weather
59°
Feels Like 57°
0
Humidity: 80%
UV Index: 0
Wind: 6 mph
11 PM
Cloudy Weather
57°
Feels Like 55°
0
Humidity: 82%
UV Index: 0
Wind: 6 mph

Hourly Air Quality Forecast - AQI (US EPA)

4 AM
28 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 1.97 µg/m³
  • PM10: 5.29 µg/m³
  • O3: 0.030 ppm
  • NO2: 1.1 ppb
  • SO2: 0.1 ppb
  • CO: 0.12 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 1.89 µg/m³
  • PM10: 5.36 µg/m³
  • O3: 0.030 ppm
  • NO2: 1.1 ppb
  • SO2: 0.1 ppb
  • CO: 0.12 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 1.79 µg/m³
  • PM10: 5.33 µg/m³
  • O3: 0.030 ppm
  • NO2: 1.1 ppb
  • SO2: 0.1 ppb
  • CO: 0.11 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 1.74 µg/m³
  • PM10: 5.32 µg/m³
  • O3: 0.030 ppm
  • NO2: 1.3 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
28 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 1.73 µg/m³
  • PM10: 5.32 µg/m³
  • O3: 0.030 ppm
  • NO2: 1.5 ppb
  • SO2: 0.1 ppb
  • CO: 0.12 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 1.73 µg/m³
  • PM10: 5.29 µg/m³
  • O3: 0.031 ppm
  • NO2: 1.6 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
29 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 1.76 µg/m³
  • PM10: 5.25 µg/m³
  • O3: 0.031 ppm
  • NO2: 1.5 ppb
  • SO2: 0.1 ppb
  • CO: 0.12 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 1.94 µg/m³
  • PM10: 5.21 µg/m³
  • O3: 0.035 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.

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

Pollutant Concentrations:

  • PM2.5: 1.5 µg/m³
  • PM10: 3.48 µg/m³
  • O3: 0.052 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.

1 PM
57 AQI
Moderate air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 1.42 µg/m³
  • PM10: 3.04 µg/m³
  • O3: 0.056 ppm
  • NO2: 0.3 ppb
  • SO2: 0.2 ppb
  • CO: 0.11 ppm

Health Recommendations:

Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.

2 PM
59 AQI
Moderate air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 1.58 µg/m³
  • PM10: 3.1 µg/m³
  • O3: 0.057 ppm
  • NO2: 0.3 ppb
  • SO2: 0.2 ppb
  • CO: 0.11 ppm

Health Recommendations:

Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.

3 PM
63 AQI
Moderate air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 1.72 µg/m³
  • PM10: 3.17 µg/m³
  • O3: 0.058 ppm
  • NO2: 0.3 ppb
  • SO2: 0.2 ppb
  • CO: 0.11 ppm

Health Recommendations:

Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.

4 PM
64 AQI
Moderate air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 1.82 µg/m³
  • PM10: 3.23 µg/m³
  • O3: 0.058 ppm
  • NO2: 0.3 ppb
  • SO2: 0.2 ppb
  • CO: 0.11 ppm

Health Recommendations:

Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.

5 PM
62 AQI
Moderate air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 1.99 µg/m³
  • PM10: 3.41 µg/m³
  • O3: 0.058 ppm
  • NO2: 0.4 ppb
  • SO2: 0.3 ppb
  • CO: 0.11 ppm

Health Recommendations:

Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.

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

Pollutant Concentrations:

  • PM2.5: 2.23 µg/m³
  • PM10: 4.2 µg/m³
  • O3: 0.052 ppm
  • NO2: 1.3 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
41 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 2.44 µg/m³
  • PM10: 5.36 µg/m³
  • O3: 0.044 ppm
  • NO2: 2.4 ppb
  • SO2: 0.3 ppb
  • CO: 0.13 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 2.63 µg/m³
  • PM10: 6.38 µg/m³
  • O3: 0.038 ppm
  • NO2: 3 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
32 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 2.78 µg/m³
  • PM10: 7.15 µg/m³
  • O3: 0.034 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
30 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 2.94 µg/m³
  • PM10: 7.41 µg/m³
  • O3: 0.032 ppm
  • NO2: 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
30 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 3.14 µg/m³
  • PM10: 7.23 µg/m³
  • O3: 0.032 ppm
  • NO2: 2.7 ppb
  • SO2: 0.2 ppb
  • CO: 0.14 ppm

Health Recommendations:

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