Hourly Weather | Today Wednesday, May 20, 2026
Johns Creek, Georgia
7 PM
Stormy Weather
84°
Feels Like 88°
74
Humidity: 67%
UV Index: 0
Wind: 6 mph
8 PM
Sunny with a Chance of Thunderstorms
81°
Feels Like 81°
51
Humidity: 68%
UV Index: 0
Wind: 5 mph
9 PM
Cloudy Night
79°
Feels Like 81°
47
Humidity: 74%
UV Index: 0
Wind: 5 mph
10 PM
Cloudy Night
75°
Feels Like 77°
40
Humidity: 76%
UV Index: 0
Wind: 5 mph
11 PM
Cloudy Night
72°
Feels Like 73°
34
Humidity: 84%
UV Index: 0
Wind: 4 mph

Hourly Air Quality Forecast - AQI (US EPA)

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

Pollutant Concentrations:

  • PM2.5: 2.4 µg/m³
  • PM10: 3.83 µg/m³
  • O3: 0.037 ppm
  • NO2: 1 ppb
  • SO2: 0 ppb
  • CO: 0.10 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 2.49 µg/m³
  • PM10: 4.05 µg/m³
  • O3: 0.034 ppm
  • NO2: 1.4 ppb
  • SO2: 0 ppb
  • CO: 0.11 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 2.55 µg/m³
  • PM10: 4.3 µg/m³
  • O3: 0.027 ppm
  • NO2: 1.8 ppb
  • SO2: 0 ppb
  • CO: 0.11 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 2.65 µg/m³
  • PM10: 4.74 µg/m³
  • O3: 0.018 ppm
  • NO2: 2.2 ppb
  • SO2: 0 ppb
  • CO: 0.11 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 2.77 µg/m³
  • PM10: 5.22 µg/m³
  • O3: 0.013 ppm
  • NO2: 2.4 ppb
  • SO2: 0 ppb
  • CO: 0.11 ppm

Health Recommendations:

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