Hourly Weather | Today Tuesday, June 23, 2026
Tempe, Arizona
4 PM
Cloudy Weather
109°
Feels Like 109°
0
Humidity: 12%
UV Index: 4
Wind: 9 mph
5 PM
Cloudy Weather
109°
Feels Like 108°
0
Humidity: 11%
UV Index: 2
Wind: 9 mph
6 PM
Cloudy Weather
109°
Feels Like 108°
0
Humidity: 10%
UV Index: 1
Wind: 9 mph
7 PM
Cloudy Weather
108°
Feels Like 106°
0
Humidity: 12%
UV Index: 0
Wind: 8 mph
8 PM
Cloudy Night
106°
Feels Like 102°
0
Humidity: 13%
UV Index: 0
Wind: 7 mph
9 PM
Cloudy Night
102°
Feels Like 99°
0
Humidity: 15%
UV Index: 0
Wind: 7 mph
10 PM
Cloudy Night
99°
Feels Like 97°
0
Humidity: 17%
UV Index: 0
Wind: 6 mph
11 PM
Cloudy Night
99°
Feels Like 97°
0
Humidity: 19%
UV Index: 0
Wind: 6 mph

Hourly Air Quality Forecast - AQI (US EPA)

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

Pollutant Concentrations:

  • PM2.5: 4.39 µg/m³
  • PM10: 18.13 µg/m³
  • O3: 0.038 ppm
  • NO2: 0.1 ppb
  • SO2: 0 ppb
  • CO: 0.07 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 4.42 µg/m³
  • PM10: 17.52 µg/m³
  • O3: 0.038 ppm
  • NO2: 0.1 ppb
  • SO2: 0 ppb
  • CO: 0.07 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 4.48 µg/m³
  • PM10: 17.79 µg/m³
  • O3: 0.038 ppm
  • NO2: 0.1 ppb
  • SO2: 0 ppb
  • CO: 0.07 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 4.77 µg/m³
  • PM10: 19.6 µg/m³
  • O3: 0.037 ppm
  • NO2: 0.1 ppb
  • SO2: 0 ppb
  • CO: 0.07 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 5.29 µg/m³
  • PM10: 22.94 µg/m³
  • O3: 0.036 ppm
  • NO2: 0.1 ppb
  • SO2: 0 ppb
  • CO: 0.07 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 5.79 µg/m³
  • PM10: 26.21 µg/m³
  • O3: 0.035 ppm
  • NO2: 0.1 ppb
  • SO2: 0 ppb
  • CO: 0.08 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 6.23 µg/m³
  • PM10: 29.02 µg/m³
  • O3: 0.034 ppm
  • NO2: 0.2 ppb
  • SO2: 0 ppb
  • CO: 0.08 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: PM10
Details

Pollutant Concentrations:

  • PM2.5: 6.82 µg/m³
  • PM10: 32.65 µg/m³
  • O3: 0.033 ppm
  • NO2: 0.2 ppb
  • SO2: 0 ppb
  • CO: 0.08 ppm

Health Recommendations:

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