Hourly Weather | Today Monday, January 19, 2026
Mesa, Arizona
8 PM
Cloudy Night
63°
Feels Like 63°
0
Humidity: 30%
Wind: 5 mph
UV Index: 0
9 PM
Cloudy Night
59°
Feels Like 57°
0
Humidity: 34%
Wind: 5 mph
UV Index: 0
10 PM
Cloudy Night
55°
Feels Like 54°
0
Humidity: 40%
Wind: 5 mph
UV Index: 0
11 PM
Cloudy Night
54°
Feels Like 54°
0
Humidity: 42%
Wind: 6 mph
UV Index: 0

Hourly Air Quality Forecast - AQI (US EPA)

8 PM
58 AQI
Moderate air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 15.79 µg/m³
  • PM10: 60.92 µg/m³
  • O3: 0.040 ppm
  • NO2: 1.7 ppb
  • SO2: 0.1 ppb
  • CO: 0.13 ppm

Health Recommendations:

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

9 PM
59 AQI
Moderate air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 16.23 µg/m³
  • PM10: 62.3 µg/m³
  • O3: 0.038 ppm
  • NO2: 1.7 ppb
  • SO2: 0.1 ppb
  • CO: 0.13 ppm

Health Recommendations:

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

10 PM
60 AQI
Moderate air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 16.71 µg/m³
  • PM10: 64.15 µg/m³
  • O3: 0.037 ppm
  • NO2: 1.6 ppb
  • SO2: 0.1 ppb
  • CO: 0.13 ppm

Health Recommendations:

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

11 PM
61 AQI
Moderate air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 17.1 µg/m³
  • PM10: 65.52 µg/m³
  • O3: 0.036 ppm
  • NO2: 1.6 ppb
  • SO2: 0.1 ppb
  • CO: 0.13 ppm

Health Recommendations:

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