Hourly Weather | Today Wednesday, December 10, 2025
Mesa, Arizona
2 PM
Sunny Weather
72°
Feels Like 75°
0
Humidity: 23%
Wind: 4 mph
UV Index: 2
3 PM
Sunny Weather
73°
Feels Like 75°
0
Humidity: 22%
Wind: 5 mph
UV Index: 2
4 PM
Sunny Weather
75°
Feels Like 75°
0
Humidity: 21%
Wind: 5 mph
UV Index: 1
5 PM
Sunny Weather
73°
Feels Like 72°
0
Humidity: 24%
Wind: 5 mph
UV Index: 0
6 PM
Night
70°
Feels Like 66°
0
Humidity: 29%
Wind: 5 mph
UV Index: 0
7 PM
Night
64°
Feels Like 64°
0
Humidity: 37%
Wind: 5 mph
UV Index: 0
8 PM
Night
63°
Feels Like 61°
0
Humidity: 42%
Wind: 6 mph
UV Index: 0
9 PM
Night
59°
Feels Like 57°
0
Humidity: 47%
Wind: 6 mph
UV Index: 0
10 PM
Night
57°
Feels Like 55°
0
Humidity: 52%
Wind: 6 mph
UV Index: 0
11 PM
Night
55°
Feels Like 54°
0
Humidity: 56%
Wind: 6 mph
UV Index: 0

Hourly Air Quality Forecast - AQI (US EPA)

2 PM
52 AQI
Moderate air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 13.13 µg/m³
  • PM10: 38.33 µg/m³
  • O3: 0.054 ppm
  • NO2: 1.1 ppb
  • SO2: 0.5 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.

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

Pollutant Concentrations:

  • PM2.5: 13.56 µg/m³
  • PM10: 38.01 µg/m³
  • O3: 0.058 ppm
  • NO2: 0.9 ppb
  • SO2: 0.6 ppb
  • CO: 0.12 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 14.59 µg/m³
  • PM10: 38.59 µg/m³
  • O3: 0.057 ppm
  • NO2: 1.1 ppb
  • SO2: 0.6 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.

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

Pollutant Concentrations:

  • PM2.5: 15.43 µg/m³
  • PM10: 39.28 µg/m³
  • O3: 0.055 ppm
  • NO2: 1.4 ppb
  • SO2: 0.6 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.

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

Pollutant Concentrations:

  • PM2.5: 16.06 µg/m³
  • PM10: 39.12 µg/m³
  • O3: 0.050 ppm
  • NO2: 1.6 ppb
  • SO2: 0.6 ppb
  • CO: 0.14 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 16.8 µg/m³
  • PM10: 39.63 µg/m³
  • O3: 0.046 ppm
  • NO2: 1.8 ppb
  • SO2: 0.5 ppb
  • CO: 0.15 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 17.35 µg/m³
  • PM10: 40.59 µg/m³
  • O3: 0.042 ppm
  • NO2: 1.8 ppb
  • SO2: 0.5 ppb
  • CO: 0.15 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 17.33 µg/m³
  • PM10: 40.77 µg/m³
  • O3: 0.039 ppm
  • NO2: 1.7 ppb
  • SO2: 0.4 ppb
  • CO: 0.15 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 17.22 µg/m³
  • PM10: 40.94 µg/m³
  • O3: 0.038 ppm
  • NO2: 1.6 ppb
  • SO2: 0.4 ppb
  • CO: 0.15 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 16.88 µg/m³
  • PM10: 40.56 µg/m³
  • O3: 0.037 ppm
  • NO2: 1.5 ppb
  • SO2: 0.4 ppb
  • CO: 0.15 ppm

Health Recommendations:

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