Hourly Weather | Today Wednesday, December 24, 2025
Centennial, Colorado
12 PM
Cloudy Weather
66°
Feels Like 68°
0
Humidity: 16%
Wind: 7 mph
UV Index: 3
1 PM
Cloudy Weather
66°
Feels Like 70°
0
Humidity: 15%
Wind: 7 mph
UV Index: 2
2 PM
Cloudy Weather
68°
Feels Like 70°
0
Humidity: 15%
Wind: 7 mph
UV Index: 2
3 PM
Cloudy Weather
70°
Feels Like 70°
0
Humidity: 17%
Wind: 6 mph
UV Index: 1
4 PM
Cloudy Weather
66°
Feels Like 64°
0
Humidity: 21%
Wind: 6 mph
UV Index: 1
5 PM
Cloudy Night
63°
Feels Like 61°
0
Humidity: 26%
Wind: 6 mph
UV Index: 0
6 PM
Cloudy Night
57°
Feels Like 57°
0
Humidity: 29%
Wind: 6 mph
UV Index: 0
7 PM
Cloudy Night
55°
Feels Like 54°
0
Humidity: 32%
Wind: 7 mph
UV Index: 0
8 PM
Cloudy Night
54°
Feels Like 52°
0
Humidity: 34%
Wind: 7 mph
UV Index: 0
9 PM
Cloudy Night
52°
Feels Like 48°
0
Humidity: 38%
Wind: 8 mph
UV Index: 0
10 PM
Cloudy Night
48°
Feels Like 45°
0
Humidity: 41%
Wind: 8 mph
UV Index: 0
11 PM
Cloudy Night
46°
Feels Like 41°
0
Humidity: 46%
Wind: 9 mph
UV Index: 0

Hourly Air Quality Forecast - AQI (US EPA)

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

Pollutant Concentrations:

  • PM2.5: 1.75 µg/m³
  • PM10: 2.28 µg/m³
  • O3: 0.039 ppm
  • NO2: 0.3 ppb
  • SO2: 0.1 ppb
  • CO: 0.08 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 1.86 µg/m³
  • PM10: 2.41 µg/m³
  • O3: 0.038 ppm
  • NO2: 0.2 ppb
  • SO2: 0.1 ppb
  • CO: 0.08 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 1.85 µg/m³
  • PM10: 2.38 µg/m³
  • O3: 0.037 ppm
  • NO2: 0.1 ppb
  • SO2: 0.1 ppb
  • CO: 0.08 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 1.92 µg/m³
  • PM10: 2.42 µg/m³
  • O3: 0.036 ppm
  • NO2: 0.3 ppb
  • SO2: 0.1 ppb
  • CO: 0.08 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 2.07 µg/m³
  • PM10: 2.53 µg/m³
  • O3: 0.034 ppm
  • NO2: 0.6 ppb
  • SO2: 0.1 ppb
  • CO: 0.09 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 2.22 µg/m³
  • PM10: 2.67 µg/m³
  • O3: 0.033 ppm
  • NO2: 1.1 ppb
  • SO2: 0 ppb
  • CO: 0.09 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 2.3 µg/m³
  • PM10: 2.73 µg/m³
  • O3: 0.030 ppm
  • NO2: 1.6 ppb
  • SO2: 0 ppb
  • CO: 0.10 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 2.42 µg/m³
  • PM10: 2.83 µg/m³
  • O3: 0.027 ppm
  • NO2: 2.1 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
23 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 2.56 µg/m³
  • PM10: 3 µg/m³
  • O3: 0.025 ppm
  • NO2: 2.5 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
21 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 2.65 µg/m³
  • PM10: 3.13 µg/m³
  • O3: 0.023 ppm
  • NO2: 2.7 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
20 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 2.75 µg/m³
  • PM10: 3.26 µg/m³
  • O3: 0.022 ppm
  • NO2: 2.8 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
20 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 2.82 µg/m³
  • PM10: 3.35 µg/m³
  • O3: 0.021 ppm
  • NO2: 2.8 ppb
  • SO2: 0 ppb
  • CO: 0.11 ppm

Health Recommendations:

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