Hourly Weather | Today Wednesday, December 24, 2025
Arvada, Colorado
1 PM
Cloudy Weather
68°
Feels Like 70°
0
Humidity: 19%
Wind: 6 mph
UV Index: 2
2 PM
Cloudy Weather
70°
Feels Like 70°
0
Humidity: 19%
Wind: 6 mph
UV Index: 2
3 PM
Cloudy Weather
68°
Feels Like 68°
0
Humidity: 20%
Wind: 5 mph
UV Index: 1
4 PM
Cloudy Weather
64°
Feels Like 66°
0
Humidity: 22%
Wind: 5 mph
UV Index: 1
5 PM
Cloudy Night
63°
Feels Like 63°
0
Humidity: 26%
Wind: 5 mph
UV Index: 0
6 PM
Cloudy Night
59°
Feels Like 57°
0
Humidity: 30%
Wind: 6 mph
UV Index: 0
7 PM
Cloudy Night
57°
Feels Like 54°
0
Humidity: 33%
Wind: 7 mph
UV Index: 0
8 PM
Cloudy Night
54°
Feels Like 52°
0
Humidity: 38%
Wind: 7 mph
UV Index: 0
9 PM
Cloudy Night
52°
Feels Like 48°
0
Humidity: 44%
Wind: 6 mph
UV Index: 0
10 PM
Cloudy Night
48°
Feels Like 46°
0
Humidity: 51%
Wind: 6 mph
UV Index: 0
11 PM
Cloudy Night
48°
Feels Like 45°
0
Humidity: 54%
Wind: 7 mph
UV Index: 0

Hourly Air Quality Forecast - AQI (US EPA)

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

Pollutant Concentrations:

  • PM2.5: 1.96 µg/m³
  • PM10: 2.56 µg/m³
  • O3: 0.035 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.

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

Pollutant Concentrations:

  • PM2.5: 2.01 µg/m³
  • PM10: 2.58 µg/m³
  • O3: 0.035 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.

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

Pollutant Concentrations:

  • PM2.5: 2.11 µg/m³
  • PM10: 2.65 µg/m³
  • O3: 0.034 ppm
  • NO2: 0.5 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
29 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 2.26 µg/m³
  • PM10: 2.77 µg/m³
  • O3: 0.031 ppm
  • NO2: 0.9 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
27 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 2.38 µg/m³
  • PM10: 2.88 µg/m³
  • O3: 0.029 ppm
  • NO2: 1.7 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
25 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 2.43 µg/m³
  • PM10: 2.92 µg/m³
  • O3: 0.027 ppm
  • NO2: 2.2 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
24 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 2.53 µg/m³
  • PM10: 3.02 µg/m³
  • O3: 0.026 ppm
  • NO2: 2.5 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
24 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 2.66 µg/m³
  • PM10: 3.17 µg/m³
  • O3: 0.026 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
23 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 2.71 µg/m³
  • PM10: 3.23 µg/m³
  • O3: 0.025 ppm
  • NO2: 2.4 ppb
  • SO2: 0 ppb
  • CO: 0.10 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 2.76 µg/m³
  • PM10: 3.29 µg/m³
  • O3: 0.025 ppm
  • NO2: 2.4 ppb
  • SO2: 0 ppb
  • CO: 0.10 ppm

Health Recommendations:

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

11 PM
23 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 2.8 µg/m³
  • PM10: 3.33 µg/m³
  • O3: 0.024 ppm
  • NO2: 2.3 ppb
  • SO2: 0 ppb
  • CO: 0.10 ppm

Health Recommendations:

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