Hourly Weather | Today Tuesday, November 4, 2025
Alexandria, Virginia
10 AM
Cloudy Weather
57°
Feels Like 57°
0
Humidity: 43%
Wind: 10 mph
UV Index: 2
11 AM
Cloudy Weather
61°
Feels Like 59°
0
Humidity: 36%
Wind: 12 mph
UV Index: 3
12 PM
Cloudy Weather
61°
Feels Like 61°
0
Humidity: 31%
Wind: 12 mph
UV Index: 3
1 PM
Cloudy Weather
63°
Feels Like 63°
0
Humidity: 28%
Wind: 12 mph
UV Index: 3
2 PM
Sunny Weather
64°
Feels Like 64°
0
Humidity: 26%
Wind: 12 mph
UV Index: 2
3 PM
Sunny Weather
66°
Feels Like 64°
0
Humidity: 26%
Wind: 10 mph
UV Index: 2
4 PM
Sunny Weather
64°
Feels Like 63°
0
Humidity: 28%
Wind: 9 mph
UV Index: 1
5 PM
Sunny Weather
63°
Feels Like 61°
0
Humidity: 31%
Wind: 7 mph
UV Index: 0
6 PM
Cloudy Night
59°
Feels Like 57°
0
Humidity: 36%
Wind: 6 mph
UV Index: 0
7 PM
Cloudy Night
55°
Feels Like 55°
0
Humidity: 41%
Wind: 6 mph
UV Index: 0
8 PM
Cloudy Night
54°
Feels Like 52°
0
Humidity: 46%
Wind: 5 mph
UV Index: 0
9 PM
Cloudy Night
50°
Feels Like 50°
0
Humidity: 50%
Wind: 5 mph
UV Index: 0
10 PM
Cloudy Night
48°
Feels Like 48°
0
Humidity: 53%
Wind: 5 mph
UV Index: 0
11 PM
Cloudy Night
48°
Feels Like 46°
0
Humidity: 55%
Wind: 5 mph
UV Index: 0

Hourly Air Quality Forecast - AQI (US EPA)

10 AM
29 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 4.7 µg/m³
  • PM10: 5.61 µg/m³
  • O3: 0.032 ppm
  • NO2: 2.1 ppb
  • SO2: 0.4 ppb
  • CO: 0.13 ppm

Health Recommendations:

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

11 AM
39 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 3.28 µg/m³
  • PM10: 3.94 µg/m³
  • O3: 0.042 ppm
  • NO2: 1.2 ppb
  • SO2: 0.6 ppb
  • CO: 0.11 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 3.17 µg/m³
  • PM10: 3.78 µg/m³
  • O3: 0.044 ppm
  • NO2: 0.9 ppb
  • SO2: 0.6 ppb
  • CO: 0.11 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 3.29 µg/m³
  • PM10: 3.87 µg/m³
  • O3: 0.045 ppm
  • NO2: 0.8 ppb
  • SO2: 0.6 ppb
  • CO: 0.11 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 3.46 µg/m³
  • PM10: 4.05 µg/m³
  • O3: 0.046 ppm
  • NO2: 0.9 ppb
  • SO2: 0.5 ppb
  • CO: 0.11 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 3.66 µg/m³
  • PM10: 4.27 µg/m³
  • O3: 0.045 ppm
  • NO2: 1.1 ppb
  • SO2: 0.5 ppb
  • CO: 0.11 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 3.81 µg/m³
  • PM10: 4.46 µg/m³
  • O3: 0.043 ppm
  • NO2: 1.4 ppb
  • SO2: 0.5 ppb
  • CO: 0.11 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 4.07 µg/m³
  • PM10: 4.79 µg/m³
  • O3: 0.040 ppm
  • NO2: 2.3 ppb
  • SO2: 0.4 ppb
  • CO: 0.12 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 4.5 µg/m³
  • PM10: 5.33 µg/m³
  • O3: 0.037 ppm
  • NO2: 3.3 ppb
  • SO2: 0.4 ppb
  • CO: 0.13 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 5.07 µg/m³
  • PM10: 6.03 µg/m³
  • O3: 0.034 ppm
  • NO2: 4 ppb
  • SO2: 0.3 ppb
  • CO: 0.14 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 5.63 µg/m³
  • PM10: 6.72 µg/m³
  • O3: 0.030 ppm
  • NO2: 4.3 ppb
  • SO2: 0.2 ppb
  • CO: 0.15 ppm

Health Recommendations:

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

9 PM
26 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 6.21 µg/m³
  • PM10: 7.44 µg/m³
  • O3: 0.027 ppm
  • NO2: 4.7 ppb
  • SO2: 0.2 ppb
  • CO: 0.16 ppm

Health Recommendations:

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

10 PM
28 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 6.72 µg/m³
  • PM10: 8.07 µg/m³
  • O3: 0.024 ppm
  • NO2: 5 ppb
  • SO2: 0.1 ppb
  • CO: 0.16 ppm

Health Recommendations:

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

11 PM
29 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 7.05 µg/m³
  • PM10: 8.45 µg/m³
  • O3: 0.021 ppm
  • NO2: 5.1 ppb
  • SO2: 0.1 ppb
  • CO: 0.16 ppm

Health Recommendations:

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