Hourly Weather | Today Sunday, October 26, 2025
Rockville, Maryland
2 PM
Cloudy Weather
61°
Feels Like 66°
0
Humidity: 44%
Wind: 4 mph
UV Index: 3
3 PM
Cloudy Weather
61°
Feels Like 66°
0
Humidity: 43%
Wind: 4 mph
UV Index: 2
4 PM
Cloudy Weather
63°
Feels Like 66°
0
Humidity: 41%
Wind: 4 mph
UV Index: 2
5 PM
Cloudy Weather
59°
Feels Like 61°
0
Humidity: 46%
Wind: 4 mph
UV Index: 1
6 PM
Cloudy Weather
55°
Feels Like 57°
0
Humidity: 52%
Wind: 4 mph
UV Index: 0
7 PM
Cloudy Night
54°
Feels Like 54°
0
Humidity: 60%
Wind: 4 mph
UV Index: 0
8 PM
Cloudy Night
50°
Feels Like 50°
0
Humidity: 69%
Wind: 4 mph
UV Index: 0
9 PM
Cloudy Night
48°
Feels Like 48°
0
Humidity: 76%
Wind: 4 mph
UV Index: 0
10 PM
Cloudy Night
46°
Feels Like 46°
0
Humidity: 81%
Wind: 4 mph
UV Index: 0
11 PM
Cloudy Night
45°
Feels Like 46°
0
Humidity: 83%
Wind: 4 mph
UV Index: 0

Hourly Air Quality Forecast - AQI (US EPA)

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

Pollutant Concentrations:

  • PM2.5: 5.77 µg/m³
  • PM10: 7.29 µg/m³
  • O3: 0.029 ppm
  • NO2: 2.8 ppb
  • SO2: 0.6 ppb
  • CO: 0.14 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 6.1 µg/m³
  • PM10: 7.44 µg/m³
  • O3: 0.036 ppm
  • NO2: 2 ppb
  • SO2: 0.8 ppb
  • CO: 0.12 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 6.18 µg/m³
  • PM10: 7.43 µg/m³
  • O3: 0.038 ppm
  • NO2: 1.8 ppb
  • SO2: 0.7 ppb
  • CO: 0.12 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 6.24 µg/m³
  • PM10: 7.5 µg/m³
  • O3: 0.038 ppm
  • NO2: 1.9 ppb
  • SO2: 0.7 ppb
  • CO: 0.12 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 6.36 µg/m³
  • PM10: 7.72 µg/m³
  • O3: 0.033 ppm
  • NO2: 3.1 ppb
  • SO2: 0.6 ppb
  • CO: 0.13 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 6.61 µg/m³
  • PM10: 8.11 µg/m³
  • O3: 0.026 ppm
  • NO2: 5.2 ppb
  • SO2: 0.4 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: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 6.84 µg/m³
  • PM10: 8.53 µg/m³
  • O3: 0.021 ppm
  • NO2: 6.5 ppb
  • SO2: 0.3 ppb
  • CO: 0.16 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 6.92 µg/m³
  • PM10: 8.75 µg/m³
  • O3: 0.017 ppm
  • NO2: 7.3 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
29 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 6.95 µg/m³
  • PM10: 8.89 µg/m³
  • O3: 0.015 ppm
  • NO2: 7.7 ppb
  • SO2: 0.2 ppb
  • CO: 0.17 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: 6.96 µg/m³
  • PM10: 8.93 µg/m³
  • O3: 0.014 ppm
  • NO2: 7.8 ppb
  • SO2: 0.1 ppb
  • CO: 0.17 ppm

Health Recommendations:

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