Hourly Weather | Today Wednesday, December 24, 2025
Baltimore, Maryland
2 PM
Cloudy Weather
50°
Feels Like 45°
0
Humidity: 35%
Wind: 15 mph
UV Index: 2
3 PM
Cloudy Weather
48°
Feels Like 43°
0
Humidity: 39%
Wind: 14 mph
UV Index: 1
4 PM
Cloudy Weather
48°
Feels Like 41°
0
Humidity: 44%
Wind: 13 mph
UV Index: 1
5 PM
Cloudy Night
46°
Feels Like 39°
0
Humidity: 49%
Wind: 10 mph
UV Index: 0
6 PM
Cloudy Night
45°
Feels Like 37°
0
Humidity: 54%
Wind: 9 mph
UV Index: 0
7 PM
Cloudy Night
43°
Feels Like 43°
0
Humidity: 58%
Wind: 5 mph
UV Index: 0
8 PM
Cloudy Night
39°
Feels Like 39°
0
Humidity: 67%
Wind: 4 mph
UV Index: 0
9 PM
Cloudy Night
37°
Feels Like 37°
0
Humidity: 76%
Wind: 4 mph
UV Index: 0
10 PM
Cloudy Weather
34°
Feels Like 36°
0
Humidity: 85%
Wind: 4 mph
UV Index: 0
11 PM
Cloudy Weather
37°
Feels Like 37°
0
Humidity: 76%
Wind: 4 mph
UV Index: 0

Hourly Air Quality Forecast - AQI (US EPA)

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

Pollutant Concentrations:

  • PM2.5: 3.68 µg/m³
  • PM10: 4.62 µg/m³
  • O3: 0.040 ppm
  • NO2: 3.1 ppb
  • SO2: 0.7 ppb
  • CO: 0.16 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 3.96 µg/m³
  • PM10: 5.05 µg/m³
  • O3: 0.039 ppm
  • NO2: 3.9 ppb
  • SO2: 0.8 ppb
  • CO: 0.17 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 4.15 µg/m³
  • PM10: 5.42 µg/m³
  • O3: 0.037 ppm
  • NO2: 5.1 ppb
  • SO2: 0.8 ppb
  • CO: 0.17 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 4.5 µg/m³
  • PM10: 6.12 µg/m³
  • O3: 0.033 ppm
  • NO2: 7.5 ppb
  • SO2: 0.7 ppb
  • CO: 0.19 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 5.24 µg/m³
  • PM10: 7.43 µg/m³
  • O3: 0.028 ppm
  • NO2: 10.7 ppb
  • SO2: 0.6 ppb
  • CO: 0.22 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 6.13 µg/m³
  • PM10: 8.99 µg/m³
  • O3: 0.024 ppm
  • NO2: 13.3 ppb
  • SO2: 0.5 ppb
  • CO: 0.25 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 6.93 µg/m³
  • PM10: 10.45 µg/m³
  • O3: 0.021 ppm
  • NO2: 14.8 ppb
  • SO2: 0.4 ppb
  • CO: 0.27 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 7.6 µg/m³
  • PM10: 11.7 µg/m³
  • O3: 0.019 ppm
  • NO2: 15.5 ppb
  • SO2: 0.4 ppb
  • CO: 0.28 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 8.19 µg/m³
  • PM10: 12.74 µg/m³
  • O3: 0.017 ppm
  • NO2: 15.7 ppb
  • SO2: 0.3 ppb
  • CO: 0.29 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 8.43 µg/m³
  • PM10: 13.11 µg/m³
  • O3: 0.016 ppm
  • NO2: 15.2 ppb
  • SO2: 0.3 ppb
  • CO: 0.29 ppm

Health Recommendations:

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