Hourly Weather | Today Thursday, May 21, 2026
Yonkers, New York
6 AM
Cloudy Weather
61°
Feels Like 57°
47
Humidity: 66%
UV Index: 0
Wind: 8 mph
7 AM
Cloudy Weather
59°
Feels Like 55°
47
Humidity: 68%
UV Index: 0
Wind: 9 mph
8 AM
Rainy Weather
61°
Feels Like 55°
51
Humidity: 59%
UV Index: 1
Wind: 10 mph
9 AM
Cloudy Weather
61°
Feels Like 59°
47
Humidity: 60%
UV Index: 1
Wind: 9 mph
10 AM
Cloudy Weather
61°
Feels Like 59°
49
Humidity: 67%
UV Index: 2
Wind: 9 mph
11 AM
Rainy Weather
59°
Feels Like 57°
58
Humidity: 72%
UV Index: 2
Wind: 8 mph
12 PM
Cloudy Weather
61°
Feels Like 63°
49
Humidity: 71%
UV Index: 3
Wind: 8 mph
1 PM
Rainy Weather
61°
Feels Like 61°
58
Humidity: 70%
UV Index: 3
Wind: 7 mph
2 PM
Rainy Weather
61°
Feels Like 61°
60
Humidity: 68%
UV Index: 3
Wind: 7 mph
3 PM
Rainy Weather
63°
Feels Like 63°
60
Humidity: 66%
UV Index: 2
Wind: 6 mph
4 PM
Cloudy Weather
63°
Feels Like 64°
49
Humidity: 63%
UV Index: 2
Wind: 6 mph
5 PM
Cloudy Weather
63°
Feels Like 64°
44
Humidity: 61%
UV Index: 1
Wind: 5 mph
6 PM
Cloudy Weather
64°
Feels Like 64°
48
Humidity: 58%
UV Index: 1
Wind: 5 mph
7 PM
Rainy Weather
63°
Feels Like 61°
52
Humidity: 61%
UV Index: 0
Wind: 6 mph
8 PM
Cloudy Weather
63°
Feels Like 63°
7
Humidity: 62%
UV Index: 0
Wind: 5 mph
9 PM
Cloudy Night
61°
Feels Like 61°
4
Humidity: 65%
UV Index: 0
Wind: 5 mph
10 PM
Cloudy Night
61°
Feels Like 59°
4
Humidity: 68%
UV Index: 0
Wind: 5 mph
11 PM
Cloudy Night
59°
Feels Like 57°
4
Humidity: 70%
UV Index: 0
Wind: 5 mph

Hourly Air Quality Forecast - AQI (US EPA)

6 AM
30 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 1.82 µg/m³
  • PM10: 2.38 µg/m³
  • O3: 0.032 ppm
  • NO2: 3.6 ppb
  • SO2: 0.8 ppb
  • CO: 0.12 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 1.9 µg/m³
  • PM10: 2.53 µg/m³
  • O3: 0.034 ppm
  • NO2: 4.1 ppb
  • SO2: 0.9 ppb
  • CO: 0.12 ppm

Health Recommendations:

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

8 AM
31 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 2.1 µg/m³
  • PM10: 2.79 µg/m³
  • O3: 0.033 ppm
  • NO2: 5.4 ppb
  • SO2: 1 ppb
  • CO: 0.13 ppm

Health Recommendations:

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

9 AM
30 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 2.27 µg/m³
  • PM10: 2.84 µg/m³
  • O3: 0.032 ppm
  • NO2: 6.5 ppb
  • SO2: 1 ppb
  • CO: 0.13 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 2.4 µg/m³
  • PM10: 2.82 µg/m³
  • O3: 0.030 ppm
  • NO2: 7.3 ppb
  • SO2: 0.8 ppb
  • CO: 0.14 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 2.55 µg/m³
  • PM10: 2.9 µg/m³
  • O3: 0.029 ppm
  • NO2: 7.5 ppb
  • SO2: 0.7 ppb
  • CO: 0.15 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 2.73 µg/m³
  • PM10: 3.06 µg/m³
  • O3: 0.028 ppm
  • NO2: 7.3 ppb
  • SO2: 0.6 ppb
  • CO: 0.15 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 3.09 µg/m³
  • PM10: 3.44 µg/m³
  • O3: 0.027 ppm
  • NO2: 7.1 ppb
  • SO2: 0.6 ppb
  • CO: 0.16 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 3.63 µg/m³
  • PM10: 4.01 µg/m³
  • O3: 0.026 ppm
  • NO2: 6.9 ppb
  • SO2: 0.6 ppb
  • CO: 0.16 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 4.27 µg/m³
  • PM10: 4.69 µg/m³
  • O3: 0.026 ppm
  • NO2: 6.8 ppb
  • SO2: 0.6 ppb
  • CO: 0.16 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 4.75 µg/m³
  • PM10: 5.21 µg/m³
  • O3: 0.027 ppm
  • NO2: 6.9 ppb
  • SO2: 0.6 ppb
  • CO: 0.16 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 4.93 µg/m³
  • PM10: 5.4 µg/m³
  • O3: 0.027 ppm
  • NO2: 7.1 ppb
  • SO2: 0.6 ppb
  • CO: 0.17 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 5 µg/m³
  • PM10: 5.57 µg/m³
  • O3: 0.026 ppm
  • NO2: 7.2 ppb
  • SO2: 0.5 ppb
  • CO: 0.17 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 5.22 µg/m³
  • PM10: 6.02 µg/m³
  • O3: 0.025 ppm
  • NO2: 7.5 ppb
  • SO2: 0.5 ppb
  • CO: 0.18 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 5.33 µg/m³
  • PM10: 6.34 µg/m³
  • O3: 0.024 ppm
  • NO2: 8.3 ppb
  • SO2: 0.5 ppb
  • CO: 0.18 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 5.35 µg/m³
  • PM10: 6.57 µg/m³
  • O3: 0.022 ppm
  • NO2: 8.3 ppb
  • SO2: 0.4 ppb
  • CO: 0.18 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: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 5.42 µg/m³
  • PM10: 6.82 µg/m³
  • O3: 0.020 ppm
  • NO2: 7.8 ppb
  • SO2: 0.3 ppb
  • CO: 0.18 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: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 5.42 µg/m³
  • PM10: 6.89 µg/m³
  • O3: 0.018 ppm
  • NO2: 7.3 ppb
  • SO2: 0.3 ppb
  • CO: 0.17 ppm

Health Recommendations:

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