Hourly Weather | Today Tuesday, July 21, 2026
Yonkers, New York
4 AM
Cloudy Night
72°
Feels Like 72°
4
Humidity: 79%
UV Index: 0
Wind: 6 mph
5 AM
Cloudy Night
72°
Feels Like 70°
6
Humidity: 81%
UV Index: 0
Wind: 7 mph
6 AM
Cloudy Weather
72°
Feels Like 72°
6
Humidity: 83%
UV Index: 0
Wind: 7 mph
7 AM
Cloudy Weather
72°
Feels Like 73°
9
Humidity: 82%
UV Index: 1
Wind: 8 mph
8 AM
Cloudy Weather
73°
Feels Like 75°
32
Humidity: 80%
UV Index: 1
Wind: 8 mph
9 AM
Cloudy Weather
75°
Feels Like 75°
32
Humidity: 79%
UV Index: 1
Wind: 9 mph
10 AM
Cloudy Weather
75°
Feels Like 79°
38
Humidity: 79%
UV Index: 1
Wind: 10 mph
11 AM
Stormy Weather
75°
Feels Like 75°
69
Humidity: 79%
UV Index: 2
Wind: 10 mph
12 PM
Stormy Weather
77°
Feels Like 77°
69
Humidity: 79%
UV Index: 2
Wind: 10 mph
1 PM
Cloudy Weather
79°
Feels Like 82°
49
Humidity: 79%
UV Index: 3
Wind: 10 mph
2 PM
Stormy Weather
79°
Feels Like 79°
63
Humidity: 80%
UV Index: 2
Wind: 10 mph
3 PM
Cloudy Weather
79°
Feels Like 84°
49
Humidity: 81%
UV Index: 2
Wind: 10 mph
4 PM
Cloudy Weather
79°
Feels Like 84°
49
Humidity: 80%
UV Index: 1
Wind: 9 mph
5 PM
Stormy Weather
79°
Feels Like 79°
60
Humidity: 84%
UV Index: 1
Wind: 9 mph
6 PM
Cloudy Weather
77°
Feels Like 82°
49
Humidity: 86%
UV Index: 1
Wind: 9 mph
7 PM
Cloudy Weather
77°
Feels Like 81°
49
Humidity: 87%
UV Index: 0
Wind: 9 mph
8 PM
Stormy Weather
75°
Feels Like 75°
63
Humidity: 87%
UV Index: 0
Wind: 9 mph
9 PM
Stormy Weather
75°
Feels Like 77°
55
Humidity: 88%
UV Index: 0
Wind: 8 mph
10 PM
Cloudy Weather
75°
Feels Like 79°
49
Humidity: 89%
UV Index: 0
Wind: 8 mph
11 PM
Cloudy Weather
75°
Feels Like 79°
34
Humidity: 89%
UV Index: 0
Wind: 7 mph

Hourly Air Quality Forecast - AQI (US EPA)

4 AM
55 AQI
Moderate air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 10.9 µg/m³
  • PM10: 15.31 µg/m³
  • O3: 0.056 ppm
  • NO2: 0.9 ppb
  • SO2: 0.4 ppb
  • CO: 0.27 ppm

Health Recommendations:

Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.

5 AM
50 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 10.38 µg/m³
  • PM10: 14.71 µg/m³
  • O3: 0.054 ppm
  • NO2: 0.9 ppb
  • SO2: 0.4 ppb
  • CO: 0.29 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 9.62 µg/m³
  • PM10: 13.68 µg/m³
  • O3: 0.052 ppm
  • NO2: 1 ppb
  • SO2: 0.3 ppb
  • CO: 0.30 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 8.68 µg/m³
  • PM10: 12.41 µg/m³
  • O3: 0.051 ppm
  • NO2: 1.4 ppb
  • SO2: 0.3 ppb
  • CO: 0.31 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 7.74 µg/m³
  • PM10: 11.21 µg/m³
  • O3: 0.049 ppm
  • NO2: 1.8 ppb
  • SO2: 0.3 ppb
  • CO: 0.32 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 6.74 µg/m³
  • PM10: 9.45 µg/m³
  • O3: 0.050 ppm
  • NO2: 1.7 ppb
  • SO2: 0.3 ppb
  • CO: 0.32 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 6 µg/m³
  • PM10: 7.88 µg/m³
  • O3: 0.048 ppm
  • NO2: 1.6 ppb
  • SO2: 0.3 ppb
  • CO: 0.31 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 5.52 µg/m³
  • PM10: 6.87 µg/m³
  • O3: 0.045 ppm
  • NO2: 1.5 ppb
  • SO2: 0.3 ppb
  • CO: 0.28 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 5.1 µg/m³
  • PM10: 5.98 µg/m³
  • O3: 0.042 ppm
  • NO2: 1.5 ppb
  • SO2: 0.3 ppb
  • CO: 0.24 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 4.77 µg/m³
  • PM10: 5.37 µg/m³
  • O3: 0.037 ppm
  • NO2: 1.8 ppb
  • SO2: 0.3 ppb
  • CO: 0.20 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 4.62 µg/m³
  • PM10: 5.14 µg/m³
  • O3: 0.033 ppm
  • NO2: 2 ppb
  • SO2: 0.3 ppb
  • CO: 0.18 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 4.53 µg/m³
  • PM10: 5.08 µg/m³
  • O3: 0.029 ppm
  • NO2: 2.3 ppb
  • SO2: 0.3 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: 4.42 µg/m³
  • PM10: 5.04 µg/m³
  • O3: 0.027 ppm
  • NO2: 2.6 ppb
  • SO2: 0.4 ppb
  • CO: 0.14 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 4.38 µg/m³
  • PM10: 5.08 µg/m³
  • O3: 0.026 ppm
  • NO2: 2.9 ppb
  • SO2: 0.4 ppb
  • CO: 0.13 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: 4.53 µg/m³
  • PM10: 5.33 µg/m³
  • O3: 0.026 ppm
  • NO2: 3.4 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
24 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 4.68 µg/m³
  • PM10: 5.45 µg/m³
  • O3: 0.026 ppm
  • NO2: 3.8 ppb
  • SO2: 0.5 ppb
  • CO: 0.13 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 4.63 µg/m³
  • PM10: 5.19 µg/m³
  • O3: 0.025 ppm
  • NO2: 3.9 ppb
  • SO2: 0.4 ppb
  • CO: 0.13 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: O3
Details

Pollutant Concentrations:

  • PM2.5: 4.39 µg/m³
  • PM10: 4.74 µg/m³
  • O3: 0.024 ppm
  • NO2: 3.6 ppb
  • SO2: 0.4 ppb
  • CO: 0.12 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 4.24 µg/m³
  • PM10: 4.49 µg/m³
  • O3: 0.023 ppm
  • NO2: 3.4 ppb
  • SO2: 0.4 ppb
  • CO: 0.12 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 4.15 µg/m³
  • PM10: 4.35 µg/m³
  • O3: 0.022 ppm
  • NO2: 3.3 ppb
  • SO2: 0.4 ppb
  • CO: 0.12 ppm

Health Recommendations:

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