Hourly Weather | Today Wednesday, March 18, 2026
Yonkers, New York
11 AM
Cloudy Weather
32°
Feels Like 28°
0
Humidity: 38%
UV Index: 4
Wind: 9 mph
12 PM
Cloudy Weather
34°
Feels Like 34°
0
Humidity: 35%
UV Index: 4
Wind: 8 mph
1 PM
Cloudy Weather
36°
Feels Like 41°
0
Humidity: 33%
UV Index: 5
Wind: 7 mph
2 PM
Cloudy Weather
37°
Feels Like 41°
0
Humidity: 32%
UV Index: 4
Wind: 6 mph
3 PM
Cloudy Weather
37°
Feels Like 39°
0
Humidity: 31%
UV Index: 3
Wind: 7 mph
4 PM
Cloudy Weather
39°
Feels Like 37°
0
Humidity: 30%
UV Index: 2
Wind: 8 mph
5 PM
Cloudy Weather
37°
Feels Like 34°
0
Humidity: 32%
UV Index: 1
Wind: 8 mph
6 PM
Cloudy Weather
37°
Feels Like 32°
0
Humidity: 34%
UV Index: 1
Wind: 8 mph
7 PM
Cloudy Weather
36°
Feels Like 30°
0
Humidity: 39%
UV Index: 0
Wind: 7 mph
8 PM
Cloudy Night
34°
Feels Like 30°
0
Humidity: 43%
UV Index: 0
Wind: 7 mph
9 PM
Cloudy Night
34°
Feels Like 28°
0
Humidity: 48%
UV Index: 0
Wind: 7 mph
10 PM
Cloudy Night
32°
Feels Like 27°
0
Humidity: 55%
UV Index: 0
Wind: 7 mph
11 PM
Cloudy Night
30°
Feels Like 27°
0
Humidity: 60%
UV Index: 0
Wind: 6 mph

Hourly Air Quality Forecast - AQI (US EPA)

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

Pollutant Concentrations:

  • PM2.5: 1.27 µg/m³
  • PM10: 3.08 µg/m³
  • O3: 0.050 ppm
  • NO2: 3.5 ppb
  • SO2: 0.8 ppb
  • CO: 0.15 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 1.56 µg/m³
  • PM10: 3.48 µg/m³
  • O3: 0.050 ppm
  • NO2: 3.4 ppb
  • SO2: 0.8 ppb
  • CO: 0.15 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 2.1 µg/m³
  • PM10: 4.13 µg/m³
  • O3: 0.051 ppm
  • NO2: 3.4 ppb
  • SO2: 0.8 ppb
  • CO: 0.15 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 2.86 µg/m³
  • PM10: 4.98 µg/m³
  • O3: 0.051 ppm
  • NO2: 3.5 ppb
  • SO2: 0.8 ppb
  • CO: 0.15 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 3.48 µg/m³
  • PM10: 5.59 µg/m³
  • O3: 0.053 ppm
  • NO2: 3.3 ppb
  • SO2: 0.8 ppb
  • CO: 0.15 ppm

Health Recommendations:

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

4 PM
53 AQI
Moderate air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 3.78 µg/m³
  • PM10: 5.81 µg/m³
  • O3: 0.055 ppm
  • NO2: 3 ppb
  • SO2: 0.8 ppb
  • CO: 0.15 ppm

Health Recommendations:

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

5 PM
55 AQI
Moderate air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 3.98 µg/m³
  • PM10: 5.99 µg/m³
  • O3: 0.056 ppm
  • NO2: 3 ppb
  • SO2: 0.8 ppb
  • CO: 0.15 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 4.41 µg/m³
  • PM10: 6.63 µg/m³
  • O3: 0.054 ppm
  • NO2: 4.4 ppb
  • SO2: 0.7 ppb
  • CO: 0.16 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 4.96 µg/m³
  • PM10: 7.56 µg/m³
  • O3: 0.049 ppm
  • NO2: 7.2 ppb
  • SO2: 0.7 ppb
  • CO: 0.18 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 5.48 µg/m³
  • PM10: 8.45 µg/m³
  • O3: 0.046 ppm
  • NO2: 8.5 ppb
  • SO2: 0.7 ppb
  • CO: 0.19 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 5.93 µg/m³
  • PM10: 9.14 µg/m³
  • O3: 0.044 ppm
  • NO2: 8.7 ppb
  • SO2: 0.7 ppb
  • CO: 0.20 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 6.27 µg/m³
  • PM10: 9.6 µg/m³
  • O3: 0.043 ppm
  • NO2: 8.3 ppb
  • SO2: 0.7 ppb
  • CO: 0.20 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 6.46 µg/m³
  • PM10: 9.84 µg/m³
  • O3: 0.042 ppm
  • NO2: 7.7 ppb
  • SO2: 0.7 ppb
  • CO: 0.20 ppm

Health Recommendations:

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