Hourly Weather | Today Monday, September 21, 2026
Clifton, New Jersey
2 PM
Cloudy Weather
70°
Feels Like 73°
0
Humidity: 62%
UV Index: 5
Wind: 9 mph
3 PM
Cloudy Weather
70°
Feels Like 72°
0
Humidity: 59%
UV Index: 3
Wind: 8 mph
4 PM
Cloudy Weather
70°
Feels Like 72°
0
Humidity: 55%
UV Index: 2
Wind: 8 mph
5 PM
Cloudy Weather
70°
Feels Like 68°
1
Humidity: 58%
UV Index: 1
Wind: 8 mph
6 PM
Cloudy Weather
66°
Feels Like 66°
1
Humidity: 62%
UV Index: 1
Wind: 8 mph
7 PM
Cloudy Night
64°
Feels Like 63°
3
Humidity: 67%
UV Index: 0
Wind: 7 mph
8 PM
Cloudy Weather
64°
Feels Like 63°
7
Humidity: 73%
UV Index: 0
Wind: 7 mph
9 PM
Cloudy Weather
63°
Feels Like 61°
7
Humidity: 76%
UV Index: 0
Wind: 7 mph
10 PM
Cloudy Weather
61°
Feels Like 59°
7
Humidity: 79%
UV Index: 0
Wind: 7 mph
11 PM
Cloudy Weather
61°
Feels Like 57°
7
Humidity: 80%
UV Index: 0
Wind: 7 mph

Hourly Air Quality Forecast - AQI (US EPA)

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

Pollutant Concentrations:

  • PM2.5: 3.79 µg/m³
  • PM10: 5.36 µg/m³
  • O3: 0.034 ppm
  • NO2: 4.9 ppb
  • SO2: 1.1 ppb
  • CO: 0.20 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 4.78 µg/m³
  • PM10: 6.5 µg/m³
  • O3: 0.037 ppm
  • NO2: 4.9 ppb
  • SO2: 1.1 ppb
  • CO: 0.20 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 5.45 µg/m³
  • PM10: 7.28 µg/m³
  • O3: 0.039 ppm
  • NO2: 4.9 ppb
  • SO2: 1.1 ppb
  • CO: 0.20 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 5.81 µg/m³
  • PM10: 7.79 µg/m³
  • O3: 0.039 ppm
  • NO2: 5.2 ppb
  • SO2: 1.1 ppb
  • CO: 0.20 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 5.93 µg/m³
  • PM10: 8.11 µg/m³
  • O3: 0.039 ppm
  • NO2: 5.7 ppb
  • SO2: 1 ppb
  • CO: 0.20 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 5.83 µg/m³
  • PM10: 8.27 µg/m³
  • O3: 0.038 ppm
  • NO2: 6.2 ppb
  • SO2: 1 ppb
  • CO: 0.20 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 5.5 µg/m³
  • PM10: 8.2 µg/m³
  • O3: 0.037 ppm
  • NO2: 6.2 ppb
  • SO2: 1 ppb
  • CO: 0.20 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 4.96 µg/m³
  • PM10: 7.84 µg/m³
  • O3: 0.037 ppm
  • NO2: 5.9 ppb
  • SO2: 0.9 ppb
  • CO: 0.20 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: O3
Details

Pollutant Concentrations:

  • PM2.5: 4.54 µg/m³
  • PM10: 7.58 µg/m³
  • O3: 0.037 ppm
  • NO2: 5.5 ppb
  • SO2: 0.9 ppb
  • CO: 0.19 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 4.34 µg/m³
  • PM10: 7.59 µg/m³
  • O3: 0.037 ppm
  • NO2: 5.1 ppb
  • SO2: 0.8 ppb
  • CO: 0.19 ppm

Health Recommendations:

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