Hourly Weather | Today Monday, September 15, 2025
Joliet, Illinois
1 AM
Night
70°
Feels Like 66°
0
Humidity: 83%
Wind: 6 mph
UV Index: 0
2 AM
Night
66°
Feels Like 66°
0
Humidity: 83%
Wind: 6 mph
UV Index: 0
3 AM
Night
66°
Feels Like 64°
0
Humidity: 84%
Wind: 6 mph
UV Index: 0
4 AM
Night
64°
Feels Like 64°
0
Humidity: 85%
Wind: 6 mph
UV Index: 0
5 AM
Night
63°
Feels Like 63°
0
Humidity: 86%
Wind: 6 mph
UV Index: 0
6 AM
Night
61°
Feels Like 59°
0
Humidity: 93%
Wind: 6 mph
UV Index: 0
7 AM
Sunny Weather
63°
Feels Like 61°
0
Humidity: 89%
Wind: 6 mph
UV Index: 1
8 AM
Cloudy Weather
64°
Feels Like 66°
0
Humidity: 83%
Wind: 6 mph
UV Index: 11
9 AM
Cloudy Weather
72°
Feels Like 72°
0
Humidity: 71%
Wind: 7 mph
UV Index: 20
10 AM
Cloudy Weather
75°
Feels Like 79°
0
Humidity: 60%
Wind: 7 mph
UV Index: 30
11 AM
Cloudy Weather
81°
Feels Like 82°
0
Humidity: 53%
Wind: 7 mph
UV Index: 41
12 PM
Cloudy Weather
82°
Feels Like 86°
0
Humidity: 48%
Wind: 7 mph
UV Index: 48
1 PM
Cloudy Weather
84°
Feels Like 90°
0
Humidity: 44%
Wind: 8 mph
UV Index: 52
2 PM
Cloudy Weather
88°
Feels Like 90°
0
Humidity: 40%
Wind: 8 mph
UV Index: 48
3 PM
Cloudy Weather
88°
Feels Like 91°
0
Humidity: 38%
Wind: 8 mph
UV Index: 41
4 PM
Cloudy Weather
88°
Feels Like 88°
0
Humidity: 39%
Wind: 8 mph
UV Index: 30
5 PM
Cloudy Weather
84°
Feels Like 84°
0
Humidity: 43%
Wind: 8 mph
UV Index: 20
6 PM
Cloudy Weather
81°
Feels Like 81°
0
Humidity: 50%
Wind: 8 mph
UV Index: 11
7 PM
Cloudy Weather
79°
Feels Like 75°
0
Humidity: 58%
Wind: 8 mph
UV Index: 1
8 PM
Night
75°
Feels Like 73°
0
Humidity: 66%
Wind: 7 mph
UV Index: 0
9 PM
Night
72°
Feels Like 70°
0
Humidity: 73%
Wind: 7 mph
UV Index: 0
10 PM
Night
70°
Feels Like 68°
0
Humidity: 79%
Wind: 6 mph
UV Index: 0
11 PM
Night
68°
Feels Like 66°
0
Humidity: 82%
Wind: 6 mph
UV Index: 0

Hourly Air Quality Forecast - AQI (US EPA)

1 AM
70 AQI
Moderate air quality Dominant pollutant: pm25
Details

Pollutant Concentrations:

  • PM2.5: 14.32 µg/m³
  • PM10: 23.53 µg/m³
  • O₃: 47.61 ppb
  • NO₂: 10.40 ppb
  • SO₂: 1.35 ppb
  • CO: 255.90 ppb

Health Recommendations:

Air quality is currently in the acceptable range. However, sensitive individuals should be aware of potential risks from certain pollutants.

2 AM
69 AQI
Moderate air quality Dominant pollutant: pm25
Details

Pollutant Concentrations:

  • PM2.5: 12.77 µg/m³
  • PM10: 18.96 µg/m³
  • O₃: 44.62 ppb
  • NO₂: 9.28 ppb
  • SO₂: 1.65 ppb
  • CO: 247.61 ppb

Health Recommendations:

Air quality is currently in the acceptable range. However, sensitive individuals should be aware of potential risks from certain pollutants.

3 AM
69 AQI
Moderate air quality Dominant pollutant: pm25
Details

Pollutant Concentrations:

  • PM2.5: 11.56 µg/m³
  • PM10: 16.22 µg/m³
  • O₃: 42.70 ppb
  • NO₂: 8.43 ppb
  • SO₂: 1.79 ppb
  • CO: 240.27 ppb

Health Recommendations:

Air quality is currently in the acceptable range. However, sensitive individuals should be aware of potential risks from certain pollutants.

4 AM
68 AQI
Moderate air quality Dominant pollutant: pm25
Details

Pollutant Concentrations:

  • PM2.5: 10.50 µg/m³
  • PM10: 14.25 µg/m³
  • O₃: 41.21 ppb
  • NO₂: 7.69 ppb
  • SO₂: 1.86 ppb
  • CO: 233.31 ppb

Health Recommendations:

Air quality is currently in the acceptable range. However, sensitive individuals should be aware of potential risks from certain pollutants.

5 AM
67 AQI
Moderate air quality Dominant pollutant: pm25
Details

Pollutant Concentrations:

  • PM2.5: 9.54 µg/m³
  • PM10: 12.73 µg/m³
  • O₃: 38.85 ppb
  • NO₂: 8.09 ppb
  • SO₂: 1.93 ppb
  • CO: 231.28 ppb

Health Recommendations:

Air quality is currently in the acceptable range. However, sensitive individuals should be aware of potential risks from certain pollutants.

6 AM
66 AQI
Moderate air quality Dominant pollutant: pm25
Details

Pollutant Concentrations:

  • PM2.5: 7.50 µg/m³
  • PM10: 7.70 µg/m³
  • O₃: 33.49 ppb
  • NO₂: 7.91 ppb
  • SO₂: 2.24 ppb
  • CO: 223.24 ppb

Health Recommendations:

Air quality is currently in the acceptable range. However, sensitive individuals should be aware of potential risks from certain pollutants.

7 AM
64 AQI
Moderate air quality Dominant pollutant: pm25
Details

Pollutant Concentrations:

  • PM2.5: 7.48 µg/m³
  • PM10: 7.69 µg/m³
  • O₃: 31.35 ppb
  • NO₂: 8.63 ppb
  • SO₂: 2.24 ppb
  • CO: 222.54 ppb

Health Recommendations:

Air quality is currently in the acceptable range. However, sensitive individuals should be aware of potential risks from certain pollutants.

8 AM
63 AQI
Moderate air quality Dominant pollutant: pm25
Details

Pollutant Concentrations:

  • PM2.5: 8.21 µg/m³
  • PM10: 8.40 µg/m³
  • O₃: 32.31 ppb
  • NO₂: 8.40 ppb
  • SO₂: 2.44 ppb
  • CO: 230.12 ppb

Health Recommendations:

Air quality is currently in the acceptable range. However, sensitive individuals should be aware of potential risks from certain pollutants.

9 AM
61 AQI
Moderate air quality Dominant pollutant: pm25
Details

Pollutant Concentrations:

  • PM2.5: 8.19 µg/m³
  • PM10: 8.47 µg/m³
  • O₃: 33.27 ppb
  • NO₂: 8.18 ppb
  • SO₂: 2.63 ppb
  • CO: 237.70 ppb

Health Recommendations:

Air quality is currently in the acceptable range. However, sensitive individuals should be aware of potential risks from certain pollutants.

10 AM
60 AQI
Moderate air quality Dominant pollutant: pm25
Details

Pollutant Concentrations:

  • PM2.5: 8.31 µg/m³
  • PM10: 8.65 µg/m³
  • O₃: 34.22 ppb
  • NO₂: 7.96 ppb
  • SO₂: 2.82 ppb
  • CO: 245.27 ppb

Health Recommendations:

Air quality is currently in the acceptable range. However, sensitive individuals should be aware of potential risks from certain pollutants.

11 AM
59 AQI
Moderate air quality Dominant pollutant: pm25
Details

Pollutant Concentrations:

  • PM2.5: 8.95 µg/m³
  • PM10: 9.33 µg/m³
  • O₃: 43.19 ppb
  • NO₂: 6.70 ppb
  • SO₂: 2.97 ppb
  • CO: 235.99 ppb

Health Recommendations:

Air quality is currently in the acceptable range. However, sensitive individuals should be aware of potential risks from certain pollutants.

12 PM
59 AQI
Moderate air quality Dominant pollutant: pm25
Details

Pollutant Concentrations:

  • PM2.5: 10.04 µg/m³
  • PM10: 10.45 µg/m³
  • O₃: 52.16 ppb
  • NO₂: 5.44 ppb
  • SO₂: 3.12 ppb
  • CO: 226.71 ppb

Health Recommendations:

Air quality is currently in the acceptable range. However, sensitive individuals should be aware of potential risks from certain pollutants.

1 PM
58 AQI
Moderate air quality Dominant pollutant: pm25
Details

Pollutant Concentrations:

  • PM2.5: 11.51 µg/m³
  • PM10: 11.92 µg/m³
  • O₃: 61.13 ppb
  • NO₂: 4.18 ppb
  • SO₂: 3.27 ppb
  • CO: 217.43 ppb

Health Recommendations:

Air quality is currently in the acceptable range. However, sensitive individuals should be aware of potential risks from certain pollutants.

2 PM
58 AQI
Moderate air quality Dominant pollutant: pm25
Details

Pollutant Concentrations:

  • PM2.5: 12.50 µg/m³
  • PM10: 12.91 µg/m³
  • O₃: 66.10 ppb
  • NO₂: 3.63 ppb
  • SO₂: 3.14 ppb
  • CO: 211.75 ppb

Health Recommendations:

Air quality is currently in the acceptable range. However, sensitive individuals should be aware of potential risks from certain pollutants.

3 PM
57 AQI
Moderate air quality Dominant pollutant: pm25
Details

Pollutant Concentrations:

  • PM2.5: 12.81 µg/m³
  • PM10: 13.19 µg/m³
  • O₃: 71.08 ppb
  • NO₂: 3.08 ppb
  • SO₂: 3.01 ppb
  • CO: 206.07 ppb

Health Recommendations:

Air quality is currently in the acceptable range. However, sensitive individuals should be aware of potential risks from certain pollutants.

4 PM
57 AQI
Moderate air quality Dominant pollutant: pm25
Details

Pollutant Concentrations:

  • PM2.5: 13.41 µg/m³
  • PM10: 13.76 µg/m³
  • O₃: 76.05 ppb
  • NO₂: 2.53 ppb
  • SO₂: 2.88 ppb
  • CO: 200.39 ppb

Health Recommendations:

Air quality is currently in the acceptable range. However, sensitive individuals should be aware of potential risks from certain pollutants.

5 PM
64 AQI
Moderate air quality Dominant pollutant: o3
Details

Pollutant Concentrations:

  • PM2.5: 14.25 µg/m³
  • PM10: 14.60 µg/m³
  • O₃: 69.58 ppb
  • NO₂: 5.95 ppb
  • SO₂: 3.00 ppb
  • CO: 225.89 ppb

Health Recommendations:

Air quality is currently in the acceptable range. However, sensitive individuals should be aware of potential risks from certain pollutants.

6 PM
76 AQI
Moderate air quality Dominant pollutant: o3
Details

Pollutant Concentrations:

  • PM2.5: 16.12 µg/m³
  • PM10: 16.40 µg/m³
  • O₃: 63.10 ppb
  • NO₂: 9.38 ppb
  • SO₂: 3.13 ppb
  • CO: 251.40 ppb

Health Recommendations:

Air quality is currently in the acceptable range. However, sensitive individuals should be aware of potential risks from certain pollutants.

7 PM
81 AQI
Moderate air quality Dominant pollutant: o3
Details

Pollutant Concentrations:

  • PM2.5: 17.89 µg/m³
  • PM10: 18.13 µg/m³
  • O₃: 56.62 ppb
  • NO₂: 12.80 ppb
  • SO₂: 3.25 ppb
  • CO: 276.90 ppb

Health Recommendations:

Air quality is currently in the acceptable range. However, sensitive individuals should be aware of potential risks from certain pollutants.

8 PM
81 AQI
Moderate air quality Dominant pollutant: o3
Details

Pollutant Concentrations:

  • PM2.5: 18.04 µg/m³
  • PM10: 18.27 µg/m³
  • O₃: 52.09 ppb
  • NO₂: 13.25 ppb
  • SO₂: 3.03 ppb
  • CO: 275.86 ppb

Health Recommendations:

Air quality is currently in the acceptable range. However, sensitive individuals should be aware of potential risks from certain pollutants.

9 PM
76 AQI
Moderate air quality Dominant pollutant: o3
Details

Pollutant Concentrations:

  • PM2.5: 16.95 µg/m³
  • PM10: 17.17 µg/m³
  • O₃: 47.56 ppb
  • NO₂: 13.70 ppb
  • SO₂: 2.81 ppb
  • CO: 274.82 ppb

Health Recommendations:

Air quality is currently in the acceptable range. However, sensitive individuals should be aware of potential risks from certain pollutants.

10 PM
66 AQI
Moderate air quality Dominant pollutant: o3
Details

Pollutant Concentrations:

  • PM2.5: 15.64 µg/m³
  • PM10: 15.86 µg/m³
  • O₃: 43.03 ppb
  • NO₂: 14.14 ppb
  • SO₂: 2.59 ppb
  • CO: 273.77 ppb

Health Recommendations:

Air quality is currently in the acceptable range. However, sensitive individuals should be aware of potential risks from certain pollutants.