Hourly Weather | Today Saturday, November 1, 2025
Elgin, Illinois
3 PM
Cloudy Weather
48°
Feels Like 46°
47
Humidity: 62%
Wind: 8 mph
UV Index: 2
4 PM
Partly Sunny with Showers
48°
Feels Like 45°
51
Humidity: 63%
Wind: 8 mph
UV Index: 2
5 PM
Cloudy Weather
46°
Feels Like 45°
19
Humidity: 65%
Wind: 8 mph
UV Index: 1
6 PM
Cloudy Night
46°
Feels Like 43°
15
Humidity: 72%
Wind: 7 mph
UV Index: 0
7 PM
Cloudy Night
45°
Feels Like 41°
19
Humidity: 78%
Wind: 6 mph
UV Index: 0
8 PM
Rainy Weather
45°
Feels Like 37°
61
Humidity: 76%
Wind: 7 mph
UV Index: 0
9 PM
Rainy Weather
46°
Feels Like 39°
61
Humidity: 72%
Wind: 7 mph
UV Index: 0
10 PM
Cloudy Weather
46°
Feels Like 43°
49
Humidity: 74%
Wind: 7 mph
UV Index: 0
11 PM
Cloudy Weather
45°
Feels Like 41°
34
Humidity: 75%
Wind: 6 mph
UV Index: 0

Hourly Air Quality Forecast - AQI (US EPA)

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

Pollutant Concentrations:

  • PM2.5: 0.56 µg/m³
  • PM10: 0.74 µg/m³
  • O3: 0.029 ppm
  • NO2: 1.4 ppb
  • SO2: 0.4 ppb
  • CO: 0.11 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 0.54 µg/m³
  • PM10: 0.69 µg/m³
  • O3: 0.029 ppm
  • NO2: 1.5 ppb
  • SO2: 0.4 ppb
  • CO: 0.11 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 0.58 µg/m³
  • PM10: 0.76 µg/m³
  • O3: 0.028 ppm
  • NO2: 2 ppb
  • SO2: 0.4 ppb
  • CO: 0.12 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: 0.73 µg/m³
  • PM10: 0.94 µg/m³
  • O3: 0.026 ppm
  • NO2: 2.9 ppb
  • SO2: 0.3 ppb
  • CO: 0.12 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: 0.89 µg/m³
  • PM10: 1.13 µg/m³
  • O3: 0.024 ppm
  • NO2: 3.8 ppb
  • SO2: 0.3 ppb
  • CO: 0.13 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 1.16 µg/m³
  • PM10: 1.47 µg/m³
  • O3: 0.022 ppm
  • NO2: 4.9 ppb
  • SO2: 0.2 ppb
  • CO: 0.14 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 1.55 µg/m³
  • PM10: 1.95 µg/m³
  • O3: 0.019 ppm
  • NO2: 6.1 ppb
  • SO2: 0.1 ppb
  • CO: 0.16 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 1.93 µg/m³
  • PM10: 2.4 µg/m³
  • O3: 0.017 ppm
  • NO2: 6.8 ppb
  • SO2: 0.1 ppb
  • CO: 0.17 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 2.28 µg/m³
  • PM10: 2.81 µg/m³
  • O3: 0.016 ppm
  • NO2: 7.3 ppb
  • SO2: 0.1 ppb
  • CO: 0.17 ppm

Health Recommendations:

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