Hourly Weather | Today › Thursday, October 8, 2026
Springfield, Illinois
9 AM
Sunny Weather
50°
Feels Like 55°
0
Humidity: 89%
UV Index: 2
Wind: 2 mph
10 AM
Cloudy Weather
55°
Feels Like 63°
0
Humidity: 78%
UV Index: 2
Wind: 2 mph
11 AM
Cloudy Weather
61°
Feels Like 68°
0
Humidity: 61%
UV Index: 3
Wind: 4 mph
12 PM
Cloudy Weather
68°
Feels Like 73°
0
Humidity: 45%
UV Index: 4
Wind: 6 mph
1 PM
Cloudy Weather
75°
Feels Like 79°
0
Humidity: 34%
UV Index: 4
Wind: 6 mph
2 PM
Cloudy Weather
81°
Feels Like 84°
0
Humidity: 27%
UV Index: 4
Wind: 6 mph
3 PM
Cloudy Weather
82°
Feels Like 84°
0
Humidity: 25%
UV Index: 3
Wind: 6 mph
4 PM
Cloudy Weather
81°
Feels Like 82°
0
Humidity: 27%
UV Index: 2
Wind: 6 mph
5 PM
Cloudy Weather
81°
Feels Like 81°
0
Humidity: 29%
UV Index: 2
Wind: 6 mph
6 PM
Cloudy Weather
77°
Feels Like 75°
0
Humidity: 33%
UV Index: 1
Wind: 5 mph
7 PM
Cloudy Night
72°
Feels Like 70°
0
Humidity: 42%
UV Index: 0
Wind: 5 mph
8 PM
Night
66°
Feels Like 64°
0
Humidity: 50%
UV Index: 0
Wind: 5 mph
9 PM
Night
64°
Feels Like 63°
0
Humidity: 56%
UV Index: 0
Wind: 5 mph
10 PM
Night
61°
Feels Like 61°
0
Humidity: 63%
UV Index: 0
Wind: 5 mph
11 PM
Night
57°
Feels Like 57°
0
Humidity: 68%
UV Index: 0
Wind: 6 mph

Hourly Air Quality Forecast - AQI (US EPA)

9 AM
51 AQI
Moderate air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 12.65 µg/m³
  • PM10: 14.86 µg/m³
  • O3: 0.009 ppm
  • NO2: 7.7 ppb
  • SO2: 0.2 ppb
  • CO: 0.23 ppm

Health Recommendations:

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

10 AM
51 AQI
Moderate air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 12.54 µg/m³
  • PM10: 14.87 µg/m³
  • O3: 0.011 ppm
  • NO2: 6.3 ppb
  • SO2: 0.4 ppb
  • CO: 0.24 ppm

Health Recommendations:

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

11 AM
41 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 9.93 µg/m³
  • PM10: 11.71 µg/m³
  • O3: 0.031 ppm
  • NO2: 4.9 ppb
  • SO2: 1.8 ppb
  • CO: 0.18 ppm

Health Recommendations:

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

12 PM
41 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 9.75 µg/m³
  • PM10: 11.58 µg/m³
  • O3: 0.036 ppm
  • NO2: 4.4 ppb
  • SO2: 2.2 ppb
  • CO: 0.17 ppm

Health Recommendations:

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

1 PM
43 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 10.34 µg/m³
  • PM10: 12.23 µg/m³
  • O3: 0.040 ppm
  • NO2: 4.1 ppb
  • SO2: 2.4 ppb
  • CO: 0.17 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 6.85 µg/m³
  • PM10: 8.3 µg/m³
  • O3: 0.053 ppm
  • NO2: 2.2 ppb
  • SO2: 2.3 ppb
  • CO: 0.13 ppm

Health Recommendations:

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

3 PM
61 AQI
Moderate air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 5.75 µg/m³
  • PM10: 7.06 µg/m³
  • O3: 0.058 ppm
  • NO2: 1.5 ppb
  • SO2: 1.8 ppb
  • CO: 0.11 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 5.75 µg/m³
  • PM10: 7.08 µg/m³
  • O3: 0.059 ppm
  • NO2: 1.5 ppb
  • SO2: 1.7 ppb
  • CO: 0.11 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 6.11 µg/m³
  • PM10: 7.63 µg/m³
  • O3: 0.053 ppm
  • NO2: 3.2 ppb
  • SO2: 1.6 ppb
  • CO: 0.13 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 6.56 µg/m³
  • PM10: 8.38 µg/m³
  • O3: 0.044 ppm
  • NO2: 6.6 ppb
  • SO2: 1.5 ppb
  • CO: 0.16 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 6.86 µg/m³
  • PM10: 9.07 µg/m³
  • O3: 0.037 ppm
  • NO2: 9.4 ppb
  • SO2: 1.4 ppb
  • CO: 0.18 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 6.97 µg/m³
  • PM10: 9.51 µg/m³
  • O3: 0.033 ppm
  • NO2: 10.5 ppb
  • SO2: 1.3 ppb
  • CO: 0.19 ppm

Health Recommendations:

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

9 PM
29 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 7.03 µg/m³
  • PM10: 9.69 µg/m³
  • O3: 0.031 ppm
  • NO2: 10.6 ppb
  • SO2: 1.2 ppb
  • CO: 0.19 ppm

Health Recommendations:

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

10 PM
30 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 7.08 µg/m³
  • PM10: 9.71 µg/m³
  • O3: 0.030 ppm
  • NO2: 10.3 ppb
  • SO2: 1.1 ppb
  • CO: 0.19 ppm

Health Recommendations:

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

11 PM
29 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 6.89 µg/m³
  • PM10: 9.27 µg/m³
  • O3: 0.028 ppm
  • NO2: 9.5 ppb
  • SO2: 1 ppb
  • CO: 0.19 ppm

Health Recommendations:

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