Hourly Weather | Today Thursday, February 26, 2026
Greenwood, Indiana
3 AM
Cloudy Weather
34°
Feels Like 19°
49
Humidity: 74%
UV Index: 0
Wind: 14 mph
4 AM
Snowy Weather
32°
Feels Like 18°
71
Humidity: 72%
UV Index: 0
Wind: 14 mph
5 AM
Snowy Weather
32°
Feels Like 16°
70
Humidity: 74%
UV Index: 0
Wind: 14 mph
6 AM
Cloudy Weather
30°
Feels Like 18°
49
Humidity: 77%
UV Index: 0
Wind: 14 mph
7 AM
Cloudy Weather
30°
Feels Like 27°
40
Humidity: 80%
UV Index: 0
Wind: 6 mph
8 AM
Snowy Weather
32°
Feels Like 28°
44
Humidity: 75%
UV Index: 1
Wind: 6 mph
9 AM
Cloudy Weather
34°
Feels Like 34°
40
Humidity: 68%
UV Index: 1
Wind: 6 mph
10 AM
Cloudy Weather
36°
Feels Like 36°
34
Humidity: 62%
UV Index: 2
Wind: 6 mph
11 AM
Cloudy Weather
39°
Feels Like 41°
34
Humidity: 57%
UV Index: 2
Wind: 6 mph
12 PM
Cloudy Weather
41°
Feels Like 46°
22
Humidity: 52%
UV Index: 2
Wind: 4 mph
1 PM
Cloudy Weather
45°
Feels Like 54°
0
Humidity: 47%
UV Index: 4
Wind: 4 mph
2 PM
Cloudy Weather
46°
Feels Like 54°
0
Humidity: 44%
UV Index: 3
Wind: 4 mph
3 PM
Cloudy Weather
48°
Feels Like 52°
0
Humidity: 42%
UV Index: 2
Wind: 4 mph
4 PM
Cloudy Weather
50°
Feels Like 50°
0
Humidity: 40%
UV Index: 1
Wind: 6 mph
5 PM
Cloudy Weather
48°
Feels Like 46°
0
Humidity: 43%
UV Index: 1
Wind: 6 mph
6 PM
Cloudy Weather
46°
Feels Like 45°
0
Humidity: 47%
UV Index: 0
Wind: 4 mph
7 PM
Cloudy Night
43°
Feels Like 41°
0
Humidity: 54%
UV Index: 0
Wind: 4 mph
8 PM
Cloudy Night
39°
Feels Like 37°
0
Humidity: 61%
UV Index: 0
Wind: 4 mph
9 PM
Cloudy Night
37°
Feels Like 36°
0
Humidity: 67%
UV Index: 0
Wind: 6 mph
10 PM
Cloudy Night
36°
Feels Like 32°
0
Humidity: 71%
UV Index: 0
Wind: 6 mph
11 PM
Cloudy Night
36°
Feels Like 32°
0
Humidity: 74%
UV Index: 0
Wind: 6 mph

Hourly Air Quality Forecast - AQI (US EPA)

3 AM
26 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 5.44 µg/m³
  • PM10: 5.82 µg/m³
  • O3: 0.028 ppm
  • NO2: 3.5 ppb
  • SO2: 0.3 ppb
  • CO: 0.19 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 4.99 µg/m³
  • PM10: 5.31 µg/m³
  • O3: 0.029 ppm
  • NO2: 3.1 ppb
  • SO2: 0.3 ppb
  • CO: 0.18 ppm

Health Recommendations:

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

5 AM
30 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 4.36 µg/m³
  • PM10: 4.66 µg/m³
  • O3: 0.032 ppm
  • NO2: 2.8 ppb
  • SO2: 0.3 ppb
  • CO: 0.18 ppm

Health Recommendations:

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

6 AM
28 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 4.36 µg/m³
  • PM10: 4.72 µg/m³
  • O3: 0.030 ppm
  • NO2: 3 ppb
  • SO2: 0.2 ppb
  • CO: 0.18 ppm

Health Recommendations:

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

7 AM
26 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 4.58 µg/m³
  • PM10: 5.05 µg/m³
  • O3: 0.028 ppm
  • NO2: 3.5 ppb
  • SO2: 0.2 ppb
  • CO: 0.18 ppm

Health Recommendations:

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

8 AM
24 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 4.87 µg/m³
  • PM10: 5.47 µg/m³
  • O3: 0.026 ppm
  • NO2: 4.4 ppb
  • SO2: 0.1 ppb
  • CO: 0.19 ppm

Health Recommendations:

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

9 AM
24 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 4.88 µg/m³
  • PM10: 5.63 µg/m³
  • O3: 0.026 ppm
  • NO2: 4.9 ppb
  • SO2: 0.1 ppb
  • CO: 0.20 ppm

Health Recommendations:

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

10 AM
25 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 4.87 µg/m³
  • PM10: 5.73 µg/m³
  • O3: 0.027 ppm
  • NO2: 4 ppb
  • SO2: 0.2 ppb
  • CO: 0.20 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 4.29 µg/m³
  • PM10: 5.13 µg/m³
  • O3: 0.035 ppm
  • NO2: 2.9 ppb
  • SO2: 0.5 ppb
  • CO: 0.18 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 4.22 µg/m³
  • PM10: 5.08 µg/m³
  • O3: 0.038 ppm
  • NO2: 2.4 ppb
  • SO2: 0.6 ppb
  • CO: 0.18 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 4.56 µg/m³
  • PM10: 5.43 µg/m³
  • O3: 0.040 ppm
  • NO2: 2.1 ppb
  • SO2: 0.6 ppb
  • CO: 0.17 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 4.81 µg/m³
  • PM10: 5.59 µg/m³
  • O3: 0.045 ppm
  • NO2: 1.8 ppb
  • SO2: 0.7 ppb
  • CO: 0.16 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 4.96 µg/m³
  • PM10: 5.65 µg/m³
  • O3: 0.049 ppm
  • NO2: 1.6 ppb
  • SO2: 0.8 ppb
  • CO: 0.16 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 4.89 µg/m³
  • PM10: 5.53 µg/m³
  • O3: 0.051 ppm
  • NO2: 1.5 ppb
  • SO2: 1 ppb
  • CO: 0.15 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 5.03 µg/m³
  • PM10: 5.75 µg/m³
  • O3: 0.048 ppm
  • NO2: 2.3 ppb
  • SO2: 0.8 ppb
  • CO: 0.16 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 5.55 µg/m³
  • PM10: 6.44 µg/m³
  • O3: 0.042 ppm
  • NO2: 4.1 ppb
  • SO2: 0.6 ppb
  • CO: 0.18 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 6.17 µg/m³
  • PM10: 7.26 µg/m³
  • O3: 0.039 ppm
  • NO2: 5.7 ppb
  • SO2: 0.6 ppb
  • CO: 0.19 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 7.07 µg/m³
  • PM10: 8.35 µg/m³
  • O3: 0.038 ppm
  • NO2: 6.3 ppb
  • SO2: 0.7 ppb
  • CO: 0.20 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 8.36 µg/m³
  • PM10: 9.81 µg/m³
  • O3: 0.037 ppm
  • NO2: 6.7 ppb
  • SO2: 0.7 ppb
  • CO: 0.21 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 9.76 µg/m³
  • PM10: 11.39 µg/m³
  • O3: 0.036 ppm
  • NO2: 7 ppb
  • SO2: 0.7 ppb
  • CO: 0.22 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 10.99 µg/m³
  • PM10: 12.76 µg/m³
  • O3: 0.033 ppm
  • NO2: 7.4 ppb
  • SO2: 0.6 ppb
  • CO: 0.23 ppm

Health Recommendations:

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