Hourly Weather | Today Wednesday, December 24, 2025
Indianapolis, Indiana
3 PM
Cloudy Weather
54°
Feels Like 50°
31
Humidity: 54%
Wind: 8 mph
UV Index: 1
4 PM
Cloudy Weather
52°
Feels Like 48°
34
Humidity: 59%
Wind: 8 mph
UV Index: 0
5 PM
Cloudy Weather
52°
Feels Like 46°
37
Humidity: 64%
Wind: 8 mph
UV Index: 0
6 PM
Rainy Weather
50°
Feels Like 45°
40
Humidity: 70%
Wind: 8 mph
UV Index: 0
7 PM
Cloudy Weather
48°
Feels Like 45°
49
Humidity: 76%
Wind: 8 mph
UV Index: 0
8 PM
Rainy Weather
52°
Feels Like 45°
73
Humidity: 76%
Wind: 8 mph
UV Index: 0
9 PM
Rainy Weather
52°
Feels Like 46°
73
Humidity: 78%
Wind: 8 mph
UV Index: 0
10 PM
Rainy Weather
52°
Feels Like 46°
69
Humidity: 81%
Wind: 8 mph
UV Index: 0
11 PM
Rainy Weather
54°
Feels Like 48°
69
Humidity: 83%
Wind: 7 mph
UV Index: 0

Hourly Air Quality Forecast - AQI (US EPA)

3 PM
63 AQI
Moderate air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 18.04 µg/m³
  • PM10: 20.86 µg/m³
  • O3: 0.022 ppm
  • NO2: 5.8 ppb
  • SO2: 1.2 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.

4 PM
64 AQI
Moderate air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 18.4 µg/m³
  • PM10: 21.31 µg/m³
  • O3: 0.022 ppm
  • NO2: 5.9 ppb
  • SO2: 1.2 ppb
  • CO: 0.22 ppm

Health Recommendations:

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

5 PM
65 AQI
Moderate air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 18.9 µg/m³
  • PM10: 21.86 µg/m³
  • O3: 0.022 ppm
  • NO2: 6.1 ppb
  • SO2: 1.2 ppb
  • CO: 0.22 ppm

Health Recommendations:

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

6 PM
65 AQI
Moderate air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 19.2 µg/m³
  • PM10: 22.07 µg/m³
  • O3: 0.021 ppm
  • NO2: 6.1 ppb
  • SO2: 1.1 ppb
  • CO: 0.22 ppm

Health Recommendations:

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

7 PM
65 AQI
Moderate air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 19.11 µg/m³
  • PM10: 21.73 µg/m³
  • O3: 0.020 ppm
  • NO2: 5.9 ppb
  • SO2: 1.1 ppb
  • CO: 0.22 ppm

Health Recommendations:

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

8 PM
63 AQI
Moderate air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 18.1 µg/m³
  • PM10: 20.32 µg/m³
  • O3: 0.018 ppm
  • NO2: 5.8 ppb
  • SO2: 1 ppb
  • CO: 0.22 ppm

Health Recommendations:

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

9 PM
58 AQI
Moderate air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 15.87 µg/m³
  • PM10: 17.66 µg/m³
  • O3: 0.015 ppm
  • NO2: 5.7 ppb
  • SO2: 1 ppb
  • CO: 0.21 ppm

Health Recommendations:

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

10 PM
52 AQI
Moderate air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 12.95 µg/m³
  • PM10: 14.39 µg/m³
  • O3: 0.014 ppm
  • NO2: 5.6 ppb
  • SO2: 1 ppb
  • CO: 0.20 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 10.09 µg/m³
  • PM10: 11.31 µg/m³
  • O3: 0.015 ppm
  • NO2: 5.2 ppb
  • SO2: 0.9 ppb
  • CO: 0.19 ppm

Health Recommendations:

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