Hourly Weather | Today Sunday, May 17, 2026
Columbus, Ohio
8 AM
Stormy Weather
64°
Feels Like 61°
51
Humidity: 94%
UV Index: 1
Wind: 7 mph
9 AM
Cloudy Weather
66°
Feels Like 70°
47
Humidity: 86%
UV Index: 2
Wind: 7 mph
10 AM
Cloudy Weather
72°
Feels Like 73°
40
Humidity: 80%
UV Index: 4
Wind: 8 mph
11 AM
Cloudy Weather
73°
Feels Like 79°
34
Humidity: 75%
UV Index: 5
Wind: 8 mph
12 PM
Cloudy Weather
77°
Feels Like 82°
34
Humidity: 67%
UV Index: 6
Wind: 9 mph
1 PM
Cloudy Weather
81°
Feels Like 84°
29
Humidity: 58%
UV Index: 7
Wind: 10 mph
2 PM
Cloudy Weather
82°
Feels Like 88°
20
Humidity: 51%
UV Index: 8
Wind: 12 mph
3 PM
Cloudy Weather
84°
Feels Like 88°
20
Humidity: 47%
UV Index: 7
Wind: 12 mph
4 PM
Cloudy Weather
84°
Feels Like 86°
20
Humidity: 44%
UV Index: 5
Wind: 13 mph
5 PM
Cloudy Weather
86°
Feels Like 86°
20
Humidity: 41%
UV Index: 3
Wind: 12 mph
6 PM
Cloudy Weather
84°
Feels Like 84°
20
Humidity: 44%
UV Index: 2
Wind: 10 mph
7 PM
Cloudy Weather
82°
Feels Like 81°
13
Humidity: 48%
UV Index: 1
Wind: 9 mph
8 PM
Cloudy Weather
81°
Feels Like 79°
0
Humidity: 54%
UV Index: 0
Wind: 8 mph
9 PM
Night
77°
Feels Like 75°
0
Humidity: 61%
UV Index: 0
Wind: 7 mph
10 PM
Night
73°
Feels Like 73°
0
Humidity: 68%
UV Index: 0
Wind: 6 mph
11 PM
Night
72°
Feels Like 70°
0
Humidity: 74%
UV Index: 0
Wind: 5 mph

Hourly Air Quality Forecast - AQI (US EPA)

8 AM
21 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 5.15 µg/m³
  • PM10: 5.57 µg/m³
  • O3: 0.023 ppm
  • NO2: 1.1 ppb
  • SO2: 0.1 ppb
  • CO: 0.11 ppm

Health Recommendations:

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

9 AM
23 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 5.45 µg/m³
  • PM10: 5.96 µg/m³
  • O3: 0.019 ppm
  • NO2: 1.1 ppb
  • SO2: 0.1 ppb
  • CO: 0.11 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: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 5.94 µg/m³
  • PM10: 6.59 µg/m³
  • O3: 0.020 ppm
  • NO2: 0.9 ppb
  • SO2: 0.1 ppb
  • CO: 0.11 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 7.05 µg/m³
  • PM10: 7.9 µg/m³
  • O3: 0.026 ppm
  • NO2: 0.7 ppb
  • SO2: 0.2 ppb
  • CO: 0.11 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 9.4 µg/m³
  • PM10: 10.47 µg/m³
  • O3: 0.041 ppm
  • NO2: 0.5 ppb
  • SO2: 0.7 ppb
  • CO: 0.11 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 10.54 µg/m³
  • PM10: 11.72 µg/m³
  • O3: 0.045 ppm
  • NO2: 0.4 ppb
  • SO2: 0.9 ppb
  • CO: 0.11 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 11.06 µg/m³
  • PM10: 12.33 µg/m³
  • O3: 0.048 ppm
  • NO2: 0.4 ppb
  • SO2: 1 ppb
  • CO: 0.11 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 9.29 µg/m³
  • PM10: 10.31 µg/m³
  • O3: 0.053 ppm
  • NO2: 0.3 ppb
  • SO2: 0.8 ppb
  • CO: 0.10 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 7.88 µg/m³
  • PM10: 8.78 µg/m³
  • O3: 0.055 ppm
  • NO2: 0.3 ppb
  • SO2: 0.6 ppb
  • CO: 0.10 ppm

Health Recommendations:

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

5 PM
53 AQI
Moderate air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 7.26 µg/m³
  • PM10: 8.13 µg/m³
  • O3: 0.055 ppm
  • NO2: 0.3 ppb
  • SO2: 0.6 ppb
  • CO: 0.10 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 7.06 µg/m³
  • PM10: 7.93 µg/m³
  • O3: 0.047 ppm
  • NO2: 0.7 ppb
  • SO2: 0.5 ppb
  • CO: 0.10 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 7.1 µg/m³
  • PM10: 8.01 µg/m³
  • O3: 0.037 ppm
  • NO2: 1.1 ppb
  • SO2: 0.4 ppb
  • CO: 0.11 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 7.12 µg/m³
  • PM10: 8.09 µg/m³
  • O3: 0.032 ppm
  • NO2: 1.5 ppb
  • SO2: 0.3 ppb
  • CO: 0.11 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 7.17 µg/m³
  • PM10: 8.16 µg/m³
  • O3: 0.029 ppm
  • NO2: 1.7 ppb
  • SO2: 0.3 ppb
  • CO: 0.11 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: 7.26 µg/m³
  • PM10: 8.23 µg/m³
  • O3: 0.028 ppm
  • NO2: 1.6 ppb
  • SO2: 0.3 ppb
  • CO: 0.10 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 7.33 µg/m³
  • PM10: 8.26 µg/m³
  • O3: 0.029 ppm
  • NO2: 1.4 ppb
  • SO2: 0.3 ppb
  • CO: 0.10 ppm

Health Recommendations:

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