Hourly Weather | Today Monday, September 15, 2025
Charleston, South Carolina
8 AM
Cloudy Weather
70°
Feels Like 70°
43
Humidity: 82%
Wind: 7 mph
UV Index: 11
9 AM
Cloudy Weather
70°
Feels Like 72°
47
Humidity: 78%
Wind: 8 mph
UV Index: 22
10 AM
Partly Sunny with Showers
72°
Feels Like 73°
51
Humidity: 72%
Wind: 8 mph
UV Index: 35
11 AM
Cloudy Weather
73°
Feels Like 79°
27
Humidity: 67%
Wind: 8 mph
UV Index: 48
12 PM
Cloudy Weather
77°
Feels Like 82°
22
Humidity: 62%
Wind: 8 mph
UV Index: 65
1 PM
Cloudy Weather
79°
Feels Like 86°
26
Humidity: 56%
Wind: 8 mph
UV Index: 73
2 PM
Cloudy Weather
81°
Feels Like 88°
34
Humidity: 53%
Wind: 8 mph
UV Index: 65
3 PM
Cloudy Weather
82°
Feels Like 86°
34
Humidity: 50%
Wind: 8 mph
UV Index: 48
4 PM
Cloudy Weather
82°
Feels Like 84°
40
Humidity: 52%
Wind: 8 mph
UV Index: 35
5 PM
Partly Sunny with Showers
81°
Feels Like 79°
56
Humidity: 55%
Wind: 8 mph
UV Index: 14
6 PM
Partly Sunny with Showers
81°
Feels Like 77°
51
Humidity: 57%
Wind: 7 mph
UV Index: 8
7 PM
Cloudy Weather
79°
Feels Like 77°
49
Humidity: 62%
Wind: 7 mph
UV Index: 1
8 PM
Cloudy Weather
75°
Feels Like 73°
0
Humidity: 69%
Wind: 6 mph
UV Index: 0
9 PM
Cloudy Weather
72°
Feels Like 72°
0
Humidity: 75%
Wind: 6 mph
UV Index: 0
10 PM
Cloudy Weather
70°
Feels Like 68°
0
Humidity: 80%
Wind: 7 mph
UV Index: 0
11 PM
Cloudy Weather
70°
Feels Like 70°
0
Humidity: 76%
Wind: 7 mph
UV Index: 0

Hourly Air Quality Forecast - AQI (US EPA)

8 AM
49 AQI
Good air quality Dominant pollutant: pm25
Details

Pollutant Concentrations:

  • PM2.5: 7.43 µg/m³
  • PM10: 7.66 µg/m³
  • O₃: 43.48 ppb
  • NO₂: 2.53 ppb
  • SO₂: 1.34 ppb
  • CO: 184.99 ppb

Health Recommendations:

With this level of air quality, you have no limitations. Enjoy the outdoors

9 AM
48 AQI
Good air quality Dominant pollutant: pm25
Details

Pollutant Concentrations:

  • PM2.5: 6.76 µg/m³
  • PM10: 7.03 µg/m³
  • O₃: 47.28 ppb
  • NO₂: 2.05 ppb
  • SO₂: 1.26 ppb
  • CO: 174.22 ppb

Health Recommendations:

With this level of air quality, you have no limitations. Enjoy the outdoors

10 AM
48 AQI
Good air quality Dominant pollutant: pm25
Details

Pollutant Concentrations:

  • PM2.5: 5.67 µg/m³
  • PM10: 5.98 µg/m³
  • O₃: 51.08 ppb
  • NO₂: 1.58 ppb
  • SO₂: 1.18 ppb
  • CO: 163.45 ppb

Health Recommendations:

With this level of air quality, you have no limitations. Enjoy the outdoors

11 AM
47 AQI
Good air quality Dominant pollutant: pm25
Details

Pollutant Concentrations:

  • PM2.5: 5.28 µg/m³
  • PM10: 5.62 µg/m³
  • O₃: 54.89 ppb
  • NO₂: 1.11 ppb
  • SO₂: 1.09 ppb
  • CO: 152.68 ppb

Health Recommendations:

With this level of air quality, you have no limitations. Enjoy the outdoors

12 PM
46 AQI
Good air quality Dominant pollutant: pm25
Details

Pollutant Concentrations:

  • PM2.5: 5.30 µg/m³
  • PM10: 5.68 µg/m³
  • O₃: 56.81 ppb
  • NO₂: 0.96 ppb
  • SO₂: 1.08 ppb
  • CO: 149.60 ppb

Health Recommendations:

With this level of air quality, you have no limitations. Enjoy the outdoors

1 PM
46 AQI
Good air quality Dominant pollutant: o3
Details

Pollutant Concentrations:

  • PM2.5: 5.36 µg/m³
  • PM10: 5.77 µg/m³
  • O₃: 58.74 ppb
  • NO₂: 0.80 ppb
  • SO₂: 1.06 ppb
  • CO: 146.52 ppb

Health Recommendations:

With this level of air quality, you have no limitations. Enjoy the outdoors

2 PM
48 AQI
Good air quality Dominant pollutant: o3
Details

Pollutant Concentrations:

  • PM2.5: 5.37 µg/m³
  • PM10: 5.78 µg/m³
  • O₃: 60.66 ppb
  • NO₂: 0.65 ppb
  • SO₂: 1.04 ppb
  • CO: 143.43 ppb

Health Recommendations:

With this level of air quality, you have no limitations. Enjoy the outdoors

3 PM
50 AQI
Good air quality Dominant pollutant: o3
Details

Pollutant Concentrations:

  • PM2.5: 5.43 µg/m³
  • PM10: 5.83 µg/m³
  • O₃: 60.59 ppb
  • NO₂: 0.73 ppb
  • SO₂: 1.02 ppb
  • CO: 142.96 ppb

Health Recommendations:

With this level of air quality, you have no limitations. Enjoy the outdoors

4 PM
55 AQI
Moderate air quality Dominant pollutant: o3
Details

Pollutant Concentrations:

  • PM2.5: 5.45 µg/m³
  • PM10: 5.84 µg/m³
  • O₃: 60.51 ppb
  • NO₂: 0.82 ppb
  • SO₂: 1.00 ppb
  • CO: 142.48 ppb

Health Recommendations:

Air quality is currently in the acceptable range. However, sensitive individuals should be aware of potential risks from certain pollutants.

5 PM
60 AQI
Moderate air quality Dominant pollutant: o3
Details

Pollutant Concentrations:

  • PM2.5: 5.56 µg/m³
  • PM10: 5.99 µg/m³
  • O₃: 60.44 ppb
  • NO₂: 0.90 ppb
  • SO₂: 0.98 ppb
  • CO: 142.01 ppb

Health Recommendations:

Air quality is currently in the acceptable range. However, sensitive individuals should be aware of potential risks from certain pollutants.

6 PM
62 AQI
Moderate air quality Dominant pollutant: o3
Details

Pollutant Concentrations:

  • PM2.5: 5.58 µg/m³
  • PM10: 5.97 µg/m³
  • O₃: 55.55 ppb
  • NO₂: 2.69 ppb
  • SO₂: 0.99 ppb
  • CO: 159.03 ppb

Health Recommendations:

Air quality is currently in the acceptable range. However, sensitive individuals should be aware of potential risks from certain pollutants.

7 PM
60 AQI
Moderate air quality Dominant pollutant: o3
Details

Pollutant Concentrations:

  • PM2.5: 6.19 µg/m³
  • PM10: 6.51 µg/m³
  • O₃: 50.67 ppb
  • NO₂: 4.48 ppb
  • SO₂: 1.00 ppb
  • CO: 176.05 ppb

Health Recommendations:

Air quality is currently in the acceptable range. However, sensitive individuals should be aware of potential risks from certain pollutants.

8 PM
56 AQI
Moderate air quality Dominant pollutant: o3
Details

Pollutant Concentrations:

  • PM2.5: 7.52 µg/m³
  • PM10: 7.83 µg/m³
  • O₃: 45.79 ppb
  • NO₂: 6.27 ppb
  • SO₂: 1.01 ppb
  • CO: 193.07 ppb

Health Recommendations:

Air quality is currently in the acceptable range. However, sensitive individuals should be aware of potential risks from certain pollutants.

9 PM
50 AQI
Good air quality Dominant pollutant: o3
Details

Pollutant Concentrations:

  • PM2.5: 8.36 µg/m³
  • PM10: 8.63 µg/m³
  • O₃: 43.43 ppb
  • NO₂: 5.83 ppb
  • SO₂: 0.98 ppb
  • CO: 187.22 ppb

Health Recommendations:

With this level of air quality, you have no limitations. Enjoy the outdoors

10 PM
48 AQI
Good air quality Dominant pollutant: o3
Details

Pollutant Concentrations:

  • PM2.5: 7.88 µg/m³
  • PM10: 8.12 µg/m³
  • O₃: 41.07 ppb
  • NO₂: 5.39 ppb
  • SO₂: 0.95 ppb
  • CO: 181.37 ppb

Health Recommendations:

With this level of air quality, you have no limitations. Enjoy the outdoors

11 PM
45 AQI
Good air quality Dominant pollutant: o3
Details

Pollutant Concentrations:

  • PM2.5: 6.63 µg/m³
  • PM10: 6.85 µg/m³
  • O₃: 38.71 ppb
  • NO₂: 4.94 ppb
  • SO₂: 0.93 ppb
  • CO: 175.52 ppb

Health Recommendations:

With this level of air quality, you have no limitations. Enjoy the outdoors