Hourly Weather Forecast for Winston-Salem, NC

Hourly Weather | Today › Thursday, September 11, 2025

Winston-Salem, North Carolina

6 AM

57°

Feels Like 57°

Humidity: 99%

Wind: 4 mph

UV Index: 0

7 AM

59°

Feels Like 59°

Humidity: 93%

Wind: 4 mph

UV Index: 2

8 AM

63°

Feels Like 64°

Humidity: 92%

Wind: 5 mph

UV Index: 12

9 AM

64°

Feels Like 70°

Humidity: 86%

Wind: 5 mph

UV Index: 22

10 AM

68°

Feels Like 73°

Humidity: 77%

Wind: 5 mph

UV Index: 35

11 AM

72°

Feels Like 79°

Humidity: 67%

Wind: 5 mph

UV Index: 48

12 PM

75°

Feels Like 82°

Humidity: 59%

Wind: 5 mph

UV Index: 63

1 PM

77°

Feels Like 86°

Humidity: 52%

Wind: 5 mph

UV Index: 70

2 PM

79°

Feels Like 86°

Humidity: 47%

Wind: 5 mph

UV Index: 63

3 PM

81°

Feels Like 84°

Humidity: 43%

Wind: 6 mph

UV Index: 48

4 PM

82°

Feels Like 84°

Humidity: 39%

Wind: 6 mph

UV Index: 35

5 PM

81°

Feels Like 81°

Humidity: 40%

Wind: 6 mph

UV Index: 22

6 PM

79°

Feels Like 79°

Humidity: 42%

Wind: 5 mph

UV Index: 12

7 PM

75°

Feels Like 75°

Humidity: 48%

Wind: 5 mph

UV Index: 2

8 PM

73°

Feels Like 72°

Humidity: 57%

Wind: 4 mph

UV Index: 0

9 PM

70°

Feels Like 70°

Humidity: 64%

Wind: 2 mph

UV Index: 0

10 PM

68°

Feels Like 66°

Humidity: 71%

Wind: 2 mph

UV Index: 0

11 PM

64°

Feels Like 64°

Humidity: 78%

Wind: 2 mph

UV Index: 0

Hourly Air Quality Forecast - AQI (US EPA)

6 AM

47 AQI

Good air quality Dominant pollutant: pm25

Details

Pollutant Concentrations:

PM2.5: 11.48 µg/m³
PM10: 14.74 µg/m³
O₃: 19.13 ppb
NO₂: 9.86 ppb
SO₂: 1.01 ppb
CO: 270.22 ppb

Health Recommendations:

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

7 AM

48 AQI

Good air quality Dominant pollutant: pm25

Details

Pollutant Concentrations:

PM2.5: 11.57 µg/m³
PM10: 14.06 µg/m³
O₃: 20.32 ppb
NO₂: 9.02 ppb
SO₂: 1.11 ppb
CO: 270.02 ppb

Health Recommendations:

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

8 AM

50 AQI

Good air quality Dominant pollutant: pm25

Details

Pollutant Concentrations:

PM2.5: 13.32 µg/m³
PM10: 15.32 µg/m³
O₃: 22.27 ppb
NO₂: 8.08 ppb
SO₂: 1.16 ppb
CO: 269.92 ppb

Health Recommendations:

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

9 AM

51 AQI

Moderate air quality Dominant pollutant: pm25

Details

Pollutant Concentrations:

PM2.5: 12.38 µg/m³
PM10: 14.07 µg/m³
O₃: 32.15 ppb
NO₂: 6.31 ppb
SO₂: 2.00 ppb
CO: 249.53 ppb

Health Recommendations:

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

10 AM

51 AQI

Moderate air quality Dominant pollutant: pm25

Details

Pollutant Concentrations:

PM2.5: 11.08 µg/m³
PM10: 11.27 µg/m³
O₃: 45.13 ppb
NO₂: 3.58 ppb
SO₂: 3.34 ppb
CO: 220.61 ppb

Health Recommendations:

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

11 AM

52 AQI

Moderate air quality Dominant pollutant: pm25

Details

Pollutant Concentrations:

PM2.5: 10.34 µg/m³
PM10: 10.51 µg/m³
O₃: 57.27 ppb
NO₂: 1.54 ppb
SO₂: 4.28 ppb
CO: 196.26 ppb

Health Recommendations:

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

12 PM

52 AQI

Moderate air quality Dominant pollutant: pm25

Details

Pollutant Concentrations:

PM2.5: 8.32 µg/m³
PM10: 8.43 µg/m³
O₃: 60.45 ppb
NO₂: 1.29 ppb
SO₂: 3.57 ppb
CO: 190.84 ppb

Health Recommendations:

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

1 PM

52 AQI

Moderate air quality Dominant pollutant: pm25

Details

Pollutant Concentrations:

PM2.5: 6.08 µg/m³
PM10: 6.16 µg/m³
O₃: 63.63 ppb
NO₂: 1.03 ppb
SO₂: 2.86 ppb
CO: 185.42 ppb

Health Recommendations:

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

2 PM

51 AQI

Moderate air quality Dominant pollutant: pm25

Details

Pollutant Concentrations:

PM2.5: 5.22 µg/m³
PM10: 5.27 µg/m³
O₃: 66.81 ppb
NO₂: 0.78 ppb
SO₂: 2.15 ppb
CO: 180.00 ppb

Health Recommendations:

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

3 PM

51 AQI

Moderate air quality Dominant pollutant: pm25

Details

Pollutant Concentrations:

PM2.5: 5.09 µg/m³
PM10: 5.13 µg/m³
O₃: 67.47 ppb
NO₂: 0.87 ppb
SO₂: 2.15 ppb
CO: 179.27 ppb

Health Recommendations:

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

4 PM

59 AQI

Moderate air quality Dominant pollutant: o3

Details

Pollutant Concentrations:

PM2.5: 5.12 µg/m³
PM10: 5.15 µg/m³
O₃: 68.12 ppb
NO₂: 0.96 ppb
SO₂: 2.15 ppb
CO: 178.53 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

74 AQI

Moderate air quality Dominant pollutant: o3

Details

Pollutant Concentrations:

PM2.5: 5.19 µg/m³
PM10: 5.21 µg/m³
O₃: 68.78 ppb
NO₂: 1.04 ppb
SO₂: 2.14 ppb
CO: 177.80 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

81 AQI

Moderate air quality Dominant pollutant: o3

Details

Pollutant Concentrations:

PM2.5: 5.47 µg/m³
PM10: 5.49 µg/m³
O₃: 62.49 ppb
NO₂: 6.01 ppb
SO₂: 2.20 ppb
CO: 228.87 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

81 AQI

Moderate air quality Dominant pollutant: o3

Details

Pollutant Concentrations:

PM2.5: 8.24 µg/m³
PM10: 8.25 µg/m³
O₃: 56.21 ppb
NO₂: 10.98 ppb
SO₂: 2.27 ppb
CO: 279.95 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

76 AQI

Moderate air quality Dominant pollutant: o3

Details

Pollutant Concentrations:

PM2.5: 11.92 µg/m³
PM10: 11.94 µg/m³
O₃: 49.92 ppb
NO₂: 15.94 ppb
SO₂: 2.33 ppb
CO: 331.03 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

67 AQI

Moderate air quality Dominant pollutant: o3

Details

Pollutant Concentrations:

PM2.5: 14.62 µg/m³
PM10: 14.64 µg/m³
O₃: 41.65 ppb
NO₂: 17.36 ppb
SO₂: 2.23 ppb
CO: 356.39 ppb

Health Recommendations:

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

10 PM

54 AQI

Moderate air quality Dominant pollutant: o3

Details

Pollutant Concentrations:

PM2.5: 16.27 µg/m³
PM10: 16.30 µg/m³
O₃: 33.38 ppb
NO₂: 18.77 ppb
SO₂: 2.13 ppb
CO: 381.76 ppb

Health Recommendations:

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

11 PM

52 AQI

Moderate air quality Dominant pollutant: pm25

Details

Pollutant Concentrations:

PM2.5: 15.80 µg/m³
PM10: 15.83 µg/m³
O₃: 25.11 ppb
NO₂: 20.19 ppb
SO₂: 2.03 ppb
CO: 407.13 ppb

Health Recommendations:

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

Current Real-Time Air Quality Report