Hourly Weather | Today Wednesday, October 22, 2025
Active Weather Warnings
Cary, North Carolina
7 AM
Night
52°
Feels Like 48°
0
Humidity: 86%
Wind: 7 mph
UV Index: 0
8 AM
Sunny Weather
54°
Feels Like 48°
0
Humidity: 79%
Wind: 10 mph
UV Index: 4
9 AM
Sunny Weather
57°
Feels Like 55°
0
Humidity: 64%
Wind: 12 mph
UV Index: 13
10 AM
Sunny Weather
63°
Feels Like 61°
0
Humidity: 51%
Wind: 14 mph
UV Index: 22
11 AM
Sunny Weather
66°
Feels Like 66°
0
Humidity: 41%
Wind: 15 mph
UV Index: 30
12 PM
Sunny Weather
70°
Feels Like 70°
0
Humidity: 34%
Wind: 16 mph
UV Index: 38
1 PM
Sunny Weather
72°
Feels Like 72°
0
Humidity: 30%
Wind: 16 mph
UV Index: 40
2 PM
Sunny Weather
72°
Feels Like 72°
0
Humidity: 28%
Wind: 16 mph
UV Index: 38
3 PM
Sunny Weather
73°
Feels Like 73°
0
Humidity: 26%
Wind: 16 mph
UV Index: 30
4 PM
Sunny Weather
72°
Feels Like 72°
0
Humidity: 27%
Wind: 15 mph
UV Index: 22
5 PM
Sunny Weather
72°
Feels Like 70°
0
Humidity: 28%
Wind: 15 mph
UV Index: 13
6 PM
Sunny Weather
70°
Feels Like 66°
0
Humidity: 31%
Wind: 14 mph
UV Index: 4
7 PM
Night
64°
Feels Like 61°
0
Humidity: 38%
Wind: 12 mph
UV Index: 0
8 PM
Night
61°
Feels Like 61°
0
Humidity: 43%
Wind: 6 mph
UV Index: 0
9 PM
Night
57°
Feels Like 57°
0
Humidity: 47%
Wind: 5 mph
UV Index: 0
10 PM
Night
55°
Feels Like 55°
0
Humidity: 51%
Wind: 5 mph
UV Index: 0
11 PM
Night
54°
Feels Like 54°
0
Humidity: 54%
Wind: 5 mph
UV Index: 0

Hourly Air Quality Forecast - AQI (US EPA)

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

Pollutant Concentrations:

  • PM2.5: 5.41 µg/m³
  • PM10: 6.86 µg/m³
  • O3: 0.030 ppm
  • NO2: 1.8 ppb
  • SO2: 0.2 ppb
  • CO: 0.12 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 5.4 µg/m³
  • PM10: 6.94 µg/m³
  • O3: 0.027 ppm
  • NO2: 2.5 ppb
  • SO2: 0.2 ppb
  • CO: 0.13 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: 5.16 µg/m³
  • PM10: 6.73 µg/m³
  • O3: 0.026 ppm
  • NO2: 2.8 ppb
  • SO2: 0.2 ppb
  • CO: 0.13 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 4.77 µg/m³
  • PM10: 6.34 µg/m³
  • O3: 0.026 ppm
  • NO2: 2.3 ppb
  • SO2: 0.2 ppb
  • CO: 0.13 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 4.27 µg/m³
  • PM10: 5.71 µg/m³
  • O3: 0.030 ppm
  • NO2: 1.8 ppb
  • SO2: 0.3 ppb
  • CO: 0.12 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: O3
Details

Pollutant Concentrations:

  • PM2.5: 2.98 µg/m³
  • PM10: 3.81 µg/m³
  • O3: 0.042 ppm
  • NO2: 0.8 ppb
  • SO2: 0.5 ppb
  • CO: 0.10 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 2.73 µg/m³
  • PM10: 3.4 µg/m³
  • O3: 0.045 ppm
  • NO2: 0.5 ppb
  • SO2: 0.5 ppb
  • CO: 0.10 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 2.86 µg/m³
  • PM10: 3.5 µg/m³
  • O3: 0.047 ppm
  • NO2: 0.5 ppb
  • SO2: 0.5 ppb
  • CO: 0.10 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: 3.1 µg/m³
  • PM10: 3.74 µg/m³
  • O3: 0.049 ppm
  • NO2: 0.5 ppb
  • SO2: 0.5 ppb
  • CO: 0.10 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 3.34 µg/m³
  • PM10: 3.99 µg/m³
  • O3: 0.049 ppm
  • NO2: 0.6 ppb
  • SO2: 0.5 ppb
  • CO: 0.10 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 3.5 µg/m³
  • PM10: 4.18 µg/m³
  • O3: 0.048 ppm
  • NO2: 0.8 ppb
  • SO2: 0.4 ppb
  • CO: 0.10 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 3.61 µg/m³
  • PM10: 4.39 µg/m³
  • O3: 0.046 ppm
  • NO2: 1.3 ppb
  • SO2: 0.4 ppb
  • CO: 0.11 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 3.72 µg/m³
  • PM10: 4.66 µg/m³
  • O3: 0.042 ppm
  • NO2: 2.1 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
36 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 3.76 µg/m³
  • PM10: 4.85 µg/m³
  • O3: 0.038 ppm
  • NO2: 2.4 ppb
  • SO2: 0.3 ppb
  • CO: 0.12 ppm

Health Recommendations:

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

9 PM
33 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 3.67 µg/m³
  • PM10: 4.86 µg/m³
  • O3: 0.036 ppm
  • NO2: 2.5 ppb
  • SO2: 0.3 ppb
  • CO: 0.12 ppm

Health Recommendations:

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

10 PM
31 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 3.55 µg/m³
  • PM10: 4.83 µg/m³
  • O3: 0.034 ppm
  • NO2: 2.6 ppb
  • SO2: 0.2 ppb
  • CO: 0.12 ppm

Health Recommendations:

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

11 PM
29 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 3.39 µg/m³
  • PM10: 4.76 µg/m³
  • O3: 0.032 ppm
  • NO2: 2.7 ppb
  • SO2: 0.2 ppb
  • CO: 0.12 ppm

Health Recommendations:

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

Weather Alerts and Warnings for Cary

Moderate Expected Observed

Special Weather Statement

Special Weather Statement issued October 21 at 12:48PM EDT by NWS Raleigh NC
Oct 21, 12:48 PM Oct 22, 7:00 PM
The combination of westerly winds gusting to 20-25 mph, with
infrequent gusts to 30 mph, relative humidity levels between 25 and
30 percent, and prolonged dryness, an increased fire danger
statement is now in effect for all of central NC on Wednesday from
11 am to 7 pm. Outdoor burning is strongly discouraged.
Updated: Oct 22, 5:38 AM Source: NWS Alert