Hourly Weather | Today Thursday, December 4, 2025
Port St. Lucie, Florida
6 AM
Cloudy Night
63°
Feels Like 61°
0
Humidity: 93%
Wind: 6 mph
UV Index: 0
7 AM
Cloudy Weather
57°
Feels Like 57°
0
Humidity: 100%
Wind: 5 mph
UV Index: 0
8 AM
Cloudy Weather
61°
Feels Like 61°
0
Humidity: 99%
Wind: 5 mph
UV Index: 1
9 AM
Cloudy Weather
64°
Feels Like 66°
0
Humidity: 89%
Wind: 6 mph
UV Index: 2
10 AM
Cloudy Weather
72°
Feels Like 73°
0
Humidity: 77%
Wind: 7 mph
UV Index: 3
11 AM
Cloudy Weather
75°
Feels Like 79°
0
Humidity: 67%
Wind: 7 mph
UV Index: 4
12 PM
Cloudy Weather
77°
Feels Like 81°
0
Humidity: 63%
Wind: 7 mph
UV Index: 4
1 PM
Cloudy Weather
79°
Feels Like 81°
0
Humidity: 61%
Wind: 7 mph
UV Index: 4
2 PM
Cloudy Weather
79°
Feels Like 82°
0
Humidity: 58%
Wind: 7 mph
UV Index: 3
3 PM
Cloudy Weather
77°
Feels Like 79°
0
Humidity: 63%
Wind: 7 mph
UV Index: 2
4 PM
Cloudy Weather
75°
Feels Like 77°
0
Humidity: 65%
Wind: 7 mph
UV Index: 1
5 PM
Cloudy Weather
73°
Feels Like 73°
0
Humidity: 70%
Wind: 7 mph
UV Index: 0
6 PM
Cloudy Night
73°
Feels Like 72°
0
Humidity: 74%
Wind: 6 mph
UV Index: 0
7 PM
Cloudy Night
70°
Feels Like 70°
0
Humidity: 80%
Wind: 6 mph
UV Index: 0
8 PM
Cloudy Night
66°
Feels Like 66°
0
Humidity: 88%
Wind: 6 mph
UV Index: 0
9 PM
Night
66°
Feels Like 64°
0
Humidity: 91%
Wind: 6 mph
UV Index: 0
10 PM
Night
68°
Feels Like 66°
0
Humidity: 87%
Wind: 6 mph
UV Index: 0
11 PM
Cloudy Night
66°
Feels Like 66°
0
Humidity: 88%
Wind: 6 mph
UV Index: 0

Hourly Air Quality Forecast - AQI (US EPA)

6 AM
28 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 6.61 µg/m³
  • PM10: 7.38 µg/m³
  • O3: 0.011 ppm
  • NO2: 2.9 ppb
  • SO2: 0.1 ppb
  • CO: 0.16 ppm

Health Recommendations:

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

7 AM
28 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 6.83 µg/m³
  • PM10: 7.53 µg/m³
  • O3: 0.011 ppm
  • NO2: 3 ppb
  • SO2: 0.1 ppb
  • CO: 0.16 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 7.05 µg/m³
  • PM10: 7.78 µg/m³
  • O3: 0.011 ppm
  • NO2: 3.6 ppb
  • SO2: 0.1 ppb
  • CO: 0.16 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 7.28 µg/m³
  • PM10: 8.19 µg/m³
  • O3: 0.013 ppm
  • NO2: 3.7 ppb
  • SO2: 0.1 ppb
  • CO: 0.17 ppm

Health Recommendations:

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

10 AM
32 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 7.71 µg/m³
  • PM10: 8.9 µg/m³
  • O3: 0.017 ppm
  • NO2: 3.5 ppb
  • SO2: 0.2 ppb
  • CO: 0.17 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 8.03 µg/m³
  • PM10: 9.7 µg/m³
  • O3: 0.037 ppm
  • NO2: 2.5 ppb
  • SO2: 0.4 ppb
  • CO: 0.14 ppm

Health Recommendations:

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

12 PM
41 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 8.67 µg/m³
  • PM10: 10.65 µg/m³
  • O3: 0.044 ppm
  • NO2: 1.7 ppb
  • SO2: 0.4 ppb
  • CO: 0.13 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 9.62 µg/m³
  • PM10: 12.07 µg/m³
  • O3: 0.048 ppm
  • NO2: 1.4 ppb
  • SO2: 0.4 ppb
  • CO: 0.13 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 10.06 µg/m³
  • PM10: 12.92 µg/m³
  • O3: 0.051 ppm
  • NO2: 1.3 ppb
  • SO2: 0.4 ppb
  • CO: 0.13 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 9.76 µg/m³
  • PM10: 12.83 µg/m³
  • O3: 0.050 ppm
  • NO2: 1.4 ppb
  • SO2: 0.4 ppb
  • CO: 0.13 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 9.05 µg/m³
  • PM10: 12.4 µg/m³
  • O3: 0.048 ppm
  • NO2: 1.7 ppb
  • SO2: 0.4 ppb
  • CO: 0.13 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 8.31 µg/m³
  • PM10: 11.99 µg/m³
  • O3: 0.045 ppm
  • NO2: 2.4 ppb
  • SO2: 0.4 ppb
  • CO: 0.13 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 7.65 µg/m³
  • PM10: 11.66 µg/m³
  • O3: 0.041 ppm
  • NO2: 3.4 ppb
  • SO2: 0.4 ppb
  • CO: 0.14 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: 11.47 µg/m³
  • O3: 0.037 ppm
  • NO2: 4.3 ppb
  • SO2: 0.4 ppb
  • CO: 0.14 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 6.6 µg/m³
  • PM10: 11.34 µg/m³
  • O3: 0.033 ppm
  • NO2: 5.1 ppb
  • SO2: 0.4 ppb
  • CO: 0.15 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 6.47 µg/m³
  • PM10: 11.65 µg/m³
  • O3: 0.030 ppm
  • NO2: 5.4 ppb
  • SO2: 0.4 ppb
  • CO: 0.16 ppm

Health Recommendations:

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

10 PM
27 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 6.57 µg/m³
  • PM10: 12.14 µg/m³
  • O3: 0.029 ppm
  • NO2: 5.4 ppb
  • SO2: 0.4 ppb
  • CO: 0.16 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 6.72 µg/m³
  • PM10: 12.53 µg/m³
  • O3: 0.028 ppm
  • NO2: 5.2 ppb
  • SO2: 0.3 ppb
  • CO: 0.16 ppm

Health Recommendations:

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