Hourly Weather | Today Tuesday, June 30, 2026
Port St. Lucie, Florida
1 AM
Stormy Weather
79°
Feels Like 84°
51
Humidity: 88%
UV Index: 0
Wind: 4 mph
2 AM
Cloudy Night
79°
Feels Like 86°
25
Humidity: 89%
UV Index: 0
Wind: 4 mph
3 AM
Cloudy Night
79°
Feels Like 86°
20
Humidity: 89%
UV Index: 0
Wind: 4 mph
4 AM
Cloudy Night
77°
Feels Like 84°
20
Humidity: 90%
UV Index: 0
Wind: 4 mph
5 AM
Night
77°
Feels Like 84°
20
Humidity: 91%
UV Index: 0
Wind: 4 mph
6 AM
Night
75°
Feels Like 82°
20
Humidity: 97%
UV Index: 0
Wind: 4 mph
7 AM
Sunny Weather
77°
Feels Like 86°
16
Humidity: 89%
UV Index: 1
Wind: 4 mph
8 AM
Sunny Weather
79°
Feels Like 91°
7
Humidity: 87%
UV Index: 2
Wind: 5 mph
9 AM
Cloudy Weather
82°
Feels Like 97°
7
Humidity: 79%
UV Index: 3
Wind: 6 mph
10 AM
Cloudy Weather
84°
Feels Like 99°
6
Humidity: 72%
UV Index: 5
Wind: 6 mph
11 AM
Cloudy Weather
88°
Feels Like 99°
5
Humidity: 67%
UV Index: 3
Wind: 7 mph
12 PM
Cloudy Weather
90°
Feels Like 106°
5
Humidity: 62%
UV Index: 11
Wind: 8 mph
1 PM
Cloudy Weather
90°
Feels Like 106°
8
Humidity: 61%
UV Index: 11
Wind: 9 mph
2 PM
Cloudy Weather
91°
Feels Like 106°
47
Humidity: 58%
UV Index: 11
Wind: 10 mph
3 PM
Sunny with a Chance of Thunderstorms
90°
Feels Like 99°
51
Humidity: 70%
UV Index: 3
Wind: 12 mph
4 PM
Cloudy Weather
88°
Feels Like 99°
47
Humidity: 67%
UV Index: 5
Wind: 12 mph
5 PM
Cloudy Weather
88°
Feels Like 97°
20
Humidity: 66%
UV Index: 3
Wind: 10 mph
6 PM
Cloudy Weather
88°
Feels Like 97°
20
Humidity: 66%
UV Index: 2
Wind: 9 mph
7 PM
Cloudy Weather
84°
Feels Like 93°
24
Humidity: 71%
UV Index: 1
Wind: 9 mph
8 PM
Cloudy Weather
82°
Feels Like 91°
34
Humidity: 75%
UV Index: 0
Wind: 8 mph
9 PM
Cloudy Night
82°
Feels Like 90°
34
Humidity: 79%
UV Index: 0
Wind: 7 mph
10 PM
Cloudy Night
81°
Feels Like 88°
37
Humidity: 84%
UV Index: 0
Wind: 6 mph
11 PM
Cloudy Night
79°
Feels Like 88°
43
Humidity: 86%
UV Index: 0
Wind: 5 mph

Hourly Air Quality Forecast - AQI (US EPA)

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

Pollutant Concentrations:

  • PM2.5: 4.99 µg/m³
  • PM10: 7.72 µg/m³
  • O3: 0.016 ppm
  • NO2: 3 ppb
  • SO2: 0.1 ppb
  • CO: 0.11 ppm

Health Recommendations:

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

2 AM
20 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 4.92 µg/m³
  • PM10: 8.08 µg/m³
  • O3: 0.014 ppm
  • NO2: 3.1 ppb
  • SO2: 0.1 ppb
  • CO: 0.11 ppm

Health Recommendations:

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

3 AM
20 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 4.88 µg/m³
  • PM10: 8.48 µg/m³
  • O3: 0.012 ppm
  • NO2: 2.9 ppb
  • SO2: 0.1 ppb
  • CO: 0.11 ppm

Health Recommendations:

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

4 AM
20 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 4.87 µg/m³
  • PM10: 8.88 µg/m³
  • O3: 0.011 ppm
  • NO2: 2.6 ppb
  • SO2: 0.1 ppb
  • CO: 0.11 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 4.88 µg/m³
  • PM10: 9.32 µg/m³
  • O3: 0.010 ppm
  • NO2: 2.4 ppb
  • SO2: 0.1 ppb
  • CO: 0.11 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 4.88 µg/m³
  • PM10: 9.78 µg/m³
  • O3: 0.009 ppm
  • NO2: 2.3 ppb
  • SO2: 0.1 ppb
  • CO: 0.11 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 4.92 µg/m³
  • PM10: 10.32 µg/m³
  • O3: 0.009 ppm
  • NO2: 2.2 ppb
  • SO2: 0.1 ppb
  • CO: 0.11 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 4.99 µg/m³
  • PM10: 10.92 µg/m³
  • O3: 0.009 ppm
  • NO2: 1.9 ppb
  • SO2: 0.2 ppb
  • CO: 0.11 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 5.13 µg/m³
  • PM10: 11.8 µg/m³
  • O3: 0.014 ppm
  • NO2: 1.6 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 AM
25 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 6.02 µg/m³
  • PM10: 12.85 µg/m³
  • O3: 0.020 ppm
  • NO2: 1.4 ppb
  • SO2: 0.3 ppb
  • CO: 0.11 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 8.65 µg/m³
  • PM10: 15.56 µg/m³
  • O3: 0.030 ppm
  • NO2: 1 ppb
  • SO2: 0.3 ppb
  • CO: 0.11 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 5.14 µg/m³
  • PM10: 9.73 µg/m³
  • O3: 0.035 ppm
  • NO2: 0.3 ppb
  • SO2: 0.3 ppb
  • CO: 0.09 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 4.09 µg/m³
  • PM10: 7.29 µg/m³
  • O3: 0.035 ppm
  • NO2: 0.2 ppb
  • SO2: 0.2 ppb
  • CO: 0.08 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 4.34 µg/m³
  • PM10: 7.11 µg/m³
  • O3: 0.036 ppm
  • NO2: 0.2 ppb
  • SO2: 0.2 ppb
  • CO: 0.08 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 4.68 µg/m³
  • PM10: 7.21 µg/m³
  • O3: 0.038 ppm
  • NO2: 0.2 ppb
  • SO2: 0.1 ppb
  • CO: 0.09 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 4.87 µg/m³
  • PM10: 7.19 µg/m³
  • O3: 0.040 ppm
  • NO2: 0.3 ppb
  • SO2: 0.1 ppb
  • CO: 0.09 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 4.9 µg/m³
  • PM10: 7.02 µg/m³
  • O3: 0.041 ppm
  • NO2: 0.3 ppb
  • SO2: 0.1 ppb
  • CO: 0.09 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 4.93 µg/m³
  • PM10: 6.81 µg/m³
  • O3: 0.042 ppm
  • NO2: 0.5 ppb
  • SO2: 0.1 ppb
  • CO: 0.09 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 5.05 µg/m³
  • PM10: 6.75 µg/m³
  • O3: 0.041 ppm
  • NO2: 0.7 ppb
  • SO2: 0.1 ppb
  • CO: 0.09 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 5.2 µg/m³
  • PM10: 6.78 µg/m³
  • O3: 0.040 ppm
  • NO2: 0.8 ppb
  • SO2: 0.1 ppb
  • CO: 0.09 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: 5.39 µg/m³
  • PM10: 6.84 µg/m³
  • O3: 0.035 ppm
  • NO2: 1.2 ppb
  • SO2: 0.1 ppb
  • CO: 0.09 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: O3
Details

Pollutant Concentrations:

  • PM2.5: 5.63 µg/m³
  • PM10: 6.99 µg/m³
  • O3: 0.030 ppm
  • NO2: 1.5 ppb
  • SO2: 0.1 ppb
  • CO: 0.10 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 5.8 µg/m³
  • PM10: 7.08 µg/m³
  • O3: 0.025 ppm
  • NO2: 1.6 ppb
  • SO2: 0 ppb
  • CO: 0.10 ppm

Health Recommendations:

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