Hourly Weather | Today Tuesday, September 1, 2026
Hattiesburg, Mississippi
11 AM
Cloudy Weather
88°
Feels Like 104°
47
Humidity: 68%
UV Index: 6
Wind: 6 mph
12 PM
Sunny with a Chance of Thunderstorms
90°
Feels Like 100°
51
Humidity: 63%
UV Index: 3
Wind: 6 mph
1 PM
Cloudy Weather
93°
Feels Like 108°
47
Humidity: 55%
UV Index: 8
Wind: 7 mph
2 PM
Cloudy Weather
93°
Feels Like 108°
34
Humidity: 53%
UV Index: 7
Wind: 7 mph
3 PM
Cloudy Weather
95°
Feels Like 108°
34
Humidity: 50%
UV Index: 5
Wind: 7 mph
4 PM
Cloudy Weather
93°
Feels Like 104°
37
Humidity: 53%
UV Index: 4
Wind: 7 mph
5 PM
Cloudy Weather
91°
Feels Like 100°
43
Humidity: 56%
UV Index: 2
Wind: 7 mph
6 PM
Cloudy Weather
90°
Feels Like 99°
47
Humidity: 62%
UV Index: 1
Wind: 7 mph
7 PM
Sunny with a Chance of Thunderstorms
86°
Feels Like 93°
51
Humidity: 70%
UV Index: 0
Wind: 6 mph
8 PM
Cloudy Night
86°
Feels Like 95°
5
Humidity: 72%
UV Index: 0
Wind: 6 mph
9 PM
Cloudy Night
82°
Feels Like 93°
2
Humidity: 79%
UV Index: 0
Wind: 6 mph
10 PM
Cloudy Night
81°
Feels Like 90°
2
Humidity: 85%
UV Index: 0
Wind: 4 mph
11 PM
Cloudy Night
79°
Feels Like 88°
2
Humidity: 89%
UV Index: 0
Wind: 4 mph

Hourly Air Quality Forecast - AQI (US EPA)

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

Pollutant Concentrations:

  • PM2.5: 1.22 µg/m³
  • PM10: 1.81 µg/m³
  • O3: 0.022 ppm
  • NO2: 1.3 ppb
  • SO2: 0.3 ppb
  • CO: 0.10 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 1.06 µg/m³
  • PM10: 1.52 µg/m³
  • O3: 0.024 ppm
  • NO2: 0.9 ppb
  • SO2: 0.2 ppb
  • CO: 0.10 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 1.02 µg/m³
  • PM10: 1.42 µg/m³
  • O3: 0.025 ppm
  • NO2: 0.7 ppb
  • SO2: 0.2 ppb
  • CO: 0.09 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 0.93 µg/m³
  • PM10: 1.28 µg/m³
  • O3: 0.026 ppm
  • NO2: 0.6 ppb
  • SO2: 0.2 ppb
  • CO: 0.09 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 0.92 µg/m³
  • PM10: 1.28 µg/m³
  • O3: 0.027 ppm
  • NO2: 0.5 ppb
  • SO2: 0.2 ppb
  • CO: 0.09 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 1 µg/m³
  • PM10: 1.41 µg/m³
  • O3: 0.027 ppm
  • NO2: 0.5 ppb
  • SO2: 0.2 ppb
  • CO: 0.09 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 1.23 µg/m³
  • PM10: 1.72 µg/m³
  • O3: 0.027 ppm
  • NO2: 0.9 ppb
  • SO2: 0.2 ppb
  • CO: 0.10 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 1.55 µg/m³
  • PM10: 2.15 µg/m³
  • O3: 0.025 ppm
  • NO2: 1.6 ppb
  • SO2: 0.3 ppb
  • CO: 0.10 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 1.84 µg/m³
  • PM10: 2.51 µg/m³
  • O3: 0.024 ppm
  • NO2: 2.3 ppb
  • SO2: 0.3 ppb
  • CO: 0.11 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 2.1 µg/m³
  • PM10: 2.92 µg/m³
  • O3: 0.023 ppm
  • NO2: 2.5 ppb
  • SO2: 0.3 ppb
  • CO: 0.11 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 2.31 µg/m³
  • PM10: 3.34 µg/m³
  • O3: 0.023 ppm
  • NO2: 2.3 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 PM
21 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 2.47 µg/m³
  • PM10: 3.65 µg/m³
  • O3: 0.023 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.

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

Pollutant Concentrations:

  • PM2.5: 2.61 µg/m³
  • PM10: 3.92 µg/m³
  • O3: 0.022 ppm
  • NO2: 2.3 ppb
  • SO2: 0.3 ppb
  • CO: 0.11 ppm

Health Recommendations:

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