Today | Weather | Wednesday, November 4, 2026

Weather in Hattiesburg, Mississippi

08:52 PM
Now
Cloudy Night
64° F
Feels Like 64°
Precipitation 2 %
Wind 4 mph
Humidity 89 %
Today
Sunny with a Chance of Thunderstorms
Day 77°
Night 54°
Precipitation 100 %
Wind 6 mph
UV Index (0 - 11+) 2

Hattiesburg Weather Forecast Updated

Air Quality in Hattiesburg

NOW
40 AQI
Good air quality Dominant pollutant: PM2.5

Pollutant Concentrations:

PM2.5 9.52 µg/m³
PM10 11.36 µg/m³
O3 0.010 ppm
NO2 11.4 ppb
SO2 0.8 ppb
CO 0.22 ppm
NH3 0.57 µg/m³
NO 0.03 µg/m³
PM2.5 – Fine particles <2.5μm
PM10 – Inhalable particles <10μm
O3 – Ozone
NO2 – Nitrogen dioxide
SO2 – Sulfur dioxide
CO – Carbon monoxide
NH3 – Ammonia
NO – Nitric oxide

Health Recommendations:

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

Show raw pollutant concentrations (µg/m³)
PM2.5 – 9.52 µg/m³
PM10 – 11.36 µg/m³
O3 – 19.47 µg/m³
NO2 – 21.37 µg/m³
SO2 – 2.12 µg/m³
CO – 254.75 µg/m³
NH3 – 0.57 µg/m³
NO – 0.03 µg/m³