The weather in Hattiesburg in August is very hot. The average temperatures are between 23°C and 33°C, drinking water regularly is advisable.
You can expect rain for roughly half of the month of August in Hattiesburg. We’re expecting roughly 8 to 15 days of rain, so your rubber boots and umbrella are going to see plenty of use this month if you’re keen on staying dry.
Our weather forecast can give you a great sense of what weather to expect in Hattiesburg in August 2025.
If you’re planning to visit Hattiesburg in the near future, we highly recommend that you review the 14 day weather forecast for Hattiesburg before you arrive.
Temperatures
33° / 23°
Rainy Days
12
Snowy Days
0
Dry Days
19
Rainfall
221
mm
Sun Hours
7.3
Hrs