The weather in Slidell in May is hot. The average temperatures are between 20°C and 28°C.
You can expect rain for roughly half of the month of May in Slidell. 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 Slidell in May 2025.
If you’re planning to visit Slidell in the near future, we highly recommend that you review the 14 day weather forecast for Slidell before you arrive.
Temperatures
28° / 20°
Rainy Days
9
Snowy Days
0
Dry Days
22
Rainfall
147
mm
Sun Hours
7.3
Hrs
