Look at the year weather table: Licata has the best climate of the whole Sicily!
All hystorical data shows a great weather in Licata, warm and sunny, the best you can find in Sicily. It never rains along summer, and really seldom in Spring or Autumn.
The sea bathing season starts in middle February and lasts up to late November.
Even July and August are really confortable because the hot sun is always offering a confortable breeze, so you never suffer for to much hot times.
The sea water is warm from May up to October, while in other months is on Mediterrean standars, warmer than Atlantic o Pacific Ocean..