Port St. Lucie, Florida Weather:
Monday, May 18, 2026
Cloudy Weather
Day 86°
Night 70°
Precipitation 2 %
Wind 8 mph
Weather Forecast History
Last Year's Weather on This Day (May 18, 2025)
Sunny Weather

Day

95°

Night

73°

Wind

8 mph

UV Index

12

Precipitation

1 %