Port St. Lucie, Florida Weather:
Friday, September 4, 2026
Stormy Weather
Day 90°
Night 79°
Precipitation 75 %
Wind 8 mph
UV Index (0 - 11+) 3
Weather Forecast History
Last Year's Weather on This Day (September 4, 2025)
Stormy Weather

Day

90°

Night

73°

Wind

4 mph

Precipitation

88 %