Port St. Lucie, Florida Weather:
Sunday, October 18, 2026
Cloudy Weather
Day 86°
Night 73°
Precipitation 3 %
Wind 8 mph
UV Index (0 - 11+) 5
Weather Forecast History
Last Year's Weather on This Day (October 18, 2025)
Night

Day

82°

Night

64°

Wind

7 mph

Precipitation

1 %