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Port St. Lucie, Florida Weather:
Saturday, March 21, 2026
Sunny Weather
Day 75°
Night 64°
Precipitation 0 %
Wind 6 mph
Weather Forecast History
Last Year's Weather on This Day (March 21, 2025)
Sunny Weather

Day

66°

Night

45°

Wind

12 mph

UV Index

8

Precipitation

1 %