Typical Weather in St Lucia, Caribbean in March
85° F Avg High
70° F Avg Low
4 Rainy Days
☀️ Temperature Summary
While still warm, March is one of the cooler months of the year for St Lucia, with highs averaging around 85°F. Lows overnight are typically around 70°F.
The warm, dry temperatures in March make St Lucia a great destination to relax and soak up the sun.
High Temps Throughout the Year
🎒 What to Pack
Pick up a few of these items to keep your trip fun and comfortable.
☔ Rain Summary
In March you can expect close to a 14% chance of rain for any given day. It rains less than usual in March, with total rainfall for the month typically near 2 inches.
Rainfall Throughout the Year
Planning a trip to St Lucia? Try our free trip weather planner