Port Saint Lucie Weather in March

The climate in Port Saint Lucie during March can be summarized as warm, humid and a little damp.

March is in the spring in Port Saint Lucie and is typically the 4th coldest month of the year. Daytime maximum temperatures average around a muggy 26°C (79°F), whilst at night 15°C (58°F) is normal.

On average March is the 6th driest month of the year in Port Saint Lucie with around 80mm 3.1 inches of rain making it a a little damp time to visit. This rainfall is typically spread over 8 days, although this may vary considerably.

On the flip side this corresponds to an average of 9.5 hours of sunshine per day.

The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Port Saint Lucie in March 2025.