2025 Compare Climate & Weather:
Melbourne, FL vs Port St. Lucie, FL

Highlights

On average, there are 238 sunny days per year in Port St. Lucie. Melbourne averages 234 sunny days per year. The US average is 205 sunny days.

Port St. Lucie, Florida gets 58.3 inches of rain, on average, per year. Melbourne, Florida gets 53.5 inches of rain, on average, per year. The US average is 38.1 inches of rain per year.

Port St. Lucie averages 0 inches of snow per year. Melbourne averages 0 inches of snow per year. The US average is 27.8 inches of snow per year.

Weather Highlights

Port St. Lucie, Florida
Summer High: the July high is around 89.9 degrees
Winter Low: the January low is 52.6
Rain: averages 58.3 inches of rain a year
Snow: averages 0 inches of snow a year

Melbourne, Florida
Summer High: the July high is around 90.7 degrees
Winter Low: the January low is 48.9
Rain: averages 53.5 inches of rain a year
Snow: averages 0 inches of snow a year

BestPlaces Comfort Index

The annual BestPlaces Comfort Index for Port St. Lucie is 6.8 (10=best), which means it is about average compared to other places in Florida.

The annual BestPlaces Comfort Index for Melbourne is 7.0 (10=best), which means it is more comfortable than most places in Florida.

Today's Weather - Melbourne, FL

85°F

Today's Weather - Port St. Lucie, FL

85°F

Average Monthly High / Low (°F)

Hot, Freezing, Rainy, Snowy Days: Melbourne / Port St. Lucie

July is the hottest month for Melbourne with an average high temperature of 90.7°, which ranks it as about average compared to other places in Florida. In Melbourne, there are 7 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Melbourne are November, March and April.

August is the hottest month for Port St. Lucie with an average high temperature of 90.0°, which ranks it as cooler than most places in Florida. In Port St. Lucie, there are 7 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Port St. Lucie are March, November and April.

January has the coldest nighttime temperatures for Melbourne with an average of 48.9°. This is about average compared to other places in Florida.

January has the coldest nighttime temperatures for Port St. Lucie with an average of 52.6°. This is warmer than most places in Florida.

In Melbourne, there are 67.2 days annually when the high temperature is over 90°, which is cooler than most places in Florida.

In Port St. Lucie, there are 53.6 days annually when the high temperature is over 90°, which is cooler than most places in Florida.

In Melbourne, there are 2.4 days annually when the nighttime low temperature falls below freezing, which is about average compared to other places in Florida.

In Port St. Lucie, there are 1.2 days annually when the nighttime low temperature falls below freezing, which is warmer than most places in Florida.

In Melbourne, there are 0.0 days annually when the nighttime low temperature falls below zero°, which is about average compared to other places in Florida.

In Port St. Lucie, there are 0.0 days annually when the nighttime low temperature falls below zero°, which is about average compared to other places in Florida.

August is the wettest month in Melbourne with 7.7 inches of rain, and the driest month is January with 2.4 inches. The wettest season is Autumn with 40% of yearly precipitation and 14% occurs in Spring, which is the driest season. The annual rainfall of 53.5 inches in Melbourne means that it is about average compared to other places in Florida.


September is the wettest month in Port St. Lucie with 8.1 inches of rain, and the driest month is January with 2.4 inches. The wettest season is Autumn with 37% of yearly precipitation and 14% occurs in Spring, which is the driest season. The annual rainfall of 58.3 inches in Port St. Lucie means that it is wetter than most places in Florida.

August is the rainiest month in Melbourne with 14.5 days of rain, and April is the driest month with only 6.0 rainy days. There are 119.9 rainy days annually in Melbourne, which is rainier than most places in Florida. The rainiest season is Autumn when it rains 34% of the time and the driest is Summer with only a 18% chance of a rainy day.

September is the rainiest month in Port St. Lucie with 15.7 days of rain, and April is the driest month with only 7.6 rainy days. There are 131.8 rainy days annually in Port St. Lucie, which is rainier than most places in Florida. The rainiest season is Autumn when it rains 34% of the time and the driest is Spring with only a 18% chance of a rainy day.

There is rarely any recorded snowfall in Melbourne, ranking it as one of the least snowy places in Florida.

There is rarely any recorded snowfall in Port St. Lucie, ranking it as one of the least snowy places in Florida.

Any measurable snowfall is a rare occurance in Melbourne.

Any measurable snowfall is a rare occurance in Port St. Lucie.