2025 Compare Climate & Weather:
Port St. Lucie, FL vs Myrtle Beach, SC

Highlights

On average, there are 218 sunny days per year in Myrtle Beach. Port St. Lucie averages 238 sunny days per year. The US average is 205 sunny days.

Myrtle Beach, South Carolina gets 51.9 inches of rain, on average, per year. Port St. Lucie, Florida gets 58.3 inches of rain, on average, per year. The US average is 38.1 inches of rain per year.

Myrtle Beach averages 0.9 inches of snow per year. Port St. Lucie averages 0 inches of snow per year. The US average is 27.8 inches of snow per year.

Weather Highlights

Myrtle Beach, South Carolina
Summer High: the July high is around 89 degrees
Winter Low: the January low is 34.9
Rain: averages 51.9 inches of rain a year
Snow: averages 0.9 inches of snow a year

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

BestPlaces Comfort Index

The annual BestPlaces Comfort Index for Myrtle Beach is 7.4 (10=best), which means it is more comfortable than most places in South Carolina.

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.

Today's Weather - Port St. Lucie, FL

72°F

Today's Weather - Myrtle Beach, SC

72°F

Average Monthly High / Low (°F)

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

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.

July is the hottest month for Myrtle Beach with an average high temperature of 89.0°, which ranks it as one of the coolest places in South Carolina. In Myrtle Beach, there are 4 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Myrtle Beach are October, May and April.

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

January has the coldest nighttime temperatures for Myrtle Beach with an average of 34.9°. This is warmer than most places in South Carolina.

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 Myrtle Beach, there are 29.6 days annually when the high temperature is over 90°, which is one of the coolest places in South Carolina.

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 Myrtle Beach, there are 35.7 days annually when the nighttime low temperature falls below freezing, which is warmer than most places in South Carolina.

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.

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

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 wettest month in Myrtle Beach with 7.0 inches of rain, and the driest month is April with 3.0 inches. The wettest season is Autumn with 35% of yearly precipitation and 20% occurs in Summer, which is the driest season. The annual rainfall of 51.9 inches in Myrtle Beach means that it is one of the wettest places in South Carolina.

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.

July is the rainiest month in Myrtle Beach with 11.7 days of rain, and October is the driest month with only 6.5 rainy days. There are 106.7 rainy days annually in Myrtle Beach, which is rainier than most places in South Carolina. The rainiest season is Autumn when it rains 31% of the time and the driest is Winter with only a 21% chance of a rainy day.

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

An annual snowfall of 0.9 inches in Myrtle Beach means that it is about average compared to other places in South Carolina.

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

December is the snowiest month in Myrtle Beach with 0.5 inches of snow, and 1 month of the year have significant snowfall.