Measurements:
°C
°F
Myrtle Beach
38°F
S 12 mph
Feels like: 28°F
Precip: 0%
World Resorts USA Myrtle Beach Weather

Myrtle Beach Sea Water Temperature

Current Sea Water Temperature:
+55.4°F
Maximum Sea Water Temperature in December: 66.4°F
Minimum Sea Water Temperature in December: 48.6°F
Average water temperature in December: 57.5°F

Sea Water Temperature for the Last 10 Days:

December 22 55.4°F December 17 55.6°F
December 21 55.8°F December 16 54.4°F
December 20 57.8°F December 15 54.0°F
December 19 58.4°F December 14 54.4°F
December 18 57.8°F December 13 54.2°F

When is the Warmest Sea for Myrtle Beach?

According to our data for the last three years for Myrtle Beach the highest average sea water temperature was in July, August and September.

Average Water Temperature by Month, °F

Sea Water Temperature in July

Select Year: 2024 2023 2022

The average sea surface temperature in July 2024 for Myrtle Beach was 87.8°F. The maximum and minimum values were 86.0°F and 89.8°F respectively.

Sea Water Temperature in August

Select Year: 2024 2023 2022

The average sea surface temperature in August 2024 for Myrtle Beach was 86.1°F. The maximum and minimum values were 83.2°F and 87.2°F respectively.

Sea Water Temperature in September

Select Year: 2024 2023 2022

The average sea surface temperature in September 2024 for Myrtle Beach was 82.8°F. The maximum and minimum values were 79.2°F and 86.8°F respectively.

Best Time to Visit Myrtle Beach
The most sunny months:
April 17 days
October 16 days
December 16 days
The most warm months:
July 91.2 °F
August 89.8 °F
June 87.4 °F
Warmest sea temperature:
July 86.7 °F
August 86.7 °F
September 84.1 °F
The most cold months:
January 55.6 °F
December 59.0 °F
February 59.8 °F
The most rainy months:
August 6 days
July 5 days
June 4 days
The most windy months:
March 8 mph
April 8 mph
February 8 mph

Myrtle Beach on the Weather Map

USA Resorts:
NAME
Boston +10
Chicago +20
Hawaii +78
Honolulu +78
Houston +46
Las Vegas +50
Los Angeles +54
Miami +62
New York +16
Orlando +50
San Diego +54
San Francisco +54
Sarasota +48
Tampa +46
Washington +20
24 Hours Weather Forecast
Myrtle Beach
Local time: 05:54
22 dec, sunday
0600 38°F
S
12 mph
0900 36°F
SW
12 mph
1200 44°F
SW
12 mph
1500 48°F
S
11 mph
1800 48°F
SW
10 mph
2100 40°F
SW
11 mph
23 dec, monday
0000 36°F
SW
10 mph
0300 34°F
SW
11 mph