Myrtle Beach, SC Climate

Summary Graph

The summary climate graph for Myrtle Beach, SC shows a selection of temperature, rainfall and snow minimum, mean and maximum measures over the course of a year. Click on each of the measures in the key to toggle them on and off.

Graph of average and extreme temperature ranges by day for Myrtle Beach, SC.


The warmest month in Myrtle Beach International, Myrtle Beach, South Carolina is July with an average high temperature of 87.4°F. The hottest day on record was June 30 1990 when the temperature hit 104.0°F. During January the overnight temperature drops to an average of 38.4°F with the lowest temperature of 5.0°F being recorded on February 19 1993.

Warmest Days

Warmest Months

Coldest Days

Coldest Months

The warmest days on record are:

30 Jun 1990104°F
26 Jun 1952103.3°F
19 Jul 1986102.9°F
5 Aug 1954102.4°F
6 Jul 1990102°F

The warmest months on average were:

July 198693.2°F
July 197791.2°F
July 199090.8°F
August 200790.5°F
July 196990.4°F

The coldest days on record are:

19 Feb 19935°F
21 Jan 19857.2°F
18 Feb 19589°F
25 Dec 19899.1°F
22 Jan 19949.9°F

The coldest months on average were:

December 196030.6°F
December 201030.7°F
January 196831.2°F
January 198131.2°F
February 194731.5°F


The wettest month in Myrtle Beach, SC is August with an average of 2.0 inches of rain falling on 11 to 12 days. The driest month by average rainfall in Myrtle Beach, SC is April with an average of 1.0 inches of rain falling on 7 to 8 days. Although in October it typically rains on less days with 1.2 inches falling in 6 to 7 days

Wettest Days

The wettest days on record are:

8 October 19866.3 inches
25 October 19825.7 inches
9 October 19924.4 inches
2 October 19894.3 inches
11 October 19902.6 inches

Wettest Months

The wettest months on record are:

July 198513.8 inches
October 198613.2 inches
March 198313.1 inches
May 197412.9 inches
August 198612.8 inches

Driest Months

The driest months on record are:

December 19420 inches
January 19430 inches
February 19430 inches
March 19430 inches
April 19430 inches