Myrtle Beach Weather Records

Myrtle Beach, South Carolina weather averages and records from 1949–2024 based on data made available by the NOAA.

All-Time Recorded High

The highest temperature ever recorded in Myrtle Beach, South Carolina was 104 °F which occurred on August 5, 1954.

Highest Temperatures: All-Time By Year

All-Time Recorded Low

The lowest temperature ever recorded in Myrtle Beach, South Carolina was 13 °F which occurred on January 25, 2014.

Lowest Temperatures: All-Time By Year

Myrtle Beach Weather by Month

Averages based on the years 1991–2020

Month	Average (°F)		Record (°F)		Average (inches)
Month	High ☀️	Low 🌙	High ☀️	Low 🌙	Precipitation 💧
January	55.8	36.5	81	13	2.2
February	58.5	39.1	81	15	3.0
March	64.7	45.3	88	21	3.2
April	72.1	53.4	92	28	2.9
May	78.9	62.6	99	42	3.5
June	85.2	70.7	104	49	4.2
July	87.5	73.5	101	54	5.7
August	86.8	73.2	104	54	6.7
September	83.5	68.0	95	46	6.9
October	75.8	56.8	93	25	4.3
November	66.7	45.6	83	16	3.2
December	59.5	40.0	80	15	3.3
Entire year	73.0	55.5	104	13	48.5

More Myrtle Beach Weather Records 1949–2024
Highest daily low	84 °F	August 8, 2007
Lowest daily high	28 °F	January 29, 2014
Greatest daily range (Difference of high and low)	43 °F	March 24, 1950
Greatest difference in daily high over two conscutive days	32 °F	Dec 15–16, 1951
Most daily precipitation	12.0 inches	September 15, 1999
Most monthly precipitation	23.2 inches	September 1999
Most yearly precipitation	68.5 inches	2018
Most yearly days with precipitation	164	2003
Earliest freeze	October 29	2001
Earliest day ≥ 90 °F	April 15	2006
Earliest day ≥ 100 °F	June 25	1952
Latest freeze	April 21	1953
Latest day ≥ 90 °F	October 10	2009
Latest day ≥ 100 °F	August 17	1954
Most days in a year < 32 °F	58	1954
Most days in a year ≥ 80 °F	158	1953
Most days in a year ≥ 90 °F	51	2010
Most days in a year ≥ 100 °F	5	1954

Myrtle Beach Weather Streaks Most consecutive days...
With precipitation	10 days	Dec 23, 2004 – Jan 1, 2005
Without precipitation	35 days	Oct 9 – Nov 12, 2016
High temperature ≥ 80 °F	126 days	May 25 – Sep 27, 2010
High temperature ≥ 90 °F	13 days	Jul 12–24, 2020
High temperature ≥ 100 °F	3 days	Aug 3–5, 1954

Plant Hardiness Zone

Myrtle Beach is in plant hardiness zone 8B

based on average yearly minimum temperature from 1991–2020

Myrtle Beach Weather by Year

More Myrtle Beach Weather

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Weather Station Details

Years	Station	Coordinates
1949–2024	Grand Strand Airport	location