Myrtle Beach climate — normals and trends

Q: What is the climate of Myrtle Beach?

Myrtle Beach has a humid subtropical climate (Köppen Cfa). Over 1940-2025, the average annual temperature is 17.9 °C and it receives 1,261 mm of precipitation per year.

Q: What is the hottest day ever recorded in Myrtle Beach?

The hottest day measured in Myrtle Beach between 1940 and 2025 was 26 June 1952, reaching 37.0 °C.

Q: What is the coldest day in Myrtle Beach?

The coldest day measured in Myrtle Beach between 1940 and 2025 was 21 January 1985, at -13.7 °C.

Q: Does it snow in Myrtle Beach?

Yes. Myrtle Beach gets on average 2.6 cm of snow per year and has around 15 frost days.

Q: Has the climate of Myrtle Beach warmed?

Yes: Myrtle Beach warmed by +0.7 °C between 1940 and 2025, a statistically significant trend.

Q: What is the wettest day in Myrtle Beach?

The wettest day measured in Myrtle Beach between 1940 and 2025 was 30 October 1985, with 230 mm of rain in 24 hours.

Q: What was the windiest day in Myrtle Beach?

The windiest day measured in Myrtle Beach between 1940 and 2025 was 5 September 1996, with winds reaching 77.2 km/h.

Q: What is the warmest month in Myrtle Beach?

The warmest month in Myrtle Beach is July (26.6 °C on average); the coldest is January (8.6 °C).

Q: How much does it rain in Myrtle Beach?

Myrtle Beach receives on average 1,261 mm of precipitation per year, spread over about 136 rainy days.

Q: Is it sunny in Myrtle Beach?

Myrtle Beach gets on average 9.6 hours of sunshine per day, roughly 3,504 hours per year over 1940-2025.

Myrtle Beach (United States) has a humid subtropical climate (Cfa) under the Köppen-Geiger classification. Its mean annual temperature is 17.9 °C and it receives 1,261 mm of precipitation per year.

These figures are normals computed over 86 complete calendar years, from 1940 to 2025, using ERA5 reanalysis data from the Copernicus programme.

The warmest month is July (26.6 °C on average) and the coldest is January (8.6 °C). Rainfall peaks in August.

Myrtle Beach averages 15 frost days, 51 hot days (≥ 30 °C) and 136 rainy days per year.

Myrtle Beach has warmed by +0.7 °C between 1940 and 2025, or +0.09 °C per decade. This trend is statistically significant.

The hottest day of the period reached 37.0 °C (on 26 June 1952) and the coldest -13.7 °C (on 21 January 1985).

Data from ERA5 reanalysis (Copernicus Climate Change Service), redistributed under a CC-BY 4.0 licence. Normals are recomputed whenever the archive is updated.

Climate normals · ERA5

Myrtle BeachSouth Carolina

coords: 33.69°, -78.89°
period: 1940–2025 · 86 yrs

CfaHumid subtropicalWarmest monthJulyColdest monthJanuaryWettest monthAugustDriest monthNovember

Mean daily temperature

17.9°C

Average daily high

22.3°C

Average daily low

14.2°C

Annual rainfall

1,261mm

Sunshine / day

9.6h

Mean relative humidity

75%

Average peak wind

17.8km/h

Seasonal range

18.0°C

Frost days (< 0 °C)

15 d/yr

Hot days (≥ 30 °C)

51 d/yr

Rainy days (≥ 1 mm)

136 d/yr

Annual snowfall

2.6 cm

Average feels-like high

23.1 °C

Average feels-like low

13.5 °C

Average peak gust

34.6 km/h

Tropical nights (≥ 20 °C)

118 d/yr

Solar radiation

16.4 MJ/m²

Has the climate changed?

One stripe per year, 1940 to 2025

+0.7 °C

since 1940

+0.1 °C per decade · r² = 0.14 · p = < 0.001

19402025

Trend fitted by linear regression (ordinary least squares) on annual means. A trend is shown only when it is statistically significant (p < 0.05).

A climograph overlays rainfall (bars) and temperature (line): the standard reading in climatology, where you can see at a glance whether the warm season is also the dry one.

Records for the period

Hottest day

37.0 °C

26 June 1952

Coldest day

-13.7 °C

21 January 1985

Wettest day

230 mm

30 October 1985

Windiest day

77.2 km/h

5 September 1996

Strongest gust

177.1 km/h

22 September 1989

Hottest feels-like

44.3 °C

21 August 1983

Coldest feels-like

-20.7 °C

21 January 1985

Snowiest day

21.4 cm

10 February 1973

Sunniest day

13.9 h

25 June 1944

Year	Hottest day	Coldest day	Annual mean	Rainfall	Hot days	Frost days
2025	35.1 °C27 July 2025	-6.8 °C23 January 2025	18.3 °C	1,244 mm	63	21
2024	34.6 °C24 June 2024	-6.0 °C21 January 2024	18.7 °C	1,267 mm	54	12
2023	33.7 °C13 August 2023	-0.9 °C20 December 2023	19.0 °C	1,366 mm	63	4
2022	33.9 °C1 August 2022	-6.7 °C24 December 2022	18.6 °C	1,234 mm	52	16
2021	33.1 °C31 July 2021	-1.9 °C29 January 2021	18.5 °C	1,274 mm	55	6
2020	33.6 °C3 September 2020	-3.8 °C26 December 2020	19.2 °C	1,556 mm	61	6
2019	35.8 °C29 May 2019	-2.7 °C22 January 2019	19.3 °C	1,278 mm	85	6
2018	34.1 °C21 June 2018	-9.5 °C5 January 2018	18.7 °C	1,703 mm	76	18
2017	34.0 °C7 July 2017	-5.5 °C8 January 2017	19.2 °C	1,216 mm	61	9
2016	36.2 °C8 July 2016	-4.6 °C19 January 2016	18.9 °C	1,380 mm	81	11
2015	35.5 °C16 June 2015	-8.3 °C20 February 2015	18.9 °C	1,662 mm	64	20
2014	33.7 °C28 July 2014	-7.6 °C7 January 2014	17.7 °C	1,435 mm	51	16
2013	34.5 °C13 June 2013	-2.9 °C18 February 2013	17.8 °C	1,274 mm	33	11
2012	35.7 °C30 June 2012	-5.2 °C4 January 2012	18.7 °C	1,301 mm	47	5
2011	35.2 °C13 July 2011	-6.4 °C14 January 2011	18.6 °C	918 mm	72	12
2010	35.5 °C14 June 2010	-6.4 °C15 December 2010	17.7 °C	1,072 mm	82	41
2009	34.2 °C20 June 2009	-5.7 °C17 January 2009	18.0 °C	1,281 mm	49	16
2008	36.3 °C6 August 2008	-5.3 °C4 January 2008	18.2 °C	1,270 mm	48	14
2007	35.0 °C8 August 2007	-3.6 °C19 February 2007	18.6 °C	990 mm	63	10
2006	35.4 °C15 July 2006	-4.7 °C9 December 2006	18.2 °C	1,110 mm	58	8
2005	35.3 °C27 July 2005	-7.2 °C24 January 2005	17.8 °C	1,344 mm	47	17
2004	34.6 °C14 July 2004	-5.7 °C20 December 2004	17.7 °C	1,288 mm	38	21
2003	33.1 °C9 July 2003	-7.8 °C24 January 2003	17.7 °C	1,504 mm	37	13
2002	35.5 °C30 July 2002	-5.1 °C5 January 2002	18.2 °C	1,320 mm	38	12
2001	32.5 °C5 June 2001	-6.0 °C3 January 2001	18.0 °C	1,006 mm	25	10
2000	34.7 °C11 July 2000	-9.6 °C28 January 2000	17.3 °C	1,031 mm	45	23
1999	36.6 °C1 August 1999	-4.5 °C6 January 1999	18.1 °C	1,494 mm	42	12
1998	36.2 °C30 June 1998	-3.8 °C1 January 1998	18.9 °C	1,513 mm	65	7
1997	33.2 °C18 August 1997	-5.4 °C18 January 1997	17.6 °C	1,549 mm	35	10
1996	33.7 °C3 July 1996	-9.4 °C5 February 1996	17.2 °C	1,499 mm	34	19
1995	35.1 °C13 August 1995	-6.4 °C9 February 1995	17.8 °C	1,206 mm	52	20
1994	33.2 °C22 June 1994	-8.1 °C16 January 1994	18.3 °C	1,298 mm	40	13
1993	35.1 °C12 July 1993	-5.2 °C15 March 1993	18.1 °C	1,381 mm	64	11
1992	35.1 °C9 July 1992	-3.5 °C20 January 1992	17.7 °C	1,647 mm	40	7
1991	33.9 °C4 August 1991	-6.1 °C16 February 1991	18.6 °C	1,326 mm	62	8
1990	35.5 °C1 July 1990	-2.9 °C26 February 1990	19.3 °C	1,014 mm	72	3
1989	34.9 °C11 July 1989	-10.0 °C25 December 1989	17.9 °C	1,508 mm	53	18
1988	34.3 °C15 July 1988	-7.8 °C16 January 1988	17.1 °C	1,178 mm	50	25
1987	35.6 °C22 July 1987	-2.7 °C27 January 1987	17.7 °C	1,241 mm	61	10
1986	36.6 °C19 July 1986	-9.0 °C28 January 1986	18.7 °C	1,145 mm	81	14
1985	34.5 °C2 June 1985	-13.7 °C21 January 1985	18.2 °C	1,479 mm	60	26
1984	35.7 °C19 June 1984	-6.0 °C22 January 1984	17.8 °C	1,193 mm	53	16
1983	36.3 °C22 July 1983	-10.3 °C25 December 1983	17.4 °C	1,509 mm	52	16
1982	33.3 °C25 August 1982	-9.7 °C11 January 1982	17.8 °C	1,414 mm	42	13
1981	35.8 °C16 June 1981	-8.5 °C13 January 1981	17.0 °C	1,055 mm	57	31
1980	35.6 °C1 August 1980	-8.7 °C3 March 1980	17.4 °C	1,283 mm	66	20
1979	34.3 °C20 August 1979	-6.3 °C19 February 1979	17.4 °C	1,144 mm	43	23
1978	35.6 °C28 June 1978	-6.6 °C11 January 1978	17.5 °C	1,071 mm	63	31
1977	35.5 °C21 July 1977	-9.0 °C17 January 1977	17.7 °C	1,097 mm	67	41
1976	33.7 °C15 July 1976	-6.1 °C19 January 1976	17.4 °C	1,181 mm	28	19
1975	33.0 °C17 August 1975	-5.5 °C19 December 1975	18.6 °C	1,179 mm	54	7
1974	34.8 °C23 June 1974	-3.5 °C26 February 1974	18.2 °C	1,230 mm	30	6
1973	32.1 °C13 August 1973	-10.0 °C12 February 1973	17.9 °C	1,296 mm	41	20
1972	34.2 °C9 August 1972	-6.6 °C16 January 1972	17.7 °C	1,035 mm	45	12
1971	33.6 °C15 June 1971	-5.4 °C20 January 1971	18.0 °C	1,489 mm	37	14
1970	35.0 °C19 June 1970	-8.4 °C9 January 1970	17.7 °C	1,060 mm	57	27
1969	33.6 °C13 July 1969	-4.5 °C14 January 1969	16.8 °C	1,017 mm	39	24
1968	35.2 °C7 August 1968	-4.9 °C8 January 1968	17.1 °C	1,234 mm	51	37
1967	33.4 °C12 July 1967	-7.2 °C26 February 1967	17.6 °C	1,104 mm	31	7
1966	33.5 °C29 July 1966	-8.2 °C30 January 1966	17.1 °C	1,298 mm	35	20
1965	33.2 °C27 August 1965	-3.6 °C19 January 1965	17.7 °C	1,120 mm	38	16
1964	34.1 °C15 June 1964	-5.5 °C15 January 1964	17.8 °C	1,344 mm	38	12
1963	33.4 °C11 June 1963	-6.5 °C24 January 1963	17.0 °C	1,122 mm	48	31
1962	33.9 °C15 July 1962	-10.8 °C13 December 1962	17.4 °C	1,143 mm	51	18
1961	33.9 °C31 July 1961	-6.5 °C22 January 1961	17.6 °C	1,147 mm	48	20
1960	34.3 °C2 July 1960	-5.6 °C13 December 1960	17.1 °C	1,199 mm	53	34
1959	36.6 °C29 June 1959	-5.9 °C17 January 1959	18.2 °C	1,458 mm	48	16
1958	34.8 °C14 June 1958	-8.5 °C16 December 1958	16.8 °C	1,330 mm	53	33
1957	33.3 °C9 July 1957	-6.9 °C12 December 1957	18.2 °C	1,422 mm	49	8
1956	34.3 °C6 August 1956	-3.3 °C15 January 1956	18.1 °C	1,089 mm	59	13
1955	33.0 °C19 August 1955	-6.1 °C13 February 1955	17.8 °C	1,124 mm	51	20
1954	36.9 °C27 June 1954	-4.5 °C13 January 1954	18.1 °C	868 mm	72	13
1953	34.4 °C26 May 1953	-5.4 °C18 December 1953	18.5 °C	1,180 mm	46	5
1952	37.0 °C26 June 1952	-3.5 °C31 January 1952	18.1 °C	1,148 mm	62	8
1951	34.2 °C8 August 1951	-5.0 °C4 February 1951	17.9 °C	1,083 mm	57	18
1950	35.1 °C27 June 1950	-5.6 °C19 December 1950	18.0 °C	1,031 mm	43	16
1949	34.9 °C28 July 1949	-0.2 °C1 March 1949	18.7 °C	1,302 mm	49	1
1948	34.0 °C24 June 1948	-6.8 °C15 January 1948	18.1 °C	1,653 mm	44	16
1947	32.9 °C9 June 1947	-4.7 °C9 February 1947	17.4 °C	1,391 mm	29	18
1946	32.8 °C21 June 1946	-2.6 °C2 January 1946	18.3 °C	1,268 mm	23	3
1945	33.7 °C1 June 1945	-4.0 °C17 December 1945	18.3 °C	1,691 mm	40	8
1944	35.9 °C23 June 1944	-1.1 °C10 January 1944	18.4 °C	1,178 mm	47	6
1943	35.0 °C5 June 1943	-2.9 °C15 February 1943	17.9 °C	1,212 mm	44	10
1942	35.9 °C20 July 1942	-3.2 °C11 January 1942	18.4 °C	994 mm	45	8
1941	33.3 °C2 June 1941	-1.4 °C2 March 1941	18.3 °C	1,120 mm	41	3
1940	34.8 °C24 July 1940	-5.0 °C3 February 1940	17.5 °C	1,157 mm	32	15

Normals computed over complete calendar years 1940–2025.

A specific year

Pick a year and see how it compares to normal — warmer, drier or more extreme than usual?

Year

Across the whole year

Average daily high

22.6 °C

+0.3 °C

Hot days (≥ 30 °C)

63 d/yr

+12

Frost days (< 0 °C)

21 d/yr

Annual rainfall

1244 mm

-17 mm

Month by month

	High	vs. normal	Precipitation	vs. normal
Jan	10.4 °C	-2.9 °C	64 mm	-23 mm
Feb	16.4 °C	+1.6 °C	37 mm	-49 mm
Mar	20.0 °C	+1.9 °C	115 mm	+15 mm
Apr	23.9 °C	+1.7 °C	37 mm	-33 mm
May	26.9 °C	+1.0 °C	141 mm	+52 mm
Jun	30.2 °C	+1.2 °C	119 mm	-2 mm
Jul	31.2 °C	+0.9 °C	179 mm	+13 mm
Aug	28.8 °C	-0.9 °C	219 mm	+51 mm
Sep	27.5 °C	0.0 °C	80 mm	-56 mm
Oct	22.3 °C	-0.9 °C	165 mm	+79 mm
Nov	19.7 °C	+1.0 °C	22 mm	-48 mm
Dec	13.9 °C	-0.8 °C	66 mm	-17 mm

The year's extremes

Hottest day

35.1 °C

27 Jul 2025

Coldest day

-6.8 °C

23 Jan 2025

Wettest day

69.6 mm

12 Oct 2025

Windiest day

43.7 km/h

5 Mar 2025

Strongest gust

88.6 km/h

16 Feb 2025

Hottest feels-like

42.9 °C

27 Jul 2025

Coldest feels-like

-12.6 °C

15 Dec 2025

Snowiest day

9.2 cm

22 Jan 2025

Sunniest day

13.8 h

23 Jun 2025

What was the weather like that day?

Your birthday, a wedding, a memorable trip: discover the actual weather for any date since 1940.

Date

Frequently asked questions

What is the climate of Myrtle Beach?

Myrtle Beach has a humid subtropical climate (Köppen Cfa). Over 1940-2025, the average annual temperature is 17.9 °C and it receives 1,261 mm of precipitation per year.

What is the hottest day ever recorded in Myrtle Beach?

The hottest day measured in Myrtle Beach between 1940 and 2025 was 26 June 1952, reaching 37.0 °C.

What is the coldest day in Myrtle Beach?

The coldest day measured in Myrtle Beach between 1940 and 2025 was 21 January 1985, at -13.7 °C.

Does it snow in Myrtle Beach?

Yes. Myrtle Beach gets on average 2.6 cm of snow per year and has around 15 frost days.

Has the climate of Myrtle Beach warmed?

Yes: Myrtle Beach warmed by +0.7 °C between 1940 and 2025, a statistically significant trend.

What is the wettest day in Myrtle Beach?

The wettest day measured in Myrtle Beach between 1940 and 2025 was 30 October 1985, with 230 mm of rain in 24 hours.

What was the windiest day in Myrtle Beach?

The windiest day measured in Myrtle Beach between 1940 and 2025 was 5 September 1996, with winds reaching 77.2 km/h.

What is the warmest month in Myrtle Beach?

The warmest month in Myrtle Beach is July (26.6 °C on average); the coldest is January (8.6 °C).

How much does it rain in Myrtle Beach?

Myrtle Beach receives on average 1,261 mm of precipitation per year, spread over about 136 rainy days.

Is it sunny in Myrtle Beach?

Myrtle Beach gets on average 9.6 hours of sunshine per day, roughly 3,504 hours per year over 1940-2025.

What is the biggest single-day snowfall in Myrtle Beach?

The heaviest 24-hour snowfall measured in Myrtle Beach between 1940 and 2025 was 10 February 1973, with 21.4 cm.

Are there tropical nights in Myrtle Beach?

Yes: Myrtle Beach has on average 118 tropical nights per year (temperature staying above 20 °C), over 1940-2025.

What was the most extreme apparent temperature in Myrtle Beach?

In Myrtle Beach, between 1940 and 2025, the highest apparent temperature reached 44.3 °C on 21 August 1983, and the lowest was -20.7 °C on 21 January 1985.

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