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September weather forecast in Myrtle Beach

30 days Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

30 days Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Sun

Sunday

Mon

Monday

Tue

Tuesday

Wed

Wednesday

Thu

Thursday

Fri

Friday

Sat

Saturday

31 August, sun

	762 mmHg		83%
	4.3 m/s		+29

31 August, Sunday. day, 29°; night, 23°; rain

1 September, mon

	762 mmHg		82%
	4.5 m/s		+28

1 September, Monday. day, 29°; night, 23°; overcast

2 September, tue

	762 mmHg		82%
	4.6 m/s		+29

2 September, Tuesday. day, 28°; night, 23°; rain

3 September, wed

	762 mmHg		79%
	4.69 m/s		+29

3 September, Wednesday. day, 29°; night, 22°; clear

4 September, thu

	762 mmHg		78%
	4.6 m/s		+29

4 September, Thursday. day, 28°; night, 22°; clear

5 September, fri

	762 mmHg		80%
	5.3 m/s		+28

5 September, Friday. day, 28°; night, 22°; rain

6 September, sat

	762 mmHg		81%
	6.1 m/s		+28

6 September, Saturday. day, 28°; night, 22°; rain

7 September, sun

	762 mmHg		82%
	4.5 m/s		+29

7 September, Sunday. day, 28°; night, 22°; rain

8 September, mon

	761 mmHg		81%
	4.5 m/s		+29

8 September, Monday. day, 28°; night, 22°; rain

9 September, tue

	761 mmHg		81%
	4.4 m/s		+28

9 September, Tuesday. day, 27°; night, 22°; rain

10 September, wed

	762 mmHg		78%
	4.3 m/s		+28

10 September, Wednesday. day, 28°; night, 22°; clear

11 September, thu

	763 mmHg		79%
	4.5 m/s		+28

11 September, Thursday. day, 28°; night, 21°; clear

12 September, fri

	763 mmHg		80%
	4.5 m/s		+28

12 September, Friday. day, 28°; night, 22°; rain

13 September, sat

	762 mmHg		81%
	4.1 m/s		+29

13 September, Saturday. day, 28°; night, 21°; clear

14 September, sun

	762 mmHg		82%
	4.8 m/s		+28

14 September, Sunday. day, 27°; night, 22°; rain

15 September, mon

	762 mmHg		81%
	4.9 m/s		+28

15 September, Monday. day, 27°; night, 21°; partly cloudy

16 September, tue

	762 mmHg		80%
	5.2 m/s		+28

16 September, Tuesday. day, 27°; night, 21°; partly cloudy

17 September, wed

	762 mmHg		80%
	4.6 m/s		+27

17 September, Wednesday. day, 27°; night, 21°; overcast

18 September, thu

	761 mmHg		79%
	4.6 m/s		+28

18 September, Thursday. day, 27°; night, 21°; rain

19 September, fri

	762 mmHg		78%
	4.5 m/s		+28

19 September, Friday. day, 27°; night, 20°; clear

20 September, sat

	763 mmHg		78%
	4.19 m/s		+27

20 September, Saturday. day, 27°; night, 20°; clear

21 September, sun

	763 mmHg		80%
	4.1 m/s		+27

21 September, Sunday. day, 27°; night, 21°; partly cloudy

22 September, mon

	762 mmHg		81%
	4.3 m/s		+27

22 September, Monday. day, 27°; night, 21°; rain

23 September, tue

	762 mmHg		79%
	4.69 m/s		+27

23 September, Tuesday. day, 26°; night, 20°; clear

24 September, wed

	763 mmHg		80%
	4.3 m/s		+27

24 September, Wednesday. day, 26°; night, 19°; clear

25 September, thu

	762 mmHg		82%
	4.5 m/s		+26

25 September, Thursday. day, 26°; night, 20°; rain

26 September, fri

	761 mmHg		83%
	4.4 m/s		+26

26 September, Friday. day, 26°; night, 20°; rain

27 September, sat

	761 mmHg		82%
	4.8 m/s		+27

27 September, Saturday. day, 26°; night, 20°; rain

28 September, sun

	761 mmHg		80%
	4.6 m/s		+26

28 September, Sunday. day, 27°; night, 21°; overcast

29 September, mon

	761 mmHg		79%
	4.6 m/s		+26

29 September, Monday. day, 26°; night, 20°; clear

30 September, tue

	761 mmHg		79%
	5.2 m/s		+26

30 September, Tuesday. day, 25°; night, 19°; rain

1 October, wed

	762 mmHg		77%
	4.4 m/s		+26

1 October, Wednesday. day, 25°; night, 18°; clear

2 October, thu

	763 mmHg		75%
	4.19 m/s		+26

2 October, Thursday. day, 25°; night, 18°; clear

3 October, fri

	763 mmHg		77%
	4.1 m/s		+26

3 October, Friday. day, 25°; night, 18°; clear

4 October, sat

	763 mmHg		79%
	4.3 m/s		+25

4 October, Saturday. day, 25°; night, 19°; rain

Average data for 10 years

Myrtle Beach September

10

sunny days

14

days with precipitation

8

cloudy days

10 sunny days; 14 days with precipitation; 8 cloudy days;

80

%

air humidity

3.3

m/s

WindSE

166

mm of precipitation

(13% of annual average)

+28

°C

Water temperature

air humidity 80%; 166 millimeters of precipitation (13% of annual average); Wind south-easterly 3.3 Meters per second; Water temperature +28°

Weather graphs for September

TemperatureWater temperaturePrecipitation chance, %Humidity, %Wind, m/sPressure, mmHg

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1

Average data for 10 years

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Daytime temperature

Night-time temperature

Cities near you

Charlotte
Roanoke
Columbia
Charleston
Raleigh
Hilton Head Island
Wilmington
Greenville
Lancaster

Cities with similar weather in September

Antalya
Tunis
Marmaris
Paphos
Jerba
Limassol
Rhodes
Aqaba
Eylat

The weather forecast for September 2025 is based on historical data from the past 10 years.

In September, the weather in Myrtle Beach is typically warm. Average daily high temperature in September is about 27 degrees above zero. On average, Myrtle Beach has 14 rainy, 10 sunny, 3 cloudy, and 3 partly cloudy days in September. The rains are usually heavy.

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