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September weather forecast in Southold

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

1 September, sun

	763 mmHg		75%
	6.3 m/s		+23

1 September, Sunday. day, 23°; night, 22°; clear

2 September, mon

	761 mmHg		74%
	7.1 m/s		+23

2 September, Monday. day, 23°; night, 22°; rain

3 September, tue

	762 mmHg		72%
	7.5 m/s		+23

3 September, Tuesday. day, 23°; night, 22°; clear

4 September, wed

	763 mmHg		74%
	7.5 m/s		+23

4 September, Wednesday. day, 23°; night, 22°; clear

5 September, thu

	764 mmHg		73%
	8.6 m/s		+23

5 September, Thursday. day, 22°; night, 21°; partly cloudy

6 September, fri

	763 mmHg		79%
	8.8 m/s		+23

6 September, Friday. day, 22°; night, 20°; clear

7 September, sat

	762 mmHg		74%
	8.1 m/s		+23

7 September, Saturday. day, 23°; night, 21°; partly cloudy

8 September, sun

	763 mmHg		73%
	7.8 m/s		+22

8 September, Sunday. day, 22°; night, 20°; partly cloudy

9 September, mon

	763 mmHg		75%
	7.9 m/s		+22

9 September, Monday. day, 22°; night, 20°; clear

10 September, tue

	763 mmHg		73%
	8.8 m/s		+22

10 September, Tuesday. day, 21°; night, 20°; clear

11 September, wed

	763 mmHg		73%
	7.3 m/s		+22

11 September, Wednesday. day, 21°; night, 20°; clear

12 September, thu

	762 mmHg		75%
	7.4 m/s		+22

12 September, Thursday. day, 21°; night, 20°; clear

13 September, fri

	763 mmHg		70%
	7.3 m/s		+23

13 September, Friday. day, 21°; night, 20°; clear

14 September, sat

	764 mmHg		70%
	7 m/s		+22

14 September, Saturday. day, 22°; night, 20°; clear

15 September, sun

	765 mmHg		68%
	8 m/s		+22

15 September, Sunday. day, 21°; night, 20°; rain

16 September, mon

	767 mmHg		66%
	6.9 m/s		+22

16 September, Monday. day, 19°; night, 18°; clear

17 September, tue

	766 mmHg		68%
	5.9 m/s		+22

17 September, Tuesday. day, 20°; night, 18°; clear

18 September, wed

	765 mmHg		72%
	8.8 m/s		+22

18 September, Wednesday. day, 20°; night, 19°; clear

19 September, thu

	765 mmHg		70%
	8.6 m/s		+21

19 September, Thursday. day, 20°; night, 19°; clear

20 September, fri

	765 mmHg		74%
	7.3 m/s		+21

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

21 September, sat

	764 mmHg		73%
	7.5 m/s		+22

21 September, Saturday. day, 21°; night, 20°; clear

22 September, sun

	766 mmHg		75%
	7.5 m/s		+21

22 September, Sunday. day, 21°; night, 18°; clear

23 September, mon

	766 mmHg		70%
	7 m/s		+21

23 September, Monday. day, 21°; night, 19°; partly cloudy

24 September, tue

	766 mmHg		68%
	7.3 m/s		+21

24 September, Tuesday. day, 20°; night, 19°; clear

25 September, wed

	767 mmHg		68%
	7.5 m/s		+21

25 September, Wednesday. day, 19°; night, 17°; clear

26 September, thu

	764 mmHg		80%
	7.6 m/s		+21

26 September, Thursday. day, 20°; night, 18°; rain

27 September, fri

	762 mmHg		77%
	7.9 m/s		+21

27 September, Friday. day, 21°; night, 20°; rain

28 September, sat

	761 mmHg		79%
	7.5 m/s		+21

28 September, Saturday. day, 20°; night, 19°; partly cloudy

29 September, sun

	761 mmHg		81%
	8.8 m/s		+21

29 September, Sunday. day, 19°; night, 19°; overcast

30 September, mon

	761 mmHg		77%
	8.6 m/s		+20

30 September, Monday. day, 18°; night, 17°; rain

1 October, tue

	763 mmHg		70%
	9.1 m/s		+20

1 October, Tuesday. day, 18°; night, 16°; rain

2 October, wed

	764 mmHg		75%
	8.1 m/s		+20

2 October, Wednesday. day, 17°; night, 16°; rain

3 October, thu

	763 mmHg		81%
	8.3 m/s		+20

3 October, Thursday. day, 18°; night, 16°; rain

4 October, fri

	764 mmHg		72%
	8.3 m/s		+19

4 October, Friday. day, 18°; night, 16°; clear

5 October, sat

	765 mmHg		69%
	6.9 m/s		+19

5 October, Saturday. day, 18°; night, 16°; partly cloudy

Average data for 10 years

Southold September

19

sunny days

5

days with precipitation

6

cloudy days

19 sunny days; 5 days with precipitation; 6 cloudy days;

73

%

air humidity

5.8

m/s

WindNE

73

mm of precipitation

(8% of annual average)

+22

°C

Water temperature

air humidity 73%; 73 millimeters of precipitation (8% of annual average); Wind north-easterly 5.8 Meters per second; Water temperature +22°

Weather graphs for September

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

SW

SE

SW

SW

SE

SE

W

N

N

NE

S

S

W

SW

N

NE

E

E

N

E

NW

NE

NW

NE

NE

E

S

S

NE

NE

1

Average data for 10 years

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

17

18

19

20

21

22

23

24

25

26

27

28

29

30

Daytime temperature

Night-time temperature

Cities near you

New York
Boston
Philadelphia
Islandia
Manchester
Portland
Nantucket
Brooklyn
Trenton

Cities with similar weather in September

Suhum
Burgas
Varna
Tivat
The Sunny Beach
Podgorica
Toronto
The Golden Sands
Chicago

The weather forecast for September 2024 is based on historical data from the past 10 years.

In September, the weather in Southold is typically warm. Average daily high temperature in September is about 21 degrees above zero. On average, Southold has 19 sunny, 5 rainy, 5 partly cloudy, and 1 cloudy day in September. The rains are usually heavy.

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