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July 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

29 June, sun

	761 mmHg		80%
	5.6 m/s		+21

29 June, Sunday. day, 23°; night, 19°; partly cloudy

30 June, mon

	761 mmHg		79%
	6 m/s		+21

30 June, Monday. day, 23°; night, 19°; clear

1 July, tue

	760 mmHg		79%
	6.1 m/s		+22

1 July, Tuesday. day, 23°; night, 19°; rain

2 July, wed

	761 mmHg		79%
	6 m/s		+22

2 July, Wednesday. day, 23°; night, 19°; partly cloudy

3 July, thu

	761 mmHg		77%
	5.7 m/s		+22

3 July, Thursday. day, 24°; night, 20°; rain

4 July, fri

	761 mmHg		80%
	5.6 m/s		+22

4 July, Friday. day, 24°; night, 20°; rain

5 July, sat

	761 mmHg		79%
	5.8 m/s		+23

5 July, Saturday. day, 24°; night, 20°; clear

6 July, sun

	761 mmHg		78%
	5.9 m/s		+22

6 July, Sunday. day, 24°; night, 20°; clear

7 July, mon

	761 mmHg		78%
	5.8 m/s		+23

7 July, Monday. day, 24°; night, 20°; clear

8 July, tue

	761 mmHg		81%
	5.6 m/s		+22

8 July, Tuesday. day, 24°; night, 20°; partly cloudy

9 July, wed

	760 mmHg		79%
	6.2 m/s		+23

9 July, Wednesday. day, 24°; night, 20°; partly cloudy

10 July, thu

	760 mmHg		78%
	6.1 m/s		+23

10 July, Thursday. day, 24°; night, 20°; clear

11 July, fri

	761 mmHg		76%
	5.9 m/s		+23

11 July, Friday. day, 24°; night, 20°; clear

12 July, sat

	762 mmHg		77%
	5.9 m/s		+23

12 July, Saturday. day, 24°; night, 20°; clear

13 July, sun

	762 mmHg		79%
	6.7 m/s		+23

13 July, Sunday. day, 24°; night, 20°; rain

14 July, mon

	761 mmHg		80%
	6 m/s		+23

14 July, Monday. day, 24°; night, 20°; partly cloudy

15 July, tue

	761 mmHg		81%
	5.8 m/s		+23

15 July, Tuesday. day, 25°; night, 20°; rain

16 July, wed

	761 mmHg		80%
	5.9 m/s		+24

16 July, Wednesday. day, 25°; night, 21°; clear

17 July, thu

	761 mmHg		81%
	5.7 m/s		+24

17 July, Thursday. day, 25°; night, 21°; partly cloudy

18 July, fri

	761 mmHg		81%
	5.8 m/s		+24

18 July, Friday. day, 26°; night, 22°; rain

19 July, sat

	760 mmHg		78%
	6 m/s		+24

19 July, Saturday. day, 25°; night, 21°; rain

20 July, sun

	761 mmHg		77%
	5.7 m/s		+24

20 July, Sunday. day, 25°; night, 21°; clear

21 July, mon

	761 mmHg		77%
	6.2 m/s		+24

21 July, Monday. day, 25°; night, 21°; clear

22 July, tue

	761 mmHg		79%
	6.2 m/s		+23

22 July, Tuesday. day, 25°; night, 21°; partly cloudy

23 July, wed

	761 mmHg		80%
	6.3 m/s		+23

23 July, Wednesday. day, 25°; night, 21°; rain

24 July, thu

	761 mmHg		79%
	6.2 m/s		+23

24 July, Thursday. day, 25°; night, 21°; rain

25 July, fri

	762 mmHg		78%
	6.3 m/s		+24

25 July, Friday. day, 24°; night, 21°; overcast

26 July, sat

	762 mmHg		78%
	5.9 m/s		+24

26 July, Saturday. day, 25°; night, 20°; clear

27 July, sun

	761 mmHg		78%
	5.9 m/s		+23

27 July, Sunday. day, 25°; night, 21°; clear

28 July, mon

	761 mmHg		81%
	5.8 m/s		+23

28 July, Monday. day, 25°; night, 21°; overcast

29 July, tue

	760 mmHg		80%
	5.6 m/s		+24

29 July, Tuesday. day, 25°; night, 21°; rain

30 July, wed

	761 mmHg		77%
	5.6 m/s		+24

30 July, Wednesday. day, 25°; night, 21°; clear

31 July, thu

	762 mmHg		77%
	5.7 m/s		+24

31 July, Thursday. day, 24°; night, 21°; clear

1 August, fri

	762 mmHg		78%
	5.6 m/s		+23

1 August, Friday. day, 25°; night, 21°; rain

2 August, sat

	762 mmHg		78%
	5.7 m/s		+23

2 August, Saturday. day, 25°; night, 21°; clear

Average data for 10 years

Southold July

13

sunny days

10

days with precipitation

6

cloudy days

13 sunny days; 10 days with precipitation; 6 cloudy days;

79

%

air humidity

4

m/s

WindSW

87

mm of precipitation

(7% of annual average)

+23

°C

Water temperature

air humidity 79%; 87 millimeters of precipitation (7% of annual average); Wind south-westerly 4 Meters per second; Water temperature +23°

Weather graphs for July

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

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SW

SW

SW

SW

SW

S

S

S

S

SW

SW

S

S

SW

S

SW

SW

SW

SW

SW

SW

S

SW

S

S

SW

S

SW

SW

S

1

Average data for 10 years

2

3

4

5

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9

10

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31

Daytime temperature

Night-time temperature

Cities near you

New York
Boston
Islandia
Philadelphia
Colchester
Jamaica
Brooklyn
Ocean City
Weehawken

Cities with similar weather in July

Los Angeles
Toronto
Marseilles
Casablanca
San Remo
Caracas
Mombasa
Rijeka
Trabzon

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

July in Southold is the sunniest and the warmest month of the year. In July, the weather in Southold is typically warm. Average daily high temperature in July is about 24 degrees above zero. On average, Southold has 13 sunny, 10 rainy, 6 partly cloudy, and 2 cloudy days in July. The rains are usually heavy.

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