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August weather forecast in San Juan

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

27 July, sun

	756 mmHg		75%
	6 m/s		+28

27 July, Sunday. day, 29°; night, 27°; rain

28 July, mon

	756 mmHg		75%
	5.4 m/s		+28

28 July, Monday. day, 29°; night, 27°; clear

29 July, tue

	756 mmHg		76%
	6 m/s		+28

29 July, Tuesday. day, 29°; night, 26°; clear

30 July, wed

	756 mmHg		77%
	6.1 m/s		+28

30 July, Wednesday. day, 28°; night, 26°; rain

31 July, thu

	755 mmHg		77%
	6.3 m/s		+28

31 July, Thursday. day, 28°; night, 26°; rain

1 August, fri

	755 mmHg		80%
	6.8 m/s		+28

1 August, Friday. day, 28°; night, 26°; rain

2 August, sat

	756 mmHg		77%
	6.3 m/s		+28

2 August, Saturday. day, 28°; night, 26°; clear

3 August, sun

	756 mmHg		79%
	6 m/s		+28

3 August, Sunday. day, 28°; night, 27°; rain

4 August, mon

	756 mmHg		77%
	5.8 m/s		+28

4 August, Monday. day, 28°; night, 26°; clear

5 August, tue

	755 mmHg		79%
	6 m/s		+28

5 August, Tuesday. day, 28°; night, 27°; rain

6 August, wed

	755 mmHg		77%
	6 m/s		+29

6 August, Wednesday. day, 29°; night, 27°; clear

7 August, thu

	755 mmHg		77%
	6 m/s		+29

7 August, Thursday. day, 29°; night, 27°; clear

8 August, fri

	755 mmHg		77%
	5.8 m/s		+28

8 August, Friday. day, 28°; night, 26°; rain

9 August, sat

	755 mmHg		76%
	5.3 m/s		+29

9 August, Saturday. day, 29°; night, 26°; rain

10 August, sun

	755 mmHg		77%
	5.4 m/s		+29

10 August, Sunday. day, 28°; night, 26°; clear

11 August, mon

	755 mmHg		76%
	5.5 m/s		+29

11 August, Monday. day, 29°; night, 27°; clear

12 August, tue

	755 mmHg		76%
	5.9 m/s		+29

12 August, Tuesday. day, 28°; night, 27°; rain

13 August, wed

	755 mmHg		75%
	5.6 m/s		+29

13 August, Wednesday. day, 29°; night, 26°; rain

14 August, thu

	755 mmHg		76%
	5.4 m/s		+29

14 August, Thursday. day, 28°; night, 27°; rain

15 August, fri

	755 mmHg		81%
	6.5 m/s		+29

15 August, Friday. day, 28°; night, 27°; rain

16 August, sat

	755 mmHg		77%
	6.4 m/s		+29

16 August, Saturday. day, 29°; night, 27°; rain

17 August, sun

	755 mmHg		76%
	6 m/s		+29

17 August, Sunday. day, 29°; night, 27°; clear

18 August, mon

	754 mmHg		79%
	5.4 m/s		+29

18 August, Monday. day, 29°; night, 27°; clear

19 August, tue

	755 mmHg		79%
	5.4 m/s		+29

19 August, Tuesday. day, 28°; night, 26°; clear

20 August, wed

	755 mmHg		75%
	6 m/s		+29

20 August, Wednesday. day, 29°; night, 26°; clear

21 August, thu

	754 mmHg		80%
	5.6 m/s		+29

21 August, Thursday. day, 28°; night, 27°; clear

22 August, fri

	754 mmHg		80%
	6.3 m/s		+29

22 August, Friday. day, 28°; night, 26°; clear

23 August, sat

	754 mmHg		79%
	6.5 m/s		+29

23 August, Saturday. day, 28°; night, 27°; clear

24 August, sun

	754 mmHg		79%
	6 m/s		+29

24 August, Sunday. day, 28°; night, 27°; rain

25 August, mon

	754 mmHg		76%
	5 m/s		+29

25 August, Monday. day, 29°; night, 27°; rain

26 August, tue

	754 mmHg		76%
	5.3 m/s		+29

26 August, Tuesday. day, 29°; night, 27°; clear

27 August, wed

	755 mmHg		76%
	5.9 m/s		+29

27 August, Wednesday. day, 29°; night, 27°; clear

28 August, thu

	755 mmHg		77%
	4.9 m/s		+29

28 August, Thursday. day, 28°; night, 27°; rain

29 August, fri

	754 mmHg		77%
	6.5 m/s		+29

29 August, Friday. day, 29°; night, 27°; partly cloudy

30 August, sat

	754 mmHg		76%
	6.8 m/s		+29

30 August, Saturday. day, 29°; night, 27°; rain

31 August, sun

	755 mmHg		76%
	5 m/s		+29

31 August, Sunday. day, 29°; night, 27°; clear

1 September, mon

	755 mmHg		77%
	4.9 m/s		+29

1 September, Monday. day, 29°; night, 27°; rain

2 September, tue

	754 mmHg		77%
	5.1 m/s		+29

2 September, Tuesday. day, 29°; night, 27°; partly cloudy

3 September, wed

	754 mmHg		79%
	5.1 m/s		+29

3 September, Wednesday. day, 28°; night, 27°; rain

4 September, thu

	754 mmHg		79%
	4.5 m/s		+29

4 September, Thursday. day, 28°; night, 26°; rain

5 September, fri

	754 mmHg		79%
	6.8 m/s		+29

5 September, Friday. day, 29°; night, 27°; rain

6 September, sat

	754 mmHg		77%
	6.1 m/s		+29

6 September, Saturday. day, 29°; night, 27°; clear

Average data for 10 years

San Juan August

16

sunny days

14

days with precipitation

1

cloudy day

16 sunny days; 14 days with precipitation; 1 cloudy day;

77

%

air humidity

4.5

m/s

WindE

88

mm of precipitation

(12% of annual average)

+29

°C

Water temperature

air humidity 77%; 88 millimeters of precipitation (12% of annual average); Wind easterly 4.5 Meters per second; Water temperature +29°

Weather graphs for August

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

E

E

E

E

E

E

E

E

E

E

E

E

E

E

E

E

E

E

E

E

E

E

E

E

E

E

E

E

E

E

E

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

31

Daytime temperature

Night-time temperature

Cities near you

Punta Cana
Santo Domingo
Rio Grande
Carolina
The Valley
Bayahibe
Basseterre
Las Terrenas
Cyril E. King Airport

Cities with similar weather in August

Phuket
Tunis
Tel Aviv
Rhodes
Santo Domingo
Sousse
Male
Phan Thiet
Monastir

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

In August, the weather in San Juan is typically hot. Average daily high temperature in August is about 28 degrees above zero. On average, San Juan has 16 sunny, 14 rainy, and 1 partly cloudy day in August. The rains are usually moderate. August as well as May, July, September, and October is considered the most uncomfortable time to visit San Juan.

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