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August weather forecast in Iwakuni

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

	730 mmHg		77%
	3.3 m/s		+27

27 July, Sunday. day, 30°; night, 24°; clear

28 July, mon

	730 mmHg		77%
	3.2 m/s		+27

28 July, Monday. day, 30°; night, 24°; clear

29 July, tue

	730 mmHg		78%
	3.5 m/s		+28

29 July, Tuesday. day, 30°; night, 24°; clear

30 July, wed

	730 mmHg		76%
	3.3 m/s		+28

30 July, Wednesday. day, 30°; night, 24°; clear

31 July, thu

	730 mmHg		76%
	3.2 m/s		+28

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

1 August, fri

	730 mmHg		76%
	3.2 m/s		+28

1 August, Friday. day, 31°; night, 24°; clear

2 August, sat

	731 mmHg		77%
	3.4 m/s		+28

2 August, Saturday. day, 30°; night, 24°; clear

3 August, sun

	731 mmHg		76%
	3.2 m/s		+28

3 August, Sunday. day, 31°; night, 24°; clear

4 August, mon

	731 mmHg		76%
	2.9 m/s		+28

4 August, Monday. day, 31°; night, 24°; clear

5 August, tue

	730 mmHg		75%
	2.9 m/s		+28

5 August, Tuesday. day, 31°; night, 25°; clear

6 August, wed

	730 mmHg		77%
	3.2 m/s		+28

6 August, Wednesday. day, 31°; night, 25°; rain

7 August, thu

	729 mmHg		77%
	3.4 m/s		+28

7 August, Thursday. day, 30°; night, 24°; rain

8 August, fri

	729 mmHg		77%
	3.8 m/s		+28

8 August, Friday. day, 30°; night, 24°; rain

9 August, sat

	729 mmHg		78%
	3.7 m/s		+29

9 August, Saturday. day, 30°; night, 24°; rain

10 August, sun

	729 mmHg		77%
	3.5 m/s		+28

10 August, Sunday. day, 30°; night, 24°; overcast

11 August, mon

	730 mmHg		77%
	3.2 m/s		+28

11 August, Monday. day, 30°; night, 24°; overcast

12 August, tue

	729 mmHg		78%
	3.1 m/s		+28

12 August, Tuesday. day, 30°; night, 24°; rain

13 August, wed

	729 mmHg		78%
	3.3 m/s		+28

13 August, Wednesday. day, 30°; night, 24°; rain

14 August, thu

	729 mmHg		79%
	3.5 m/s		+28

14 August, Thursday. day, 30°; night, 24°; rain

15 August, fri

	729 mmHg		79%
	3.4 m/s		+28

15 August, Friday. day, 30°; night, 24°; rain

16 August, sat

	730 mmHg		79%
	3.1 m/s		+28

16 August, Saturday. day, 30°; night, 24°; rain

17 August, sun

	730 mmHg		79%
	3.1 m/s		+28

17 August, Sunday. day, 29°; night, 23°; clear

18 August, mon

	730 mmHg		79%
	3.4 m/s		+28

18 August, Monday. day, 29°; night, 24°; rain

19 August, tue

	731 mmHg		78%
	3.4 m/s		+28

19 August, Tuesday. day, 30°; night, 23°; partly cloudy

20 August, wed

	731 mmHg		79%
	3.1 m/s		+28

20 August, Wednesday. day, 29°; night, 23°; overcast

21 August, thu

	730 mmHg		79%
	3.2 m/s		+28

21 August, Thursday. day, 30°; night, 24°; rain

22 August, fri

	730 mmHg		78%
	3.1 m/s		+28

22 August, Friday. day, 30°; night, 23°; rain

23 August, sat

	730 mmHg		79%
	3.3 m/s		+28

23 August, Saturday. day, 29°; night, 23°; rain

24 August, sun

	730 mmHg		78%
	3.5 m/s		+28

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

25 August, mon

	730 mmHg		78%
	3.3 m/s		+27

25 August, Monday. day, 29°; night, 23°; partly cloudy

26 August, tue

	731 mmHg		78%
	3 m/s		+28

26 August, Tuesday. day, 29°; night, 22°; partly cloudy

27 August, wed

	731 mmHg		77%
	3.3 m/s		+27

27 August, Wednesday. day, 29°; night, 23°; rain

28 August, thu

	730 mmHg		78%
	3.5 m/s		+27

28 August, Thursday. day, 29°; night, 22°; partly cloudy

29 August, fri

	730 mmHg		78%
	3.3 m/s		+27

29 August, Friday. day, 29°; night, 23°; rain

30 August, sat

	729 mmHg		80%
	3.7 m/s		+27

30 August, Saturday. day, 28°; night, 23°; rain

31 August, sun

	730 mmHg		79%
	3.8 m/s		+27

31 August, Sunday. day, 28°; night, 22°; rain

1 September, mon

	731 mmHg		79%
	3.1 m/s		+27

1 September, Monday. day, 28°; night, 22°; overcast

2 September, tue

	731 mmHg		78%
	3.3 m/s		+26

2 September, Tuesday. day, 28°; night, 22°; rain

3 September, wed

	731 mmHg		79%
	3 m/s		+26

3 September, Wednesday. day, 28°; night, 22°; rain

4 September, thu

	731 mmHg		77%
	2.9 m/s		+27

4 September, Thursday. day, 28°; night, 21°; partly cloudy

5 September, fri

	730 mmHg		79%
	3.4 m/s		+26

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

6 September, sat

	729 mmHg		81%
	4 m/s		+26

6 September, Saturday. day, 27°; night, 22°; rain

Average data for 10 years

Iwakuni August

6

sunny days

18

days with precipitation

11

cloudy days

6 sunny days; 18 days with precipitation; 11 cloudy days;

78

%

air humidity

2.09

m/s

WindS

219

mm of precipitation

(12% of annual average)

+28

°C

Water temperature

air humidity 78%; 219 millimeters of precipitation (12% of annual average); Wind southerly 2.09 Meters per second; Water temperature +28°

Weather graphs for August

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

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S

S

S

S

S

S

S

S

S

S

S

S

S

S

S

S

S

S

S

S

S

S

S

S

S

S

S

S

S

S

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

Osaka
Busan
Kyoto
Fukuoka
Hiroshima
Kumamoto
Okayama
Changwon
Geoje

Cities with similar weather in August

Kemer
Baku
Athens
Hammamet
Bodrum
Gudauta
Bar
Kerkyra
Colombo

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

August in Iwakuni is the hottest month of the year. In August, the weather in Iwakuni is typically hot. Average daily high temperature in August is about 30 degrees above zero. On average, Iwakuni has 18 rainy, 6 sunny, 4 partly cloudy, and 3 cloudy days in August. The rains are usually heavy. August as well as January, February, March, and June is considered the most uncomfortable time to visit Iwakuni.

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