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August weather forecast in Alotau

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

	731 mmHg		87%
	3 m/s		+26

27 July, Sunday. day, 25°; night, 20°; partly cloudy

28 July, mon

	731 mmHg		88%
	3 m/s		+26

28 July, Monday. day, 25°; night, 20°; rain

29 July, tue

	731 mmHg		88%
	3 m/s		+26

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

30 July, wed

	731 mmHg		87%
	3.1 m/s		+26

30 July, Wednesday. day, 25°; night, 20°; rain

31 July, thu

	732 mmHg		86%
	3.1 m/s		+26

31 July, Thursday. day, 25°; night, 20°; clear

1 August, fri

	732 mmHg		87%
	3.1 m/s		+26

1 August, Friday. day, 25°; night, 20°; clear

2 August, sat

	731 mmHg		87%
	2.9 m/s		+26

2 August, Saturday. day, 25°; night, 20°; rain

3 August, sun

	732 mmHg		88%
	3 m/s		+26

3 August, Sunday. day, 25°; night, 20°; rain

4 August, mon

	732 mmHg		88%
	3.1 m/s		+26

4 August, Monday. day, 26°; night, 20°; rain

5 August, tue

	732 mmHg		87%
	3.2 m/s		+26

5 August, Tuesday. day, 26°; night, 20°; rain

6 August, wed

	732 mmHg		87%
	3.1 m/s		+26

6 August, Wednesday. day, 25°; night, 20°; partly cloudy

7 August, thu

	732 mmHg		87%
	2.9 m/s		+26

7 August, Thursday. day, 26°; night, 20°; rain

8 August, fri

	732 mmHg		87%
	2.9 m/s		+26

8 August, Friday. day, 25°; night, 20°; rain

9 August, sat

	732 mmHg		87%
	3 m/s		+26

9 August, Saturday. day, 25°; night, 20°; rain

10 August, sun

	732 mmHg		86%
	3.1 m/s		+26

10 August, Sunday. day, 25°; night, 20°; rain

11 August, mon

	732 mmHg		86%
	3 m/s		+26

11 August, Monday. day, 25°; night, 20°; partly cloudy

12 August, tue

	732 mmHg		88%
	2.9 m/s		+26

12 August, Tuesday. day, 26°; night, 20°; rain

13 August, wed

	732 mmHg		88%
	3 m/s		+26

13 August, Wednesday. day, 25°; night, 20°; rain

14 August, thu

	732 mmHg		88%
	3 m/s		+26

14 August, Thursday. day, 25°; night, 20°; rain

15 August, fri

	732 mmHg		86%
	3 m/s		+26

15 August, Friday. day, 26°; night, 20°; overcast

16 August, sat

	731 mmHg		86%
	3 m/s		+26

16 August, Saturday. day, 26°; night, 20°; clear

17 August, sun

	731 mmHg		86%
	2.8 m/s		+26

17 August, Sunday. day, 26°; night, 20°; rain

18 August, mon

	732 mmHg		87%
	2.8 m/s		+26

18 August, Monday. day, 26°; night, 20°; clear

19 August, tue

	732 mmHg		85%
	2.9 m/s		+26

19 August, Tuesday. day, 26°; night, 20°; partly cloudy

20 August, wed

	732 mmHg		85%
	3 m/s		+26

20 August, Wednesday. day, 26°; night, 20°; partly cloudy

21 August, thu

	732 mmHg		86%
	3 m/s		+26

21 August, Thursday. day, 25°; night, 20°; partly cloudy

22 August, fri

	732 mmHg		85%
	2.8 m/s		+26

22 August, Friday. day, 26°; night, 20°; partly cloudy

23 August, sat

	732 mmHg		86%
	2.9 m/s		+26

23 August, Saturday. day, 26°; night, 20°; rain

24 August, sun

	732 mmHg		89%
	2.8 m/s		+26

24 August, Sunday. day, 26°; night, 20°; rain

25 August, mon

	732 mmHg		87%
	2.9 m/s		+26

25 August, Monday. day, 26°; night, 20°; rain

26 August, tue

	732 mmHg		87%
	2.9 m/s		+26

26 August, Tuesday. day, 26°; night, 20°; rain

27 August, wed

	732 mmHg		88%
	2.8 m/s		+26

27 August, Wednesday. day, 26°; night, 20°; rain

28 August, thu

	732 mmHg		88%
	2.9 m/s		+26

28 August, Thursday. day, 26°; night, 20°; rain

29 August, fri

	731 mmHg		88%
	2.8 m/s		+26

29 August, Friday. day, 26°; night, 20°; rain

30 August, sat

	731 mmHg		89%
	2.7 m/s		+26

30 August, Saturday. day, 26°; night, 20°; rain

31 August, sun

	731 mmHg		88%
	2.7 m/s		+26

31 August, Sunday. day, 26°; night, 21°; rain

1 September, mon

	732 mmHg		88%
	2.8 m/s		+26

1 September, Monday. day, 26°; night, 20°; rain

2 September, tue

	732 mmHg		88%
	2.8 m/s		+26

2 September, Tuesday. day, 26°; night, 20°; rain

3 September, wed

	732 mmHg		86%
	3 m/s		+26

3 September, Wednesday. day, 26°; night, 20°; clear

4 September, thu

	731 mmHg		86%
	2.9 m/s		+26

4 September, Thursday. day, 26°; night, 20°; partly cloudy

5 September, fri

	731 mmHg		86%
	2.8 m/s		+26

5 September, Friday. day, 26°; night, 20°; partly cloudy

6 September, sat

	732 mmHg		87%
	2.7 m/s		+26

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

Average data for 10 years

Alotau August

3

sunny days

21

days with precipitation

17

cloudy days

3 sunny days; 21 days with precipitation; 17 cloudy days;

87

%

air humidity

1.9

m/s

WindSE

188

mm of precipitation

(6% of annual average)

+26

°C

Water temperature

air humidity 87%; 188 millimeters of precipitation (6% of annual average); Wind south-easterly 1.9 Meters per second; Water temperature +26°

Weather graphs for August

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

S

SE

SE

SE

SE

SE

S

S

S

S

S

S

SE

SE

SE

SE

SE

SE

SE

SE

SE

SE

SE

SE

SE

SE

SE

SE

SE

SE

SE

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

Port Moresby
Goroka
Munda
Mount-Hagen
Gurney Airport
Salamo
Tufi
Hoskins
Lae

Cities with similar weather in August

Barcelona
Heraklion
Nice
Salou
Tivat
Zanzibar
Denpasar
Hersonisos
Kos

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

August in Alotau is the sunniest month of the year. In August, the weather in Alotau is typically warm. Average daily high temperature in August is about 26 degrees above zero. On average, Alotau has 21 rainy, 6 partly cloudy, 3 sunny, and 1 cloudy day in August. The rains are usually heavy. August as well as January, February, March, and April is considered the most uncomfortable time to visit Alotau.

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