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August weather forecast in Sydney

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

	758 mmHg		73%
	4.19 m/s		+18

27 July, Sunday. day, 17°; night, 7°; clear

28 July, mon

	759 mmHg		68%
	4.5 m/s		+18

28 July, Monday. day, 17°; night, 7°; clear

29 July, tue

	759 mmHg		67%
	4.1 m/s		+18

29 July, Tuesday. day, 18°; night, 6°; clear

30 July, wed

	760 mmHg		68%
	3.7 m/s		+18

30 July, Wednesday. day, 18°; night, 7°; clear

31 July, thu

	759 mmHg		66%
	4.19 m/s		+18

31 July, Thursday. day, 18°; night, 7°; clear

1 August, fri

	760 mmHg		68%
	4 m/s		+18

1 August, Friday. day, 18°; night, 6°; clear

2 August, sat

	760 mmHg		69%
	3.8 m/s		+18

2 August, Saturday. day, 18°; night, 7°; clear

3 August, sun

	759 mmHg		65%
	4.4 m/s		+18

3 August, Sunday. day, 19°; night, 7°; rain

4 August, mon

	759 mmHg		66%
	4.5 m/s		+18

4 August, Monday. day, 18°; night, 7°; clear

5 August, tue

	759 mmHg		65%
	4.5 m/s		+18

5 August, Tuesday. day, 18°; night, 7°; clear

6 August, wed

	759 mmHg		65%
	4.4 m/s		+18

6 August, Wednesday. day, 18°; night, 7°; clear

7 August, thu

	759 mmHg		68%
	4.3 m/s		+17

7 August, Thursday. day, 17°; night, 7°; clear

8 August, fri

	759 mmHg		66%
	4.5 m/s		+18

8 August, Friday. day, 17°; night, 7°; clear

9 August, sat

	759 mmHg		64%
	4.69 m/s		+18

9 August, Saturday. day, 18°; night, 7°; clear

10 August, sun

	759 mmHg		62%
	4.8 m/s		+18

10 August, Sunday. day, 19°; night, 7°; clear

11 August, mon

	758 mmHg		63%
	4.69 m/s		+18

11 August, Monday. day, 19°; night, 8°; clear

12 August, tue

	759 mmHg		66%
	4.5 m/s		+18

12 August, Tuesday. day, 18°; night, 7°; partly cloudy

13 August, wed

	760 mmHg		68%
	4.1 m/s		+18

13 August, Wednesday. day, 18°; night, 7°; clear

14 August, thu

	759 mmHg		67%
	4.19 m/s		+18

14 August, Thursday. day, 19°; night, 7°; clear

15 August, fri

	759 mmHg		67%
	4.5 m/s		+18

15 August, Friday. day, 19°; night, 8°; clear

16 August, sat

	758 mmHg		65%
	4.4 m/s		+18

16 August, Saturday. day, 19°; night, 8°; clear

17 August, sun

	757 mmHg		64%
	4.69 m/s		+18

17 August, Sunday. day, 19°; night, 8°; rain

18 August, mon

	758 mmHg		64%
	5.1 m/s		+18

18 August, Monday. day, 18°; night, 8°; clear

19 August, tue

	759 mmHg		64%
	5.1 m/s		+18

19 August, Tuesday. day, 18°; night, 8°; partly cloudy

20 August, wed

	759 mmHg		64%
	4.5 m/s		+18

20 August, Wednesday. day, 19°; night, 8°; clear

21 August, thu

	758 mmHg		65%
	4.3 m/s		+18

21 August, Thursday. day, 19°; night, 8°; partly cloudy

22 August, fri

	758 mmHg		64%
	4.8 m/s		+18

22 August, Friday. day, 19°; night, 9°; partly cloudy

23 August, sat

	759 mmHg		68%
	4.9 m/s		+18

23 August, Saturday. day, 19°; night, 9°; rain

24 August, sun

	759 mmHg		69%
	4.8 m/s		+18

24 August, Sunday. day, 18°; night, 8°; rain

25 August, mon

	759 mmHg		68%
	4.5 m/s		+18

25 August, Monday. day, 19°; night, 8°; partly cloudy

26 August, tue

	760 mmHg		69%
	4.1 m/s		+18

26 August, Tuesday. day, 19°; night, 9°; rain

27 August, wed

	760 mmHg		68%
	4.5 m/s		+18

27 August, Wednesday. day, 19°; night, 9°; partly cloudy

28 August, thu

	760 mmHg		70%
	4.4 m/s		+18

28 August, Thursday. day, 19°; night, 8°; clear

29 August, fri

	760 mmHg		71%
	4.3 m/s		+18

29 August, Friday. day, 19°; night, 10°; overcast

30 August, sat

	758 mmHg		66%
	5.1 m/s		+18

30 August, Saturday. day, 21°; night, 10°; partly cloudy

31 August, sun

	757 mmHg		68%
	5 m/s		+18

31 August, Sunday. day, 20°; night, 9°; rain

1 September, mon

	758 mmHg		70%
	4.3 m/s		+18

1 September, Monday. day, 20°; night, 9°; partly cloudy

2 September, tue

	758 mmHg		68%
	4.9 m/s		+18

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

3 September, wed

	759 mmHg		68%
	5.4 m/s		+18

3 September, Wednesday. day, 20°; night, 10°; rain

4 September, thu

	758 mmHg		66%
	5 m/s		+18

4 September, Thursday. day, 20°; night, 10°; partly cloudy

5 September, fri

	758 mmHg		65%
	5.2 m/s		+18

5 September, Friday. day, 20°; night, 9°; clear

6 September, sat

	759 mmHg		68%
	5 m/s		+18

6 September, Saturday. day, 20°; night, 9°; rain

Average data for 10 years

Sydney August

17

sunny days

6

days with precipitation

2

cloudy days

17 sunny days; 6 days with precipitation; 2 cloudy days;

66

%

air humidity

2.9

m/s

WindSW

41

mm of precipitation

(6% of annual average)

+18

°C

Water temperature

air humidity 66%; 41 millimeters of precipitation (6% of annual average); Wind south-westerly 2.9 Meters per second; Water temperature +18°

Weather graphs for August

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

SW

SW

SW

W

SW

SW

SW

SW

SW

W

SW

SW

SW

SW

SW

SW

SW

SW

SW

SW

SW

SW

SW

SW

SW

SW

SW

SW

S

SW

SW

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

Canberra
Nowra
Newcastle
Cessnock
Batemans Bay
Dubbo
Penrith
Armidale
Richmond

Cities with similar weather in August

Cholpon-Ata
Oslo
San Francisco
Dublin
Buenos Aires
Auckland
Capetown
Looe
Edinburgh

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

In August, the weather in Sydney is typically warm. Average daily high temperature in August is about 19 degrees above zero. On average, Sydney has 17 sunny, 7 partly cloudy, 6 rainy, and 1 cloudy day in August. The rains are usually moderate. August as well as September is considered the most comfortable time to visit Sydney.

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