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August weather forecast in Rijeka

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

	705 mmHg		73%
	3 m/s		+23

27 July, Sunday. day, 26°; night, 16°; clear

28 July, mon

	704 mmHg		75%
	3.1 m/s		+23

28 July, Monday. day, 26°; night, 17°; rain

29 July, tue

	704 mmHg		75%
	3.2 m/s		+22

29 July, Tuesday. day, 25°; night, 17°; partly cloudy

30 July, wed

	704 mmHg		75%
	3.2 m/s		+23

30 July, Wednesday. day, 25°; night, 16°; rain

31 July, thu

	705 mmHg		73%
	3.2 m/s		+23

31 July, Thursday. day, 26°; night, 16°; clear

1 August, fri

	705 mmHg		75%
	3.1 m/s		+23

1 August, Friday. day, 26°; night, 16°; clear

2 August, sat

	705 mmHg		75%
	2.9 m/s		+23

2 August, Saturday. day, 26°; night, 16°; rain

3 August, sun

	704 mmHg		75%
	3.1 m/s		+23

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

4 August, mon

	704 mmHg		74%
	3 m/s		+23

4 August, Monday. day, 25°; night, 16°; rain

5 August, tue

	704 mmHg		73%
	3.4 m/s		+23

5 August, Tuesday. day, 25°; night, 16°; clear

6 August, wed

	704 mmHg		74%
	3.5 m/s		+23

6 August, Wednesday. day, 25°; night, 16°; partly cloudy

7 August, thu

	704 mmHg		74%
	3.4 m/s		+23

7 August, Thursday. day, 25°; night, 16°; rain

8 August, fri

	705 mmHg		73%
	3.3 m/s		+23

8 August, Friday. day, 25°; night, 16°; clear

9 August, sat

	705 mmHg		72%
	3.1 m/s		+23

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

10 August, sun

	705 mmHg		72%
	3.6 m/s		+23

10 August, Sunday. day, 25°; night, 16°; clear

11 August, mon

	705 mmHg		73%
	3.3 m/s		+23

11 August, Monday. day, 25°; night, 16°; clear

12 August, tue

	705 mmHg		73%
	3.3 m/s		+23

12 August, Tuesday. day, 25°; night, 15°; clear

13 August, wed

	705 mmHg		74%
	2.9 m/s		+23

13 August, Wednesday. day, 25°; night, 15°; clear

14 August, thu

	705 mmHg		74%
	2.9 m/s		+23

14 August, Thursday. day, 25°; night, 15°; rain

15 August, fri

	705 mmHg		74%
	3.2 m/s		+22

15 August, Friday. day, 25°; night, 15°; clear

16 August, sat

	705 mmHg		75%
	3 m/s		+22

16 August, Saturday. day, 25°; night, 15°; rain

17 August, sun

	705 mmHg		75%
	3 m/s		+22

17 August, Sunday. day, 25°; night, 16°; partly cloudy

18 August, mon

	705 mmHg		75%
	3.2 m/s		+22

18 August, Monday. day, 25°; night, 16°; partly cloudy

19 August, tue

	705 mmHg		77%
	3.1 m/s		+23

19 August, Tuesday. day, 25°; night, 16°; partly cloudy

20 August, wed

	706 mmHg		76%
	3.2 m/s		+22

20 August, Wednesday. day, 25°; night, 16°; rain

21 August, thu

	706 mmHg		76%
	3.4 m/s		+22

21 August, Thursday. day, 24°; night, 16°; rain

22 August, fri

	705 mmHg		74%
	3.1 m/s		+22

22 August, Friday. day, 25°; night, 15°; clear

23 August, sat

	705 mmHg		75%
	3.2 m/s		+22

23 August, Saturday. day, 24°; night, 15°; clear

24 August, sun

	705 mmHg		76%
	3.3 m/s		+22

24 August, Sunday. day, 25°; night, 15°; clear

25 August, mon

	705 mmHg		76%
	3.1 m/s		+21

25 August, Monday. day, 24°; night, 15°; partly cloudy

26 August, tue

	705 mmHg		76%
	3.4 m/s		+22

26 August, Tuesday. day, 24°; night, 15°; rain

27 August, wed

	704 mmHg		76%
	3.3 m/s		+22

27 August, Wednesday. day, 24°; night, 15°; rain

28 August, thu

	704 mmHg		78%
	3.5 m/s		+22

28 August, Thursday. day, 23°; night, 14°; rain

29 August, fri

	704 mmHg		77%
	3.3 m/s		+21

29 August, Friday. day, 23°; night, 14°; rain

30 August, sat

	705 mmHg		76%
	3.4 m/s		+21

30 August, Saturday. day, 23°; night, 14°; rain

31 August, sun

	705 mmHg		78%
	3.2 m/s		+21

31 August, Sunday. day, 22°; night, 13°; overcast

1 September, mon

	705 mmHg		78%
	3.2 m/s		+21

1 September, Monday. day, 21°; night, 13°; rain

2 September, tue

	705 mmHg		78%
	3 m/s		+21

2 September, Tuesday. day, 22°; night, 13°; clear

3 September, wed

	706 mmHg		78%
	3.3 m/s		+21

3 September, Wednesday. day, 22°; night, 13°; overcast

4 September, thu

	705 mmHg		79%
	3.3 m/s		+21

4 September, Thursday. day, 22°; night, 13°; rain

5 September, fri

	705 mmHg		77%
	3.4 m/s		+21

5 September, Friday. day, 21°; night, 13°; rain

6 September, sat

	705 mmHg		75%
	3.5 m/s		+21

6 September, Saturday. day, 21°; night, 13°; clear

Average data for 10 years

Rijeka August

12

sunny days

13

days with precipitation

3

cloudy days

12 sunny days; 13 days with precipitation; 3 cloudy days;

75

%

air humidity

1.9

m/s

WindE

139

mm of precipitation

(8% of annual average)

+22

°C

Water temperature

air humidity 75%; 139 millimeters of precipitation (8% of annual average); Wind easterly 1.9 Meters per second; Water temperature +22°

Weather graphs for August

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

E

SE

SE

SE

E

E

E

E

E

E

E

E

SE

SE

SE

SE

SE

SE

SE

E

E

E

E

SE

E

E

SE

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

Rome
Vienna
Venice
Florence
Ljubljana
Rimini
Bologna
Bratislava
Zagreb

Cities with similar weather in August

Lisbon
Toronto
Rio de Janeiro
Genoa
Boston
Montreal
San Remo
Ajaccio
El-Aaiún

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

In August, the weather in Rijeka is typically warm. Average daily high temperature in August is about 25 degrees above zero. On average, Rijeka has 13 rainy, 12 sunny, 5 partly cloudy, and 1 cloudy day in August. The rains are usually heavy.

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