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September weather forecast in Split

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

31 August, sun

	727 mmHg		61%
	3.6 m/s		+24

31 August, Sunday. day, 27°; night, 16°; rain

1 September, mon

	727 mmHg		63%
	3.4 m/s		+24

1 September, Monday. day, 26°; night, 16°; clear

2 September, tue

	728 mmHg		62%
	3.4 m/s		+24

2 September, Tuesday. day, 26°; night, 15°; clear

3 September, wed

	728 mmHg		63%
	3.4 m/s		+24

3 September, Wednesday. day, 26°; night, 15°; clear

4 September, thu

	728 mmHg		64%
	3.5 m/s		+24

4 September, Thursday. day, 25°; night, 16°; clear

5 September, fri

	727 mmHg		66%
	3.9 m/s		+24

5 September, Friday. day, 25°; night, 15°; rain

6 September, sat

	727 mmHg		64%
	3.6 m/s		+24

6 September, Saturday. day, 25°; night, 15°; clear

7 September, sun

	728 mmHg		64%
	3.6 m/s		+24

7 September, Sunday. day, 25°; night, 14°; clear

8 September, mon

	728 mmHg		64%
	4.19 m/s		+24

8 September, Monday. day, 25°; night, 15°; clear

9 September, tue

	727 mmHg		66%
	3.5 m/s		+24

9 September, Tuesday. day, 25°; night, 15°; rain

10 September, wed

	727 mmHg		66%
	3.4 m/s		+24

10 September, Wednesday. day, 25°; night, 15°; rain

11 September, thu

	727 mmHg		65%
	3.5 m/s		+24

11 September, Thursday. day, 25°; night, 14°; clear

12 September, fri

	727 mmHg		65%
	3.8 m/s		+23

12 September, Friday. day, 25°; night, 14°; clear

13 September, sat

	727 mmHg		66%
	3.5 m/s		+23

13 September, Saturday. day, 24°; night, 14°; partly cloudy

14 September, sun

	727 mmHg		67%
	4 m/s		+23

14 September, Sunday. day, 23°; night, 13°; partly cloudy

15 September, mon

	727 mmHg		68%
	3.8 m/s		+23

15 September, Monday. day, 23°; night, 14°; partly cloudy

16 September, tue

	727 mmHg		68%
	3.9 m/s		+23

16 September, Tuesday. day, 24°; night, 14°; partly cloudy

17 September, wed

	726 mmHg		69%
	4 m/s		+23

17 September, Wednesday. day, 23°; night, 14°; rain

18 September, thu

	727 mmHg		68%
	3.6 m/s		+23

18 September, Thursday. day, 23°; night, 14°; overcast

19 September, fri

	727 mmHg		72%
	3.6 m/s		+22

19 September, Friday. day, 22°; night, 13°; rain

20 September, sat

	728 mmHg		68%
	4 m/s		+22

20 September, Saturday. day, 22°; night, 13°; rain

21 September, sun

	728 mmHg		67%
	3.6 m/s		+22

21 September, Sunday. day, 22°; night, 12°; clear

22 September, mon

	728 mmHg		69%
	3.3 m/s		+22

22 September, Monday. day, 22°; night, 12°; clear

23 September, tue

	727 mmHg		69%
	3.5 m/s		+22

23 September, Tuesday. day, 22°; night, 12°; clear

24 September, wed

	727 mmHg		71%
	3.9 m/s		+22

24 September, Wednesday. day, 22°; night, 12°; rain

25 September, thu

	727 mmHg		72%
	3.7 m/s		+22

25 September, Thursday. day, 21°; night, 12°; rain

26 September, fri

	727 mmHg		69%
	3.8 m/s		+22

26 September, Friday. day, 21°; night, 12°; rain

27 September, sat

	728 mmHg		67%
	4 m/s		+22

27 September, Saturday. day, 22°; night, 13°; partly cloudy

28 September, sun

	728 mmHg		68%
	3.6 m/s		+22

28 September, Sunday. day, 22°; night, 12°; clear

29 September, mon

	729 mmHg		67%
	3.7 m/s		+22

29 September, Monday. day, 21°; night, 11°; clear

30 September, tue

	729 mmHg		69%
	3.5 m/s		+22

30 September, Tuesday. day, 21°; night, 11°; clear

1 October, wed

	728 mmHg		72%
	3.6 m/s		+21

1 October, Wednesday. day, 21°; night, 12°; clear

2 October, thu

	728 mmHg		75%
	3.5 m/s		+21

2 October, Thursday. day, 21°; night, 12°; rain

3 October, fri

	728 mmHg		74%
	4 m/s		+21

3 October, Friday. day, 20°; night, 12°; rain

4 October, sat

	729 mmHg		71%
	3.6 m/s		+21

4 October, Saturday. day, 21°; night, 12°; partly cloudy

Average data for 10 years

Split September

15

sunny days

9

days with precipitation

3

cloudy days

15 sunny days; 9 days with precipitation; 3 cloudy days;

67

%

air humidity

2.3

m/s

WindSE

108

mm of precipitation

(10% of annual average)

+23

°C

Water temperature

air humidity 67%; 108 millimeters of precipitation (10% of annual average); Wind south-easterly 2.3 Meters per second; Water temperature +23°

Weather graphs for September

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

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SE

1

Average data for 10 years

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30

Daytime temperature

Night-time temperature

Cities near you

Budva
Podgorica
Tivat
Naples
Novi Sad
Sarajevo
Herceg Novi
Kotor
Ljubljana

Cities with similar weather in September

Gagra
Istanbul
Pitsunda
New York
Rimini
The Sunny Beach
Nesebar
Sveti Vlas
Cannes

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

In September, the weather in Split is typically warm. Average daily high temperature in September is about 23 degrees above zero. On average, Split has 15 sunny, 9 rainy, 5 partly cloudy, and 1 cloudy day in September. The rains are usually heavy. September as well as July is considered the most comfortable time to visit Split.

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