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September weather forecast in Castellammare di Stabia

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

	761 mmHg		73%
	5.3 m/s		+26

31 August, Sunday. day, 25°; night, 23°; partly cloudy

1 September, mon

	761 mmHg		72%
	5.1 m/s		+26

1 September, Monday. day, 25°; night, 22°; clear

2 September, tue

	761 mmHg		72%
	5 m/s		+26

2 September, Tuesday. day, 25°; night, 22°; clear

3 September, wed

	761 mmHg		72%
	5.5 m/s		+26

3 September, Wednesday. day, 24°; night, 22°; clear

4 September, thu

	761 mmHg		72%
	5.5 m/s		+26

4 September, Thursday. day, 25°; night, 22°; clear

5 September, fri

	761 mmHg		73%
	5.9 m/s		+26

5 September, Friday. day, 24°; night, 22°; clear

6 September, sat

	761 mmHg		71%
	5.3 m/s		+26

6 September, Saturday. day, 24°; night, 22°; clear

7 September, sun

	761 mmHg		73%
	5.1 m/s		+26

7 September, Sunday. day, 24°; night, 22°; clear

8 September, mon

	761 mmHg		73%
	5.7 m/s		+25

8 September, Monday. day, 24°; night, 22°; partly cloudy

9 September, tue

	761 mmHg		72%
	5.7 m/s		+26

9 September, Tuesday. day, 24°; night, 22°; clear

10 September, wed

	761 mmHg		72%
	5.6 m/s		+25

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

11 September, thu

	761 mmHg		73%
	4.9 m/s		+25

11 September, Thursday. day, 24°; night, 22°; clear

12 September, fri

	761 mmHg		72%
	5.5 m/s		+25

12 September, Friday. day, 24°; night, 21°; clear

13 September, sat

	761 mmHg		73%
	5.5 m/s		+25

13 September, Saturday. day, 24°; night, 21°; clear

14 September, sun

	761 mmHg		72%
	5.7 m/s		+25

14 September, Sunday. day, 23°; night, 21°; partly cloudy

15 September, mon

	761 mmHg		73%
	5.7 m/s		+25

15 September, Monday. day, 23°; night, 21°; partly cloudy

16 September, tue

	761 mmHg		75%
	5.5 m/s		+25

16 September, Tuesday. day, 23°; night, 21°; rain

17 September, wed

	760 mmHg		74%
	5.8 m/s		+25

17 September, Wednesday. day, 23°; night, 21°; rain

18 September, thu

	761 mmHg		75%
	5.3 m/s		+24

18 September, Thursday. day, 23°; night, 21°; clear

19 September, fri

	761 mmHg		76%
	5.6 m/s		+24

19 September, Friday. day, 23°; night, 20°; rain

20 September, sat

	761 mmHg		72%
	5.7 m/s		+24

20 September, Saturday. day, 23°; night, 20°; rain

21 September, sun

	762 mmHg		70%
	5.3 m/s		+24

21 September, Sunday. day, 23°; night, 20°; partly cloudy

22 September, mon

	762 mmHg		71%
	5.1 m/s		+24

22 September, Monday. day, 23°; night, 20°; rain

23 September, tue

	761 mmHg		72%
	5.8 m/s		+23

23 September, Tuesday. day, 22°; night, 20°; clear

24 September, wed

	761 mmHg		71%
	6.2 m/s		+24

24 September, Wednesday. day, 22°; night, 20°; rain

25 September, thu

	761 mmHg		72%
	6.2 m/s		+24

25 September, Thursday. day, 22°; night, 19°; rain

26 September, fri

	761 mmHg		72%
	6.1 m/s		+24

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

27 September, sat

	762 mmHg		70%
	5.8 m/s		+24

27 September, Saturday. day, 22°; night, 19°; clear

28 September, sun

	762 mmHg		71%
	5.3 m/s		+24

28 September, Sunday. day, 22°; night, 19°; clear

29 September, mon

	763 mmHg		71%
	5 m/s		+24

29 September, Monday. day, 22°; night, 19°; clear

30 September, tue

	763 mmHg		72%
	4.9 m/s		+23

30 September, Tuesday. day, 22°; night, 19°; clear

1 October, wed

	762 mmHg		74%
	4.9 m/s		+23

1 October, Wednesday. day, 21°; night, 19°; rain

2 October, thu

	762 mmHg		75%
	5.3 m/s		+23

2 October, Thursday. day, 21°; night, 19°; rain

3 October, fri

	762 mmHg		76%
	5.6 m/s		+23

3 October, Friday. day, 22°; night, 19°; clear

4 October, sat

	763 mmHg		73%
	5.8 m/s		+23

4 October, Saturday. day, 21°; night, 19°; partly cloudy

Average data for 10 years

Castellammare di Stabia September

17

sunny days

9

days with precipitation

2

cloudy days

17 sunny days; 9 days with precipitation; 2 cloudy days;

72

%

air humidity

3.4

m/s

WindS

101

mm of precipitation

(9% of annual average)

+25

°C

Water temperature

air humidity 72%; 101 millimeters of precipitation (9% of annual average); Wind southerly 3.4 Meters per second; Water temperature +25°

Weather graphs for September

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

SE

S

S

SE

SE

SE

S

S

S

1

Average data for 10 years

2

3

4

5

6

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8

9

10

11

12

13

14

15

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17

18

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20

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30

Daytime temperature

Night-time temperature

Cities near you

Rome
Naples
Palermo
Rimini
Bari
Catania
Amalfi
Split
Capri

Cities with similar weather in September

Kemer
Barcelona
Baku
Batumi
Budva
Heraklion
Venice
Thessaloniki
Salou

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

In September, the weather in Castellammare di Stabia is typically warm. Average daily high temperature in September is about 23 degrees above zero. On average, Castellammare di Stabia has 17 sunny, 9 rainy, and 4 partly cloudy days in September. The rains are usually heavy.

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