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September weather forecast in Alghero

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

	756 mmHg		72%
	5.6 m/s		+27

31 August, Sunday. day, 25°; night, 22°; partly cloudy

1 September, mon

	756 mmHg		71%
	6 m/s		+27

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

2 September, tue

	756 mmHg		71%
	5.7 m/s		+27

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

3 September, wed

	756 mmHg		74%
	5.5 m/s		+26

3 September, Wednesday. day, 25°; night, 22°; clear

4 September, thu

	756 mmHg		74%
	6.1 m/s		+26

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

5 September, fri

	756 mmHg		71%
	6.3 m/s		+26

5 September, Friday. day, 25°; night, 22°; clear

6 September, sat

	756 mmHg		72%
	6 m/s		+26

6 September, Saturday. day, 25°; night, 22°; clear

7 September, sun

	756 mmHg		73%
	5.7 m/s		+26

7 September, Sunday. day, 25°; night, 22°; clear

8 September, mon

	756 mmHg		71%
	6.2 m/s		+26

8 September, Monday. day, 25°; night, 21°; clear

9 September, tue

	756 mmHg		71%
	6.1 m/s		+25

9 September, Tuesday. day, 25°; night, 21°; clear

10 September, wed

	756 mmHg		72%
	6 m/s		+26

10 September, Wednesday. day, 24°; night, 21°; clear

11 September, thu

	756 mmHg		73%
	6 m/s		+26

11 September, Thursday. day, 25°; night, 21°; clear

12 September, fri

	756 mmHg		73%
	6.1 m/s		+26

12 September, Friday. day, 25°; night, 21°; clear

13 September, sat

	756 mmHg		71%
	6.7 m/s		+25

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

14 September, sun

	756 mmHg		74%
	6.9 m/s		+25

14 September, Sunday. day, 24°; night, 21°; partly cloudy

15 September, mon

	756 mmHg		74%
	6.4 m/s		+25

15 September, Monday. day, 24°; night, 21°; partly cloudy

16 September, tue

	756 mmHg		74%
	6.2 m/s		+25

16 September, Tuesday. day, 24°; night, 21°; clear

17 September, wed

	755 mmHg		72%
	6 m/s		+25

17 September, Wednesday. day, 23°; night, 20°; partly cloudy

18 September, thu

	755 mmHg		74%
	5.9 m/s		+24

18 September, Thursday. day, 23°; night, 20°; rain

19 September, fri

	756 mmHg		72%
	7.2 m/s		+24

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

20 September, sat

	757 mmHg		72%
	6.3 m/s		+25

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

21 September, sun

	757 mmHg		71%
	5.5 m/s		+25

21 September, Sunday. day, 23°; night, 20°; clear

22 September, mon

	756 mmHg		73%
	5.7 m/s		+24

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

23 September, tue

	756 mmHg		72%
	6 m/s		+25

23 September, Tuesday. day, 23°; night, 20°; partly cloudy

24 September, wed

	756 mmHg		73%
	6.7 m/s		+24

24 September, Wednesday. day, 23°; night, 20°; rain

25 September, thu

	756 mmHg		73%
	6.6 m/s		+24

25 September, Thursday. day, 22°; night, 20°; rain

26 September, fri

	757 mmHg		70%
	7.2 m/s		+25

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

27 September, sat

	757 mmHg		72%
	6.1 m/s		+25

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

28 September, sun

	758 mmHg		72%
	5.9 m/s		+25

28 September, Sunday. day, 23°; night, 19°; partly cloudy

29 September, mon

	758 mmHg		73%
	5.9 m/s		+24

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

30 September, tue

	757 mmHg		75%
	5.2 m/s		+24

30 September, Tuesday. day, 22°; night, 19°; partly cloudy

1 October, wed

	757 mmHg		76%
	5.5 m/s		+24

1 October, Wednesday. day, 22°; night, 19°; clear

2 October, thu

	757 mmHg		77%
	6.2 m/s		+25

2 October, Thursday. day, 22°; night, 19°; clear

3 October, fri

	757 mmHg		75%
	6.3 m/s		+24

3 October, Friday. day, 23°; night, 19°; clear

4 October, sat

	757 mmHg		75%
	6.7 m/s		+24

4 October, Saturday. day, 22°; night, 19°; clear

Average data for 10 years

Alghero September

19

sunny days

5

days with precipitation

1

cloudy day

19 sunny days; 5 days with precipitation; 1 cloudy day;

73

%

air humidity

4.19

m/s

WindS

38

mm of precipitation

(8% of annual average)

+25

°C

Water temperature

air humidity 73%; 38 millimeters of precipitation (8% of annual average); Wind southerly 4.19 Meters per second; Water temperature +25°

Weather graphs for September

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

SW

S

S

S

SW

S

S

S

S

S

S

S

S

S

SW

SW

S

S

SW

S

S

S

S

S

S

S

S

S

S

S

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

Daytime temperature

Night-time temperature

Cities near you

Nice
Monaco
Genoa
Cannes
San Remo
Cagliari
Antibes
Pisa
Portofino

Cities with similar weather in September

Barcelona
Rome
Batumi
Budva
Heraklion
Venice
Nice
Salou
Bar

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

In September, the weather in Alghero is typically warm. Average daily high temperature in September is about 24 degrees above zero. On average, Alghero has 19 sunny, 6 partly cloudy, and 5 rainy days in September. The rains are usually light.

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