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September weather forecast in Silves

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

	752 mmHg		61%
	5 m/s		+22

31 August, Sunday. day, 29°; night, 18°; partly cloudy

1 September, mon

	752 mmHg		62%
	5.1 m/s		+22

1 September, Monday. day, 29°; night, 18°; clear

2 September, tue

	752 mmHg		63%
	4.9 m/s		+22

2 September, Tuesday. day, 28°; night, 17°; clear

3 September, wed

	753 mmHg		62%
	4.9 m/s		+22

3 September, Wednesday. day, 28°; night, 17°; clear

4 September, thu

	753 mmHg		62%
	4.9 m/s		+22

4 September, Thursday. day, 28°; night, 17°; clear

5 September, fri

	753 mmHg		63%
	5 m/s		+21

5 September, Friday. day, 28°; night, 17°; clear

6 September, sat

	753 mmHg		64%
	4.8 m/s		+21

6 September, Saturday. day, 28°; night, 17°; clear

7 September, sun

	752 mmHg		64%
	5 m/s		+21

7 September, Sunday. day, 28°; night, 17°; clear

8 September, mon

	753 mmHg		64%
	5 m/s		+22

8 September, Monday. day, 28°; night, 17°; clear

9 September, tue

	753 mmHg		63%
	5 m/s		+22

9 September, Tuesday. day, 28°; night, 17°; clear

10 September, wed

	753 mmHg		62%
	5 m/s		+22

10 September, Wednesday. day, 28°; night, 17°; clear

11 September, thu

	753 mmHg		62%
	4.8 m/s		+22

11 September, Thursday. day, 28°; night, 17°; clear

12 September, fri

	753 mmHg		64%
	5.6 m/s		+22

12 September, Friday. day, 28°; night, 17°; clear

13 September, sat

	753 mmHg		65%
	5.4 m/s		+22

13 September, Saturday. day, 27°; night, 17°; partly cloudy

14 September, sun

	753 mmHg		66%
	5.2 m/s		+22

14 September, Sunday. day, 27°; night, 17°; partly cloudy

15 September, mon

	753 mmHg		67%
	5.2 m/s		+21

15 September, Monday. day, 26°; night, 17°; clear

16 September, tue

	752 mmHg		69%
	4.8 m/s		+21

16 September, Tuesday. day, 26°; night, 17°; rain

17 September, wed

	752 mmHg		68%
	5 m/s		+21

17 September, Wednesday. day, 26°; night, 16°; clear

18 September, thu

	752 mmHg		68%
	5.4 m/s		+21

18 September, Thursday. day, 26°; night, 16°; clear

19 September, fri

	753 mmHg		68%
	4.8 m/s		+21

19 September, Friday. day, 26°; night, 16°; clear

20 September, sat

	753 mmHg		69%
	4.3 m/s		+21

20 September, Saturday. day, 26°; night, 16°; clear

21 September, sun

	753 mmHg		71%
	4.9 m/s		+21

21 September, Sunday. day, 26°; night, 16°; rain

22 September, mon

	753 mmHg		69%
	4.5 m/s		+21

22 September, Monday. day, 26°; night, 16°; partly cloudy

23 September, tue

	753 mmHg		70%
	4.5 m/s		+21

23 September, Tuesday. day, 26°; night, 16°; clear

24 September, wed

	753 mmHg		69%
	4.69 m/s		+21

24 September, Wednesday. day, 26°; night, 16°; partly cloudy

25 September, thu

	754 mmHg		69%
	4.9 m/s		+21

25 September, Thursday. day, 25°; night, 16°; partly cloudy

26 September, fri

	754 mmHg		68%
	4.6 m/s		+21

26 September, Friday. day, 26°; night, 15°; partly cloudy

27 September, sat

	754 mmHg		68%
	4.6 m/s		+21

27 September, Saturday. day, 26°; night, 16°; rain

28 September, sun

	753 mmHg		68%
	4.5 m/s		+21

28 September, Sunday. day, 26°; night, 16°; partly cloudy

29 September, mon

	753 mmHg		68%
	4.69 m/s		+21

29 September, Monday. day, 26°; night, 16°; rain

30 September, tue

	754 mmHg		68%
	4.8 m/s		+21

30 September, Tuesday. day, 26°; night, 16°; partly cloudy

1 October, wed

	754 mmHg		70%
	4.6 m/s		+21

1 October, Wednesday. day, 26°; night, 16°; clear

2 October, thu

	754 mmHg		69%
	4.69 m/s		+21

2 October, Thursday. day, 26°; night, 16°; clear

3 October, fri

	754 mmHg		69%
	4.69 m/s		+21

3 October, Friday. day, 25°; night, 15°; clear

4 October, sat

	754 mmHg		67%
	4.3 m/s		+22

4 October, Saturday. day, 26°; night, 15°; clear

Average data for 10 years

Silves September

18

sunny days

4

days with precipitation

1

cloudy day

18 sunny days; 4 days with precipitation; 1 cloudy day;

66

%

air humidity

3.1

m/s

WindSW

26

mm of precipitation

(6% of annual average)

+21

°C

Water temperature

air humidity 66%; 26 millimeters of precipitation (6% of annual average); Wind south-westerly 3.1 Meters per second; Water temperature +21°

Weather graphs for September

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

W

W

W

SW

SW

SW

W

SW

SW

W

SW

SW

SW

SW

SW

SW

W

SW

SW

SW

SW

SW

SW

W

SW

SW

SW

SW

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

Daytime temperature

Night-time temperature

Cities near you

Lisbon
Casablanca
Porto
Rabat
Seville
Marbella
Tangier
Chefchaouen
Cadiz

Cities with similar weather in September

Barcelona
Batumi
Heraklion
Venice
Nice
Salou
Hersonisos
Kobuleti
Kos

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

In September, the weather in Silves is typically warm. Average daily high temperature in September is about 27 degrees above zero. On average, Silves has 18 sunny, 8 partly cloudy, and 4 rainy days in September. The rains are usually light.

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