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September weather forecast in Horta

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

	762 mmHg		80%
	6.7 m/s		+23

31 August, Sunday. day, 22°; night, 21°; partly cloudy

1 September, mon

	762 mmHg		80%
	6.9 m/s		+24

1 September, Monday. day, 22°; night, 21°; clear

2 September, tue

	761 mmHg		79%
	7.4 m/s		+24

2 September, Tuesday. day, 22°; night, 21°; clear

3 September, wed

	761 mmHg		79%
	7.2 m/s		+24

3 September, Wednesday. day, 22°; night, 21°; rain

4 September, thu

	762 mmHg		79%
	7.9 m/s		+24

4 September, Thursday. day, 22°; night, 21°; partly cloudy

5 September, fri

	762 mmHg		80%
	8.3 m/s		+24

5 September, Friday. day, 22°; night, 21°; partly cloudy

6 September, sat

	762 mmHg		77%
	7.8 m/s		+24

6 September, Saturday. day, 22°; night, 21°; partly cloudy

7 September, sun

	761 mmHg		77%
	8 m/s		+24

7 September, Sunday. day, 22°; night, 21°; partly cloudy

8 September, mon

	761 mmHg		77%
	7.6 m/s		+23

8 September, Monday. day, 22°; night, 21°; clear

9 September, tue

	761 mmHg		78%
	8 m/s		+23

9 September, Tuesday. day, 22°; night, 21°; partly cloudy

10 September, wed

	761 mmHg		80%
	8.2 m/s		+23

10 September, Wednesday. day, 22°; night, 21°; rain

11 September, thu

	761 mmHg		77%
	8.8 m/s		+23

11 September, Thursday. day, 22°; night, 21°; rain

12 September, fri

	761 mmHg		78%
	8.5 m/s		+23

12 September, Friday. day, 22°; night, 21°; partly cloudy

13 September, sat

	762 mmHg		79%
	7.6 m/s		+23

13 September, Saturday. day, 22°; night, 21°; partly cloudy

14 September, sun

	762 mmHg		79%
	7.3 m/s		+23

14 September, Sunday. day, 22°; night, 21°; rain

15 September, mon

	761 mmHg		80%
	8.7 m/s		+23

15 September, Monday. day, 22°; night, 21°; rain

16 September, tue

	761 mmHg		76%
	8.7 m/s		+23

16 September, Tuesday. day, 21°; night, 21°; overcast

17 September, wed

	761 mmHg		76%
	8 m/s		+23

17 September, Wednesday. day, 21°; night, 20°; overcast

18 September, thu

	761 mmHg		80%
	7.8 m/s		+23

18 September, Thursday. day, 21°; night, 21°; rain

19 September, fri

	761 mmHg		79%
	7.8 m/s		+23

19 September, Friday. day, 21°; night, 21°; partly cloudy

20 September, sat

	760 mmHg		77%
	8.1 m/s		+23

20 September, Saturday. day, 21°; night, 20°; rain

21 September, sun

	761 mmHg		77%
	8.5 m/s		+23

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

22 September, mon

	761 mmHg		79%
	8.5 m/s		+22

22 September, Monday. day, 21°; night, 20°; rain

23 September, tue

	761 mmHg		76%
	8 m/s		+22

23 September, Tuesday. day, 21°; night, 20°; rain

24 September, wed

	761 mmHg		75%
	8.2 m/s		+22

24 September, Wednesday. day, 21°; night, 20°; partly cloudy

25 September, thu

	760 mmHg		78%
	8.7 m/s		+22

25 September, Thursday. day, 21°; night, 20°; clear

26 September, fri

	760 mmHg		80%
	9 m/s		+22

26 September, Friday. day, 21°; night, 20°; rain

27 September, sat

	760 mmHg		81%
	8.89 m/s		+22

27 September, Saturday. day, 22°; night, 21°; partly cloudy

28 September, sun

	760 mmHg		83%
	9 m/s		+22

28 September, Sunday. day, 21°; night, 20°; rain

29 September, mon

	761 mmHg		80%
	8.39 m/s		+22

29 September, Monday. day, 21°; night, 20°; rain

30 September, tue

	761 mmHg		78%
	8.1 m/s		+22

30 September, Tuesday. day, 21°; night, 20°; partly cloudy

1 October, wed

	760 mmHg		79%
	8.89 m/s		+22

1 October, Wednesday. day, 21°; night, 20°; clear

2 October, thu

	760 mmHg		77%
	9.1 m/s		+22

2 October, Thursday. day, 21°; night, 20°; clear

3 October, fri

	761 mmHg		77%
	8.39 m/s		+22

3 October, Friday. day, 21°; night, 20°; partly cloudy

4 October, sat

	760 mmHg		80%
	9.3 m/s		+22

4 October, Saturday. day, 21°; night, 20°; partly cloudy

Average data for 10 years

Horta September

5

sunny days

12

days with precipitation

5

cloudy days

5 sunny days; 12 days with precipitation; 5 cloudy days;

78

%

air humidity

6.3

m/s

WindS

63

mm of precipitation

(7% of annual average)

+23

°C

Water temperature

air humidity 78%; 63 millimeters of precipitation (7% of annual average); Wind southerly 6.3 Meters per second; Water temperature +23°

Weather graphs for September

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

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S

SE

S

S

S

S

S

S

S

SE

S

S

S

S

S

S

S

S

S

S

S

S

S

S

S

S

S

S

S

1

Average data for 10 years

2

3

4

5

6

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9

10

11

12

13

14

15

16

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20

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30

Daytime temperature

Night-time temperature

Cities near you

Funchal
Ponta Delgada
Angra do Heroismo
Porto Santo
Santa Cruz de la Palma
Terceira Island
Santa Maria
Vila do Porto
Pico Island

Cities with similar weather in September

Istanbul
Lisbon
Rimini
Porto
Marseilles
Marbella
Cannes
Pula
Tarragona

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

In September, the weather in Horta is typically warm. Average daily high temperature in September is about 22 degrees above zero. On average, Horta has 12 rainy, 11 partly cloudy, 5 sunny, and 2 cloudy days in September. The rains are usually moderate.

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