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September weather forecast in Carmarthen

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

	759 mmHg		77%
	5.6 m/s		+17

31 August, Sunday. day, 16°; night, 13°; rain

1 September, mon

	758 mmHg		79%
	5.9 m/s		+17

1 September, Monday. day, 17°; night, 13°; overcast

2 September, tue

	755 mmHg		85%
	6.5 m/s		+16

2 September, Tuesday. day, 16°; night, 14°; rain

3 September, wed

	755 mmHg		81%
	6.5 m/s		+16

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

4 September, thu

	756 mmHg		82%
	5.6 m/s		+16

4 September, Thursday. day, 16°; night, 14°; rain

5 September, fri

	755 mmHg		81%
	6.9 m/s		+16

5 September, Friday. day, 16°; night, 14°; clear

6 September, sat

	756 mmHg		82%
	6 m/s		+16

6 September, Saturday. day, 16°; night, 13°; rain

7 September, sun

	755 mmHg		83%
	5.9 m/s		+16

7 September, Sunday. day, 16°; night, 13°; rain

8 September, mon

	756 mmHg		77%
	5.4 m/s		+17

8 September, Monday. day, 17°; night, 13°; rain

9 September, tue

	755 mmHg		83%
	7.6 m/s		+17

9 September, Tuesday. day, 17°; night, 14°; rain

10 September, wed

	754 mmHg		81%
	7.1 m/s		+17

10 September, Wednesday. day, 16°; night, 14°; rain

11 September, thu

	755 mmHg		79%
	7.6 m/s		+17

11 September, Thursday. day, 15°; night, 14°; overcast

12 September, fri

	756 mmHg		81%
	6.6 m/s		+17

12 September, Friday. day, 16°; night, 14°; rain

13 September, sat

	756 mmHg		81%
	6.5 m/s		+16

13 September, Saturday. day, 15°; night, 13°; rain

14 September, sun

	755 mmHg		79%
	6.4 m/s		+16

14 September, Sunday. day, 16°; night, 13°; overcast

15 September, mon

	754 mmHg		81%
	5.5 m/s		+16

15 September, Monday. day, 15°; night, 13°; clear

16 September, tue

	754 mmHg		80%
	6 m/s		+16

16 September, Tuesday. day, 15°; night, 13°; rain

17 September, wed

	756 mmHg		80%
	5.5 m/s		+16

17 September, Wednesday. day, 15°; night, 13°; rain

18 September, thu

	757 mmHg		81%
	4.8 m/s		+16

18 September, Thursday. day, 15°; night, 13°; clear

19 September, fri

	760 mmHg		81%
	5.6 m/s		+16

19 September, Friday. day, 15°; night, 13°; rain

20 September, sat

	760 mmHg		81%
	5.6 m/s		+16

20 September, Saturday. day, 15°; night, 13°; rain

21 September, sun

	759 mmHg		83%
	5.8 m/s		+16

21 September, Sunday. day, 15°; night, 13°; rain

22 September, mon

	759 mmHg		81%
	5.3 m/s		+16

22 September, Monday. day, 15°; night, 13°; rain

23 September, tue

	757 mmHg		81%
	6.5 m/s		+16

23 September, Tuesday. day, 14°; night, 13°; overcast

24 September, wed

	757 mmHg		81%
	5.5 m/s		+16

24 September, Wednesday. day, 15°; night, 12°; rain

25 September, thu

	759 mmHg		82%
	5 m/s		+15

25 September, Thursday. day, 14°; night, 13°; clear

26 September, fri

	760 mmHg		83%
	5.1 m/s		+16

26 September, Friday. day, 15°; night, 12°; overcast

27 September, sat

	760 mmHg		81%
	5.8 m/s		+16

27 September, Saturday. day, 16°; night, 13°; rain

28 September, sun

	759 mmHg		81%
	5.8 m/s		+16

28 September, Sunday. day, 16°; night, 14°; rain

29 September, mon

	758 mmHg		81%
	6.5 m/s		+16

29 September, Monday. day, 15°; night, 13°; clear

30 September, tue

	755 mmHg		83%
	6.6 m/s		+16

30 September, Tuesday. day, 16°; night, 14°; rain

1 October, wed

	755 mmHg		80%
	7 m/s		+16

1 October, Wednesday. day, 15°; night, 13°; rain

2 October, thu

	753 mmHg		83%
	7.5 m/s		+15

2 October, Thursday. day, 14°; night, 13°; rain

3 October, fri

	755 mmHg		77%
	8.1 m/s		+15

3 October, Friday. day, 14°; night, 12°; rain

4 October, sat

	754 mmHg		81%
	7.9 m/s		+15

4 October, Saturday. day, 15°; night, 12°; rain

Average data for 10 years

Carmarthen September

5

sunny days

20

days with precipitation

5

cloudy days

5 sunny days; 20 days with precipitation; 5 cloudy days;

81

%

air humidity

4.8

m/s

WindSW

97

mm of precipitation

(8% of annual average)

+16

°C

Water temperature

air humidity 81%; 97 millimeters of precipitation (8% of annual average); Wind south-westerly 4.8 Meters per second; Water temperature +16°

Weather graphs for September

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

SW

SW

SW

W

SW

W

SW

SW

S

SW

SW

SW

NW

NW

NW

NW

NW

W

W

SW

SW

SW

S

W

SW

SE

SE

S

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

Dublin
Manchester
Liverpool
Wicklow
Oxford
Brest
Trowbridge
Birmingham
Bournemouth

Cities with similar weather in September

Helsinki
Riga
Tallinn
Stockholm
Yurmala
Palanga
Buenos Aires
Copenhagen
Auckland

The weather forecast for September 2024 is based on historical data from the past 10 years.

In September, the weather in Carmarthen is typically warm. Average daily high temperature in September is about 16 degrees above zero. On average, Carmarthen has 20 rainy, 5 sunny, and 5 cloudy days in September. The rains are usually heavy. September as well as January, February, March, and May is considered the most uncomfortable time to visit Carmarthen.

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