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October weather forecast in Saint Helier

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

28 September, sun

	761 mmHg		75%
	8 m/s		+17

28 September, Sunday. day, 18°; night, 17°; clear

29 September, mon

	761 mmHg		73%
	8 m/s		+17

29 September, Monday. day, 17°; night, 16°; clear

30 September, tue

	759 mmHg		76%
	10.3 m/s		+17

30 September, Tuesday. day, 18°; night, 16°; clear

1 October, wed

	758 mmHg		75%
	9.8 m/s		+17

1 October, Wednesday. day, 17°; night, 16°; rain

2 October, thu

	757 mmHg		74%
	10.6 m/s		+17

2 October, Thursday. day, 17°; night, 16°; rain

3 October, fri

	758 mmHg		75%
	11.6 m/s		+17

3 October, Friday. day, 16°; night, 16°; clear

4 October, sat

	758 mmHg		76%
	11.1 m/s		+17

4 October, Saturday. day, 17°; night, 15°; overcast

5 October, sun

	755 mmHg		76%
	13.3 m/s		+17

5 October, Sunday. day, 17°; night, 16°; rain

6 October, mon

	758 mmHg		75%
	11.6 m/s		+17

6 October, Monday. day, 16°; night, 15°; rain

7 October, tue

	759 mmHg		76%
	9.6 m/s		+17

7 October, Tuesday. day, 16°; night, 15°; overcast

8 October, wed

	759 mmHg		77%
	10.1 m/s		+17

8 October, Wednesday. day, 17°; night, 15°; rain

9 October, thu

	760 mmHg		76%
	9.5 m/s		+17

9 October, Thursday. day, 16°; night, 15°; partly cloudy

10 October, fri

	760 mmHg		76%
	10.3 m/s		+17

10 October, Friday. day, 16°; night, 15°; rain

11 October, sat

	760 mmHg		75%
	10.5 m/s		+17

11 October, Saturday. day, 16°; night, 15°; clear

12 October, sun

	760 mmHg		74%
	10.5 m/s		+17

12 October, Sunday. day, 16°; night, 14°; clear

13 October, mon

	760 mmHg		74%
	9.1 m/s		+16

13 October, Monday. day, 15°; night, 14°; rain

14 October, tue

	758 mmHg		75%
	8.3 m/s		+16

14 October, Tuesday. day, 14°; night, 14°; rain

15 October, wed

	758 mmHg		76%
	10.6 m/s		+16

15 October, Wednesday. day, 16°; night, 14°; rain

16 October, thu

	759 mmHg		74%
	10.8 m/s		+16

16 October, Thursday. day, 15°; night, 14°; overcast

17 October, fri

	758 mmHg		73%
	9.6 m/s		+16

17 October, Friday. day, 15°; night, 15°; partly cloudy

18 October, sat

	757 mmHg		73%
	11 m/s		+16

18 October, Saturday. day, 15°; night, 14°; rain

19 October, sun

	758 mmHg		69%
	10.6 m/s		+16

19 October, Sunday. day, 14°; night, 13°; rain

20 October, mon

	757 mmHg		75%
	11.1 m/s		+16

20 October, Monday. day, 15°; night, 14°; rain

21 October, tue

	757 mmHg		73%
	11.8 m/s		+16

21 October, Tuesday. day, 15°; night, 13°; clear

22 October, wed

	757 mmHg		75%
	10.5 m/s		+16

22 October, Wednesday. day, 15°; night, 14°; clear

23 October, thu

	756 mmHg		81%
	11.1 m/s		+16

23 October, Thursday. day, 16°; night, 15°; clear

24 October, fri

	759 mmHg		75%
	9.1 m/s		+16

24 October, Friday. day, 14°; night, 14°; partly cloudy

25 October, sat

	760 mmHg		77%
	8.6 m/s		+15

25 October, Saturday. day, 15°; night, 13°; overcast

26 October, sun

	758 mmHg		81%
	11.1 m/s		+15

26 October, Sunday. day, 15°; night, 14°; rain

27 October, mon

	759 mmHg		77%
	10.6 m/s		+15

27 October, Monday. day, 14°; night, 14°; partly cloudy

28 October, tue

	759 mmHg		76%
	9.5 m/s		+15

28 October, Tuesday. day, 14°; night, 13°; overcast

29 October, wed

	760 mmHg		73%
	9.8 m/s		+15

29 October, Wednesday. day, 14°; night, 13°; clear

30 October, thu

	756 mmHg		76%
	9.6 m/s		+15

30 October, Thursday. day, 15°; night, 13°; rain

31 October, fri

	756 mmHg		74%
	10.8 m/s		+15

31 October, Friday. day, 15°; night, 14°; rain

1 November, sat

	752 mmHg		77%
	12.5 m/s		+15

1 November, Saturday. day, 14°; night, 13°; rain

Average data for 10 years

Saint Helier October

7

sunny days

15

days with precipitation

9

cloudy days

7 sunny days; 15 days with precipitation; 9 cloudy days;

75

%

air humidity

8.1

m/s

WindSW

74

mm of precipitation

(10% of annual average)

+16

°C

Water temperature

air humidity 75%; 74 millimeters of precipitation (10% of annual average); Wind south-westerly 8.1 Meters per second; Water temperature +16°

Weather graphs for October

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

W

W

W

SW

SW

W

SE

W

NW

NW

NE

NW

N

E

SW

SW

SW

SW

SW

SW

W

SW

S

SW

S

S

W

SW

S

SE

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

31

Daytime temperature

Night-time temperature

Cities near you

London
Brest
Oxford
Trowbridge
Rouen
Le Havre
Bournemouth
Birmingham
Carnac

Cities with similar weather in October

Vancouver
Chicago
Boston
Bruges
Albena
Liverpool
Rijeka
Valparaiso
Cleveland

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

In October, the weather in Saint Helier is typically warm. Average daily high temperature in October is about 15 degrees above zero. On average, Saint Helier has 15 rainy, 7 sunny, 5 cloudy, and 4 partly cloudy days in October. The rains are usually moderate.

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