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September weather forecast in Mont St Michel

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

30 August, sun

	764 mmHg		68%
	6 m/s		+21

30 August, Sunday. day, 21°; night, 15°; clear

31 August, mon

	766 mmHg		68%
	6 m/s		+20

31 August, Monday. day, 20°; night, 15°; partly cloudy

1 September, tue

	766 mmHg		70%
	5.3 m/s		+20

1 September, Tuesday. day, 20°; night, 15°; partly cloudy

2 September, wed

	763 mmHg		70%
	5.9 m/s		+19

2 September, Wednesday. day, 19°; night, 15°; partly cloudy

3 September, thu

	763 mmHg		70%
	5.8 m/s		+20

3 September, Thursday. day, 20°; night, 15°; partly cloudy

4 September, fri

	764 mmHg		73%
	6 m/s		+19

4 September, Friday. day, 20°; night, 16°; overcast

5 September, sat

	763 mmHg		75%
	6.5 m/s		+19

5 September, Saturday. day, 19°; night, 16°; partly cloudy

6 September, sun

	763 mmHg		69%
	5.6 m/s		+19

6 September, Sunday. day, 20°; night, 14°; partly cloudy

7 September, mon

	762 mmHg		70%
	5.5 m/s		+20

7 September, Monday. day, 21°; night, 15°; clear

8 September, tue

	763 mmHg		72%
	5.9 m/s		+20

8 September, Tuesday. day, 20°; night, 15°; clear

9 September, wed

	763 mmHg		68%
	6.1 m/s		+20

9 September, Wednesday. day, 21°; night, 16°; partly cloudy

10 September, thu

	763 mmHg		73%
	6.5 m/s		+20

10 September, Thursday. day, 19°; night, 15°; rain

11 September, fri

	763 mmHg		74%
	6.4 m/s		+19

11 September, Friday. day, 18°; night, 15°; clear

12 September, sat

	764 mmHg		75%
	6.1 m/s		+19

12 September, Saturday. day, 19°; night, 15°; overcast

13 September, sun

	763 mmHg		72%
	6.5 m/s		+19

13 September, Sunday. day, 18°; night, 15°; partly cloudy

14 September, mon

	762 mmHg		75%
	6.1 m/s		+19

14 September, Monday. day, 18°; night, 14°; clear

15 September, tue

	759 mmHg		75%
	6 m/s		+18

15 September, Tuesday. day, 18°; night, 14°; clear

16 September, wed

	760 mmHg		74%
	6.8 m/s		+18

16 September, Wednesday. day, 18°; night, 14°; clear

17 September, thu

	762 mmHg		74%
	6 m/s		+18

17 September, Thursday. day, 17°; night, 14°; partly cloudy

18 September, fri

	764 mmHg		75%
	5.5 m/s		+18

18 September, Friday. day, 18°; night, 14°; rain

19 September, sat

	767 mmHg		70%
	4.9 m/s		+19

19 September, Saturday. day, 18°; night, 14°; rain

20 September, sun

	767 mmHg		70%
	4.5 m/s		+19

20 September, Sunday. day, 19°; night, 13°; partly cloudy

21 September, mon

	766 mmHg		67%
	4.8 m/s		+19

21 September, Monday. day, 18°; night, 13°; partly cloudy

22 September, tue

	765 mmHg		69%
	5 m/s		+19

22 September, Tuesday. day, 19°; night, 14°; partly cloudy

23 September, wed

	763 mmHg		75%
	5.5 m/s		+18

23 September, Wednesday. day, 18°; night, 14°; partly cloudy

24 September, thu

	764 mmHg		72%
	6.3 m/s		+18

24 September, Thursday. day, 18°; night, 14°; clear

25 September, fri

	765 mmHg		72%
	5.4 m/s		+19

25 September, Friday. day, 18°; night, 14°; partly cloudy

26 September, sat

	765 mmHg		70%
	5.8 m/s		+19

26 September, Saturday. day, 19°; night, 14°; partly cloudy

27 September, sun

	766 mmHg		70%
	6 m/s		+19

27 September, Sunday. day, 20°; night, 14°; partly cloudy

28 September, mon

	766 mmHg		74%
	5.1 m/s		+19

28 September, Monday. day, 19°; night, 15°; clear

29 September, tue

	765 mmHg		72%
	5.4 m/s		+19

29 September, Tuesday. day, 18°; night, 14°; clear

30 September, wed

	764 mmHg		75%
	6.5 m/s		+18

30 September, Wednesday. day, 18°; night, 14°; rain

1 October, thu

	763 mmHg		75%
	6.5 m/s		+18

1 October, Thursday. day, 18°; night, 14°; rain

2 October, fri

	762 mmHg		74%
	6.9 m/s		+18

2 October, Friday. day, 18°; night, 15°; clear

3 October, sat

	763 mmHg		76%
	7.1 m/s		+17

3 October, Saturday. day, 16°; night, 14°; rain

Average data for 10 years

Mont St Michel September

9

sunny days

4

days with precipitation

17

cloudy days

9 sunny days; 4 days with precipitation; 17 cloudy days;

72

%

air humidity

4.5

m/s

WindW

44

mm of precipitation

(7% of annual average)

+19

°C

Water temperature

air humidity 72%; 44 millimeters of precipitation (7% of annual average); Wind westerly 4.5 Meters per second; Water temperature +19°

Weather graphs for September

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

NW

W

W

W

SW

SW

W

NW

S

SW

W

NW

NW

W

NW

NW

NW

NW

NW

NE

N

E

N

NW

NW

E

SE

S

W

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

Paris
London
Bordeaux
Oxford
Brest
Trowbridge
Birmingham
Bournemouth
Looe

Cities with similar weather in September

Sydney
Copenhagen
Vancouver
Capetown
Gdansk
Montreal
Bruges
Perth
Liverpool

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

In September, the weather in Mont St Michel is typically warm. Average daily high temperature in September is about 19 degrees above zero. On average, Mont St Michel has 15 partly cloudy, 9 sunny, 4 rainy, and 2 cloudy days in September. The rains are usually light. September as well as August is considered the most comfortable time to visit Mont St Michel.

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