10 day forecast Monthly forecast Weather map

City or area

Go to comparison

September weather forecast in Chichester

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

	753 mmHg		77%
	4.9 m/s		+19

31 August, Sunday. day, 19°; night, 11°; partly cloudy

1 September, mon

	753 mmHg		76%
	4.6 m/s		+18

1 September, Monday. day, 20°; night, 11°; partly cloudy

2 September, tue

	753 mmHg		80%
	4.8 m/s		+18

2 September, Tuesday. day, 20°; night, 12°; partly cloudy

3 September, wed

	752 mmHg		79%
	5.1 m/s		+18

3 September, Wednesday. day, 20°; night, 12°; partly cloudy

4 September, thu

	752 mmHg		78%
	5.1 m/s		+18

4 September, Thursday. day, 20°; night, 12°; clear

5 September, fri

	752 mmHg		79%
	5.1 m/s		+18

5 September, Friday. day, 20°; night, 12°; rain

6 September, sat

	751 mmHg		80%
	5.2 m/s		+18

6 September, Saturday. day, 20°; night, 12°; clear

7 September, sun

	751 mmHg		80%
	5.2 m/s		+18

7 September, Sunday. day, 20°; night, 12°; partly cloudy

8 September, mon

	751 mmHg		79%
	5.1 m/s		+18

8 September, Monday. day, 19°; night, 12°; partly cloudy

9 September, tue

	751 mmHg		80%
	5.5 m/s		+18

9 September, Tuesday. day, 19°; night, 12°; partly cloudy

10 September, wed

	751 mmHg		81%
	5.5 m/s		+17

10 September, Wednesday. day, 19°; night, 12°; rain

11 September, thu

	751 mmHg		79%
	5.6 m/s		+18

11 September, Thursday. day, 19°; night, 12°; overcast

12 September, fri

	751 mmHg		79%
	5.5 m/s		+18

12 September, Friday. day, 18°; night, 11°; rain

13 September, sat

	752 mmHg		78%
	5.4 m/s		+17

13 September, Saturday. day, 18°; night, 10°; clear

14 September, sun

	752 mmHg		79%
	5.6 m/s		+17

14 September, Sunday. day, 18°; night, 10°; clear

15 September, mon

	751 mmHg		80%
	5.1 m/s		+17

15 September, Monday. day, 18°; night, 10°; rain

16 September, tue

	751 mmHg		78%
	5.8 m/s		+17

16 September, Tuesday. day, 18°; night, 11°; partly cloudy

17 September, wed

	751 mmHg		78%
	5.5 m/s		+17

17 September, Wednesday. day, 18°; night, 10°; partly cloudy

18 September, thu

	751 mmHg		79%
	5.7 m/s		+18

18 September, Thursday. day, 18°; night, 10°; clear

19 September, fri

	752 mmHg		82%
	5.7 m/s		+18

19 September, Friday. day, 18°; night, 11°; overcast

20 September, sat

	752 mmHg		80%
	5.6 m/s		+17

20 September, Saturday. day, 18°; night, 11°; overcast

21 September, sun

	752 mmHg		80%
	5.2 m/s		+17

21 September, Sunday. day, 18°; night, 11°; clear

22 September, mon

	752 mmHg		83%
	5.1 m/s		+17

22 September, Monday. day, 18°; night, 10°; partly cloudy

23 September, tue

	751 mmHg		82%
	5.6 m/s		+17

23 September, Tuesday. day, 17°; night, 10°; partly cloudy

24 September, wed

	750 mmHg		81%
	5.8 m/s		+17

24 September, Wednesday. day, 17°; night, 10°; rain

25 September, thu

	751 mmHg		82%
	5.1 m/s		+17

25 September, Thursday. day, 17°; night, 9°; rain

26 September, fri

	751 mmHg		83%
	5.8 m/s		+17

26 September, Friday. day, 17°; night, 10°; rain

27 September, sat

	751 mmHg		83%
	6.2 m/s		+17

27 September, Saturday. day, 17°; night, 10°; overcast

28 September, sun

	751 mmHg		82%
	5.6 m/s		+17

28 September, Sunday. day, 17°; night, 10°; rain

29 September, mon

	750 mmHg		83%
	5.5 m/s		+17

29 September, Monday. day, 17°; night, 10°; rain

30 September, tue

	749 mmHg		85%
	6.1 m/s		+17

30 September, Tuesday. day, 17°; night, 10°; rain

1 October, wed

	748 mmHg		84%
	6.7 m/s		+17

1 October, Wednesday. day, 16°; night, 11°; rain

2 October, thu

	749 mmHg		84%
	5.9 m/s		+17

2 October, Thursday. day, 16°; night, 9°; rain

3 October, fri

	750 mmHg		83%
	6 m/s		+16

3 October, Friday. day, 16°; night, 9°; partly cloudy

4 October, sat

	750 mmHg		82%
	6.2 m/s		+16

4 October, Saturday. day, 15°; night, 9°; partly cloudy

Average data for 10 years

Chichester September

6

sunny days

10

days with precipitation

9

cloudy days

6 sunny days; 10 days with precipitation; 9 cloudy days;

80

%

air humidity

3.9

m/s

WindS

59

mm of precipitation

(8% of annual average)

+17

°C

Water temperature

air humidity 80%; 59 millimeters of precipitation (8% of annual average); Wind southerly 3.9 Meters per second; Water temperature +17°

Weather graphs for September

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

S

S

S

S

S

SW

S

S

S

S

S

SW

S

S

S

S

S

S

S

S

S

S

S

S

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

Paris
London
Manchester
Liverpool
Trowbridge
Oxford
Le Havre
Rouen
Bournemouth

Cities with similar weather in September

Riga
Stockholm
Sydney
Yurmala
Palanga
Buenos Aires
Copenhagen
Vancouver
Capetown

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

In September, the weather in Chichester is typically warm. Average daily high temperature in September is about 18 degrees above zero. On average, Chichester has 10 rainy, 10 partly cloudy, 6 sunny, and 4 cloudy days in September. The rains are usually moderate.

Links

Help Terms of use Contact us

For partners

Advertisement Yandex.Weather API

Weather forecasts

Hourly forecast Detailed 10 day forecast Monthly forecast Weather map Magnetic storms

Download app

English

English
Русский

Source data: Yandex.Traffic, Roshydromet FSBI "CAO", NOAA, © OpenStreetMap

© 2017–2025 YANDEX LLC