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September weather forecast in Greenwich

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

1 September, sun

	756 mmHg		69%
	3.9 m/s		+26

1 September, Sunday. day, 25°; night, 22°; clear

2 September, mon

	754 mmHg		69%
	4.5 m/s		+26

2 September, Monday. day, 25°; night, 21°; rain

3 September, tue

	755 mmHg		68%
	4.6 m/s		+25

3 September, Tuesday. day, 25°; night, 21°; clear

4 September, wed

	756 mmHg		68%
	4.6 m/s		+25

4 September, Wednesday. day, 25°; night, 21°; partly cloudy

5 September, thu

	757 mmHg		69%
	5.5 m/s		+24

5 September, Thursday. day, 23°; night, 20°; rain

6 September, fri

	756 mmHg		74%
	5.3 m/s		+24

6 September, Friday. day, 23°; night, 19°; clear

7 September, sat

	755 mmHg		68%
	5.5 m/s		+25

7 September, Saturday. day, 25°; night, 20°; partly cloudy

8 September, sun

	756 mmHg		69%
	5.3 m/s		+24

8 September, Sunday. day, 23°; night, 19°; partly cloudy

9 September, mon

	756 mmHg		70%
	4.5 m/s		+24

9 September, Monday. day, 23°; night, 20°; clear

10 September, tue

	756 mmHg		69%
	5.4 m/s		+24

10 September, Tuesday. day, 23°; night, 19°; partly cloudy

11 September, wed

	756 mmHg		70%
	4.5 m/s		+24

11 September, Wednesday. day, 23°; night, 20°; clear

12 September, thu

	755 mmHg		72%
	5 m/s		+24

12 September, Thursday. day, 23°; night, 18°; clear

13 September, fri

	756 mmHg		68%
	4.8 m/s		+24

13 September, Friday. day, 23°; night, 18°; clear

14 September, sat

	757 mmHg		67%
	4.6 m/s		+24

14 September, Saturday. day, 24°; night, 19°; clear

15 September, sun

	758 mmHg		66%
	4.6 m/s		+23

15 September, Sunday. day, 21°; night, 19°; rain

16 September, mon

	760 mmHg		62%
	4.1 m/s		+22

16 September, Monday. day, 20°; night, 17°; rain

17 September, tue

	759 mmHg		66%
	4 m/s		+23

17 September, Tuesday. day, 21°; night, 16°; clear

18 September, wed

	758 mmHg		68%
	5.5 m/s		+23

18 September, Wednesday. day, 21°; night, 18°; clear

19 September, thu

	758 mmHg		68%
	5.3 m/s		+22

19 September, Thursday. day, 21°; night, 18°; partly cloudy

20 September, fri

	758 mmHg		73%
	4.5 m/s		+22

20 September, Friday. day, 21°; night, 17°; clear

21 September, sat

	757 mmHg		68%
	4.5 m/s		+23

21 September, Saturday. day, 23°; night, 18°; partly cloudy

22 September, sun

	759 mmHg		69%
	4.5 m/s		+23

22 September, Sunday. day, 22°; night, 17°; partly cloudy

23 September, mon

	759 mmHg		67%
	4.3 m/s		+23

23 September, Monday. day, 23°; night, 18°; clear

24 September, tue

	759 mmHg		64%
	4.5 m/s		+23

24 September, Tuesday. day, 21°; night, 18°; clear

25 September, wed

	760 mmHg		68%
	4.6 m/s		+22

25 September, Wednesday. day, 20°; night, 16°; clear

26 September, thu

	757 mmHg		80%
	4.6 m/s		+22

26 September, Thursday. day, 21°; night, 17°; rain

27 September, fri

	755 mmHg		76%
	4.9 m/s		+22

27 September, Friday. day, 22°; night, 19°; rain

28 September, sat

	754 mmHg		76%
	4.1 m/s		+22

28 September, Saturday. day, 21°; night, 18°; rain

29 September, sun

	754 mmHg		80%
	5.5 m/s		+20

29 September, Sunday. day, 19°; night, 17°; rain

30 September, mon

	755 mmHg		76%
	5.5 m/s		+19

30 September, Monday. day, 17°; night, 15°; rain

1 October, tue

	756 mmHg		70%
	5.1 m/s		+20

1 October, Tuesday. day, 18°; night, 14°; partly cloudy

2 October, wed

	757 mmHg		75%
	4.8 m/s		+19

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

3 October, thu

	756 mmHg		80%
	4.9 m/s		+20

3 October, Thursday. day, 19°; night, 15°; rain

4 October, fri

	757 mmHg		73%
	5.4 m/s		+20

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

5 October, sat

	758 mmHg		68%
	4 m/s		+20

5 October, Saturday. day, 19°; night, 15°; partly cloudy

Average data for 10 years

Greenwich September

14

sunny days

9

days with precipitation

7

cloudy days

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

69

%

air humidity

3.4

m/s

WindN

73

mm of precipitation

(8% of annual average)

+23

°C

Water temperature

air humidity 69%; 73 millimeters of precipitation (8% of annual average); Wind northerly 3.4 Meters per second; Water temperature +23°

Weather graphs for September

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

SW

NW

SW

SW

NE

SE

NW

NW

N

NE

SE

W

W

W

N

N

S

SE

N

E

NW

NE

NW

N

NE

E

S

SW

N

N

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

New York
Boston
Islandia
Baltimore
Philadelphia
Ocean City
Brooklyn
Nantucket
Aberdeen

Cities with similar weather in September

Burgas
Rimini
Tivat
The Sunny Beach
Chicago
Porto

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

In September, the weather in Greenwich is typically warm. Average daily high temperature in September is about 22 degrees above zero. On average, Greenwich has 14 sunny, 9 rainy, and 7 partly cloudy days in September. The rains are usually heavy.

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