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September weather forecast in New Amsterdam

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

	758 mmHg		84%
	2.9 m/s		+29

31 August, Sunday. day, 31°; night, 24°; clear

1 September, mon

	758 mmHg		83%
	2.9 m/s		+29

1 September, Monday. day, 31°; night, 24°; rain

2 September, tue

	758 mmHg		83%
	3 m/s		+29

2 September, Tuesday. day, 31°; night, 24°; rain

3 September, wed

	758 mmHg		83%
	2.9 m/s		+29

3 September, Wednesday. day, 31°; night, 24°; clear

4 September, thu

	758 mmHg		83%
	2.9 m/s		+29

4 September, Thursday. day, 31°; night, 24°; rain

5 September, fri

	758 mmHg		84%
	2.7 m/s		+29

5 September, Friday. day, 31°; night, 24°; rain

6 September, sat

	758 mmHg		83%
	2.8 m/s		+29

6 September, Saturday. day, 31°; night, 24°; rain

7 September, sun

	758 mmHg		82%
	3.1 m/s		+29

7 September, Sunday. day, 31°; night, 24°; clear

8 September, mon

	758 mmHg		82%
	2.9 m/s		+29

8 September, Monday. day, 31°; night, 24°; partly cloudy

9 September, tue

	758 mmHg		83%
	3 m/s		+29

9 September, Tuesday. day, 31°; night, 24°; rain

10 September, wed

	758 mmHg		83%
	3 m/s		+29

10 September, Wednesday. day, 31°; night, 24°; rain

11 September, thu

	758 mmHg		84%
	2.8 m/s		+29

11 September, Thursday. day, 31°; night, 24°; rain

12 September, fri

	758 mmHg		84%
	2.7 m/s		+29

12 September, Friday. day, 31°; night, 24°; rain

13 September, sat

	758 mmHg		83%
	2.9 m/s		+29

13 September, Saturday. day, 31°; night, 24°; rain

14 September, sun

	758 mmHg		82%
	3.2 m/s		+29

14 September, Sunday. day, 31°; night, 24°; clear

15 September, mon

	758 mmHg		82%
	3.1 m/s		+29

15 September, Monday. day, 31°; night, 24°; rain

16 September, tue

	758 mmHg		83%
	2.9 m/s		+29

16 September, Tuesday. day, 31°; night, 24°; rain

17 September, wed

	758 mmHg		83%
	2.9 m/s		+29

17 September, Wednesday. day, 31°; night, 24°; rain

18 September, thu

	758 mmHg		83%
	2.8 m/s		+29

18 September, Thursday. day, 31°; night, 24°; rain

19 September, fri

	758 mmHg		83%
	2.9 m/s		+29

19 September, Friday. day, 31°; night, 24°; clear

20 September, sat

	757 mmHg		82%
	3.1 m/s		+29

20 September, Saturday. day, 31°; night, 24°; clear

21 September, sun

	757 mmHg		83%
	3.2 m/s		+29

21 September, Sunday. day, 31°; night, 24°; rain

22 September, mon

	758 mmHg		82%
	3.1 m/s		+29

22 September, Monday. day, 31°; night, 24°; rain

23 September, tue

	758 mmHg		83%
	2.9 m/s		+29

23 September, Tuesday. day, 31°; night, 24°; rain

24 September, wed

	758 mmHg		83%
	3.1 m/s		+29

24 September, Wednesday. day, 31°; night, 24°; partly cloudy

25 September, thu

	758 mmHg		82%
	3.2 m/s		+29

25 September, Thursday. day, 31°; night, 24°; partly cloudy

26 September, fri

	757 mmHg		82%
	3.1 m/s		+29

26 September, Friday. day, 32°; night, 24°; clear

27 September, sat

	757 mmHg		82%
	3.1 m/s		+29

27 September, Saturday. day, 31°; night, 24°; partly cloudy

28 September, sun

	757 mmHg		82%
	3.2 m/s		+29

28 September, Sunday. day, 31°; night, 24°; partly cloudy

29 September, mon

	758 mmHg		82%
	3.2 m/s		+29

29 September, Monday. day, 31°; night, 24°; rain

30 September, tue

	757 mmHg		82%
	3.2 m/s		+29

30 September, Tuesday. day, 31°; night, 24°; rain

1 October, wed

	757 mmHg		82%
	3.2 m/s		+29

1 October, Wednesday. day, 31°; night, 24°; rain

2 October, thu

	757 mmHg		83%
	3.2 m/s		+29

2 October, Thursday. day, 31°; night, 24°; rain

3 October, fri

	757 mmHg		83%
	3.2 m/s		+29

3 October, Friday. day, 31°; night, 24°; rain

4 October, sat

	757 mmHg		83%
	3.3 m/s		+29

4 October, Saturday. day, 31°; night, 24°; clear

Average data for 10 years

New Amsterdam September

6

sunny days

19

days with precipitation

3

cloudy days

6 sunny days; 19 days with precipitation; 3 cloudy days;

83

%

air humidity

2.09

m/s

WindE

109

mm of precipitation

(5% of annual average)

+29

°C

Water temperature

air humidity 83%; 109 millimeters of precipitation (5% of annual average); Wind easterly 2.09 Meters per second; Water temperature +29°

Weather graphs for September

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

E

E

E

E

E

E

E

E

E

E

E

E

E

E

E

E

E

E

E

E

E

E

E

E

E

E

E

E

E

E

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

Bridgetown
Paramaribo
Saint George's
Port of Spain
Barbados (International Airport)
Cayenne
Georgetown
Trinidad
Ciudad Bolivar

Cities with similar weather in September

Pattaya
Nha Trang
Bangkok
Santo Domingo
Varadero
Punta Cana
Havana
Ko Chang
Mumbai

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

September in New Amsterdam is the sunniest and the hottest month of the year. In September, the weather in New Amsterdam is typically hot. Average daily high temperature in September is about 31 degrees above zero. On average, New Amsterdam has 19 rainy, 6 sunny, and 5 partly cloudy days in September. The rains are usually heavy. September as well as January, February, March, and April is considered the most uncomfortable time to visit New Amsterdam.

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