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September weather forecast in Madang

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

	729 mmHg		87%
	2.6 m/s		+29

31 August, Sunday. day, 28°; night, 23°; rain

1 September, mon

	729 mmHg		88%
	2.6 m/s		+29

1 September, Monday. day, 28°; night, 24°; partly cloudy

2 September, tue

	729 mmHg		87%
	2.7 m/s		+29

2 September, Tuesday. day, 28°; night, 24°; rain

3 September, wed

	729 mmHg		87%
	2.9 m/s		+29

3 September, Wednesday. day, 28°; night, 24°; rain

4 September, thu

	729 mmHg		87%
	2.8 m/s		+29

4 September, Thursday. day, 28°; night, 23°; rain

5 September, fri

	728 mmHg		87%
	2.8 m/s		+29

5 September, Friday. day, 28°; night, 24°; clear

6 September, sat

	729 mmHg		88%
	2.8 m/s		+29

6 September, Saturday. day, 28°; night, 23°; rain

7 September, sun

	729 mmHg		87%
	2.7 m/s		+29

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

8 September, mon

	729 mmHg		88%
	2.8 m/s		+29

8 September, Monday. day, 28°; night, 23°; rain

9 September, tue

	728 mmHg		88%
	2.7 m/s		+29

9 September, Tuesday. day, 28°; night, 23°; rain

10 September, wed

	728 mmHg		88%
	2.7 m/s		+29

10 September, Wednesday. day, 28°; night, 23°; rain

11 September, thu

	728 mmHg		88%
	2.7 m/s		+29

11 September, Thursday. day, 28°; night, 23°; rain

12 September, fri

	729 mmHg		88%
	2.9 m/s		+29

12 September, Friday. day, 28°; night, 24°; overcast

13 September, sat

	729 mmHg		88%
	2.9 m/s		+29

13 September, Saturday. day, 28°; night, 23°; rain

14 September, sun

	728 mmHg		87%
	2.9 m/s		+29

14 September, Sunday. day, 28°; night, 24°; clear

15 September, mon

	728 mmHg		87%
	2.9 m/s		+29

15 September, Monday. day, 28°; night, 24°; partly cloudy

16 September, tue

	729 mmHg		88%
	2.8 m/s		+29

16 September, Tuesday. day, 28°; night, 23°; rain

17 September, wed

	729 mmHg		87%
	2.8 m/s		+29

17 September, Wednesday. day, 28°; night, 24°; rain

18 September, thu

	729 mmHg		87%
	2.7 m/s		+29

18 September, Thursday. day, 28°; night, 24°; overcast

19 September, fri

	729 mmHg		87%
	2.8 m/s		+29

19 September, Friday. day, 28°; night, 24°; rain

20 September, sat

	729 mmHg		87%
	2.7 m/s		+29

20 September, Saturday. day, 28°; night, 24°; rain

21 September, sun

	729 mmHg		88%
	2.8 m/s		+29

21 September, Sunday. day, 28°; night, 24°; rain

22 September, mon

	729 mmHg		87%
	2.8 m/s		+29

22 September, Monday. day, 28°; night, 24°; rain

23 September, tue

	729 mmHg		88%
	2.8 m/s		+29

23 September, Tuesday. day, 28°; night, 23°; rain

24 September, wed

	728 mmHg		87%
	2.8 m/s		+28

24 September, Wednesday. day, 28°; night, 24°; rain

25 September, thu

	729 mmHg		87%
	2.6 m/s		+29

25 September, Thursday. day, 28°; night, 24°; partly cloudy

26 September, fri

	728 mmHg		87%
	2.8 m/s		+29

26 September, Friday. day, 28°; night, 24°; rain

27 September, sat

	728 mmHg		88%
	2.6 m/s		+29

27 September, Saturday. day, 28°; night, 24°; rain

28 September, sun

	728 mmHg		88%
	2.6 m/s		+29

28 September, Sunday. day, 28°; night, 24°; rain

29 September, mon

	728 mmHg		87%
	2.8 m/s		+29

29 September, Monday. day, 28°; night, 24°; partly cloudy

30 September, tue

	729 mmHg		86%
	2.7 m/s		+29

30 September, Tuesday. day, 28°; night, 24°; rain

1 October, wed

	729 mmHg		87%
	2.8 m/s		+29

1 October, Wednesday. day, 28°; night, 24°; rain

2 October, thu

	729 mmHg		87%
	2.8 m/s		+29

2 October, Thursday. day, 28°; night, 24°; clear

3 October, fri

	728 mmHg		87%
	2.6 m/s		+29

3 October, Friday. day, 28°; night, 24°; overcast

4 October, sat

	728 mmHg		88%
	2.5 m/s		+29

4 October, Saturday. day, 28°; night, 24°; rain

Average data for 10 years

Madang September

2

sunny days

21

days with precipitation

16

cloudy days

2 sunny days; 21 days with precipitation; 16 cloudy days;

87

%

air humidity

1.4

m/s

WindS

181

mm of precipitation

(6% of annual average)

+29

°C

Water temperature

air humidity 87%; 181 millimeters of precipitation (6% of annual average); Wind southerly 1.4 Meters per second; Water temperature +29°

Weather graphs for September

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

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S

S

S

S

S

S

S

S

S

S

S

S

S

S

S

S

S

S

S

S

S

S

S

S

S

S

S

S

S

1

Average data for 10 years

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

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18

19

20

21

22

23

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25

26

27

28

29

30

Daytime temperature

Night-time temperature

Cities near you

Port Moresby
Kiunga
Merauke
Goroka
Mount-Hagen
Porgera
Lae
Wewak
Kerema

Cities with similar weather in September

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

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

September in Madang is the windiest month of the year. In September, the weather in Madang is typically hot. Average daily high temperature in September is about 28 degrees above zero. On average, Madang has 21 rainy, 5 partly cloudy, 2 sunny, and 2 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 Madang.

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