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December weather forecast in Dumai

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 November, sun

	755 mmHg		88%
	2.6 m/s

30 November, Sunday. day, 31°; night, 24°; rain

1 December, mon

	755 mmHg		88%
	2.5 m/s

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

2 December, tue

	756 mmHg		89%
	2.5 m/s

2 December, Tuesday. day, 30°; night, 24°; rain

3 December, wed

	755 mmHg		87%
	2.5 m/s

3 December, Wednesday. day, 31°; night, 24°; rain

4 December, thu

	755 mmHg		88%
	2.5 m/s

4 December, Thursday. day, 30°; night, 24°; rain

5 December, fri

	755 mmHg		87%
	2.4 m/s

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

6 December, sat

	756 mmHg		87%
	2.3 m/s

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

7 December, sun

	756 mmHg		87%
	2.3 m/s

7 December, Sunday. day, 31°; night, 24°; rain

8 December, mon

	756 mmHg		88%
	2.5 m/s

8 December, Monday. day, 30°; night, 24°; rain

9 December, tue

	756 mmHg		88%
	2.5 m/s

9 December, Tuesday. day, 30°; night, 24°; rain

10 December, wed

	756 mmHg		87%
	2.4 m/s

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

11 December, thu

	756 mmHg		89%
	2.3 m/s

11 December, Thursday. day, 30°; night, 24°; rain

12 December, fri

	756 mmHg		88%
	2.5 m/s

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

13 December, sat

	756 mmHg		88%
	2.6 m/s

13 December, Saturday. day, 30°; night, 24°; rain

14 December, sun

	756 mmHg		87%
	2.6 m/s

14 December, Sunday. day, 30°; night, 24°; rain

15 December, mon

	756 mmHg		88%
	2.3 m/s

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

16 December, tue

	756 mmHg		88%
	2.5 m/s

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

17 December, wed

	756 mmHg		88%
	2.6 m/s

17 December, Wednesday. day, 30°; night, 24°; rain

18 December, thu

	756 mmHg		89%
	2.6 m/s

18 December, Thursday. day, 30°; night, 24°; rain

19 December, fri

	756 mmHg		89%
	2.3 m/s

19 December, Friday. day, 30°; night, 24°; rain

20 December, sat

	756 mmHg		88%
	2.6 m/s

20 December, Saturday. day, 30°; night, 24°; rain

21 December, sun

	756 mmHg		87%
	2.6 m/s

21 December, Sunday. day, 30°; night, 24°; rain

22 December, mon

	756 mmHg		88%
	2.6 m/s

22 December, Monday. day, 30°; night, 24°; rain

23 December, tue

	756 mmHg		88%
	2.4 m/s

23 December, Tuesday. day, 30°; night, 24°; rain

24 December, wed

	756 mmHg		88%
	2.3 m/s

24 December, Wednesday. day, 30°; night, 24°; rain

25 December, thu

	756 mmHg		88%
	2.2 m/s

25 December, Thursday. day, 30°; night, 24°; rain

26 December, fri

	756 mmHg		88%
	2.3 m/s

26 December, Friday. day, 30°; night, 24°; rain

27 December, sat

	756 mmHg		87%
	2.4 m/s

27 December, Saturday. day, 30°; night, 24°; rain

28 December, sun

	756 mmHg		87%
	2.5 m/s

28 December, Sunday. day, 30°; night, 24°; partly cloudy

29 December, mon

	756 mmHg		87%
	2.6 m/s

29 December, Monday. day, 30°; night, 24°; overcast

30 December, tue

	756 mmHg		86%
	2.5 m/s

30 December, Tuesday. day, 30°; night, 24°; clear

31 December, wed

	756 mmHg		86%
	2.7 m/s

31 December, Wednesday. day, 30°; night, 24°; rain

1 January, thu

	756 mmHg		87%
	2.4 m/s

1 January, Thursday. day, 30°; night, 24°; rain

2 January, fri

	756 mmHg		88%
	2.4 m/s

2 January, Friday. day, 30°; night, 24°; rain

3 January, sat

	756 mmHg		86%
	2.6 m/s

3 January, Saturday. day, 30°; night, 24°; rain

Average data for 10 years

Dumai December

1

sunny day

28

days with precipitation

26

cloudy days

1 sunny day; 28 days with precipitation; 26 cloudy days;

88

%

air humidity

1.5

m/s

WindSW

319

mm of precipitation

(12% of annual average)

air humidity 88%; 319 millimeters of precipitation (12% of annual average); Wind south-westerly 1.5 Meters per second

Weather graphs for December

TemperaturePrecipitation chance, %Humidity, %Wind, m/sPressure, mmHg

SW

SW

SW

SW

S

S

SW

SW

SW

SW

SW

SW

SW

SW

SW

SW

S

SW

SW

SW

SW

SW

S

SW

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

17

18

19

20

21

22

23

24

25

26

27

28

29

30

31

Daytime temperature

Night-time temperature

Cities near you

Kuala Lumpur
Singapore
George Town
Padang
Johor Bahru
Kuantan
Tioman
Penang
Pangkor

Cities with similar weather in December

Goa
Male
Denpasar
Jakarta
Ho Chi Minh
Panaji
Kuta
Sihanoukville
Accra

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

December in Dumai is the coldest month of the year. In December, the weather in Dumai is typically hot. Average daily high temperature in December is about 30 degrees above zero. On average, Dumai has 28 rainy, 1 sunny, 1 cloudy, and 1 partly cloudy day in December. The rains are usually heavy. December as well as January, February, March, and April is considered the most uncomfortable time to visit Dumai.

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