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December weather forecast in Tainan

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

	763 mmHg		79%
	9.5 m/s		+28

30 November, Sunday. day, 22°; night, 21°; clear

1 December, mon

	763 mmHg		79%
	10.1 m/s		+27

1 December, Monday. day, 22°; night, 20°; clear

2 December, tue

	763 mmHg		78%
	9.89 m/s		+27

2 December, Tuesday. day, 22°; night, 20°; clear

3 December, wed

	763 mmHg		78%
	10 m/s		+27

3 December, Wednesday. day, 22°; night, 20°; clear

4 December, thu

	763 mmHg		79%
	10.4 m/s		+27

4 December, Thursday. day, 22°; night, 20°; rain

5 December, fri

	763 mmHg		80%
	11.2 m/s		+27

5 December, Friday. day, 22°; night, 20°; clear

6 December, sat

	764 mmHg		79%
	10.5 m/s		+27

6 December, Saturday. day, 21°; night, 20°; clear

7 December, sun

	764 mmHg		78%
	10.7 m/s		+27

7 December, Sunday. day, 21°; night, 20°; clear

8 December, mon

	764 mmHg		78%
	10.4 m/s		+26

8 December, Monday. day, 21°; night, 20°; partly cloudy

9 December, tue

	763 mmHg		79%
	9.6 m/s		+26

9 December, Tuesday. day, 21°; night, 20°; partly cloudy

10 December, wed

	763 mmHg		80%
	9.7 m/s		+27

10 December, Wednesday. day, 21°; night, 20°; clear

11 December, thu

	763 mmHg		81%
	10.5 m/s		+26

11 December, Thursday. day, 21°; night, 20°; overcast

12 December, fri

	763 mmHg		81%
	10.2 m/s		+27

12 December, Friday. day, 21°; night, 20°; partly cloudy

13 December, sat

	764 mmHg		81%
	10.7 m/s		+27

13 December, Saturday. day, 21°; night, 20°; clear

14 December, sun

	764 mmHg		81%
	10.5 m/s		+27

14 December, Sunday. day, 21°; night, 19°; clear

15 December, mon

	764 mmHg		81%
	10.2 m/s		+26

15 December, Monday. day, 21°; night, 19°; clear

16 December, tue

	764 mmHg		81%
	11.2 m/s		+25

16 December, Tuesday. day, 21°; night, 19°; partly cloudy

17 December, wed

	765 mmHg		79%
	10.9 m/s		+26

17 December, Wednesday. day, 20°; night, 18°; clear

18 December, thu

	765 mmHg		78%
	10.3 m/s		+26

18 December, Thursday. day, 20°; night, 19°; overcast

19 December, fri

	764 mmHg		80%
	10.1 m/s		+26

19 December, Friday. day, 20°; night, 19°; overcast

20 December, sat

	764 mmHg		81%
	10.4 m/s		+26

20 December, Saturday. day, 20°; night, 19°; rain

21 December, sun

	764 mmHg		81%
	11.2 m/s		+26

21 December, Sunday. day, 20°; night, 18°; rain

22 December, mon

	764 mmHg		79%
	11 m/s		+26

22 December, Monday. day, 20°; night, 18°; clear

23 December, tue

	764 mmHg		79%
	9.7 m/s		+26

23 December, Tuesday. day, 20°; night, 19°; partly cloudy

24 December, wed

	764 mmHg		78%
	10.3 m/s		+26

24 December, Wednesday. day, 20°; night, 19°; clear

25 December, thu

	764 mmHg		80%
	10.5 m/s		+25

25 December, Thursday. day, 20°; night, 18°; partly cloudy

26 December, fri

	764 mmHg		79%
	10 m/s		+26

26 December, Friday. day, 20°; night, 18°; clear

27 December, sat

	765 mmHg		79%
	10.2 m/s		+25

27 December, Saturday. day, 20°; night, 18°; rain

28 December, sun

	765 mmHg		81%
	10.3 m/s		+25

28 December, Sunday. day, 20°; night, 18°; rain

29 December, mon

	764 mmHg		80%
	11.1 m/s		+26

29 December, Monday. day, 20°; night, 18°; clear

30 December, tue

	764 mmHg		80%
	11.2 m/s		+24

30 December, Tuesday. day, 19°; night, 18°; clear

31 December, wed

	765 mmHg		78%
	11 m/s		+24

31 December, Wednesday. day, 19°; night, 17°; clear

1 January, thu

	765 mmHg		77%
	9.7 m/s		+25

1 January, Thursday. day, 19°; night, 18°; clear

2 January, fri

	765 mmHg		77%
	9.1 m/s		+25

2 January, Friday. day, 20°; night, 18°; clear

3 January, sat

	764 mmHg		79%
	9.3 m/s		+25

3 January, Saturday. day, 20°; night, 18°; clear

Average data for 10 years

Tainan December

17

sunny days

5

days with precipitation

3

cloudy days

17 sunny days; 5 days with precipitation; 3 cloudy days;

80

%

air humidity

8.2

m/s

WindNE

39

mm of precipitation

(3% of annual average)

+26

°C

Water temperature

air humidity 80%; 39 millimeters of precipitation (3% of annual average); Wind north-easterly 8.2 Meters per second; Water temperature +26°

Weather graphs for December

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

NE

NE

NE

E

NE

NE

NE

NE

E

NE

NE

NE

NE

NE

NE

NE

NE

NE

NE

NE

NE

NE

NE

NE

NE

NE

E

NE

NE

NE

NE

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

Taipei
Xiamen
Fuzhou
Kaohsiung
Zhangzhou
Anbu
Taichung
Shantou
Quanzhou

Cities with similar weather in December

Dubai
Nha Trang
Sanya
Miami
Sharjah
Varadero
Abu Dhabi
Havana
Ras al-Khaimah

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

December in Tainan is the windiest month of the year. In December, the weather in Tainan is typically warm. Average daily high temperature in December is about 21 degrees above zero. On average, Tainan has 17 sunny, 6 partly cloudy, 5 rainy, and 3 cloudy days in December. The rains are usually light.

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