Tainan weather live forecast

Today's maximum temperature in Tainan is expected to be 23°C. Select a day from the live weather forecast for Tainan, Taiwan for more weather parameters.

Thursday
18th Dec
23

18

2

5
Friday
19th Dec
22

20

0

3
Saturday
20th Dec
22

20

4

1
Sunday
21st Dec
25

18

5

5
Monday
22nd Dec
24

17

9

6

5-day weather forecast updated at 04:01 on Wednesday 17th December 2025 GMT

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The 5-day weather forecast for Taiwan (Tainan) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

Tainan weather forecast by day

Below are the detailed weather forecasts for Tainan for the next 5 days.

Tainan weather for Thursday 18th December 2025

Expect broken clouds in Tainan, Taiwan with a maximum temperature of 23°C, maximum UV of 5 (Moderate) and 2 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 19 kph from the north.

23
°C maximum temperature
18
°C minimum temperature
broken clouds
2
hours of sunshine
5
UV index (Moderate)
0
mm of rainfall expected
23
°C wind chill
19
kph wind from N

Tainan weather for Friday 19th December 2025

Expect mostly cloudy with light rain in Tainan, Taiwan with a maximum temperature of 22°C, maximum UV of 3 (Moderate) and no hours of bright sunshine. There are 0-2 mm of rainfall expected with 65% chance of some rain and a gentle breeze of 19 kph from the north.

22
°C maximum temperature
20
°C minimum temperature
mostly cloudy with light rain
0
hours of sunshine
3
UV index (Moderate)
65
% chance of some rain
<2
mm of rainfall expected
22
°C wind chill
19
kph wind from N

Tainan weather for Saturday 20th December 2025

Expect mostly cloudy with rain in Tainan, Taiwan with a maximum temperature of 22°C, maximum UV of 1 (Low) and 4 hours of bright sunshine. There are 5-10 mm of rainfall expected with 49% chance of some rain and a moderate breeze of 22 kph from the north.

22
°C maximum temperature
20
°C minimum temperature
mostly cloudy with rain
4
hours of sunshine
1
UV index (Low)
49
% chance of some rain
<10
mm of rainfall expected
22
°C wind chill
22
kph wind from N

Tainan weather for Sunday 21st December 2025

Expect broken clouds in Tainan, Taiwan with a maximum temperature of 25°C, maximum UV of 5 (Moderate) and 5 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 26 kph from the north.

25
°C maximum temperature
18
°C minimum temperature
broken clouds
5
hours of sunshine
5
UV index (Moderate)
0
mm of rainfall expected
25
°C wind chill
26
kph wind from N

Tainan weather for Monday 22nd December 2025

Expect scattered clouds in Tainan, Taiwan with a maximum temperature of 24°C, maximum UV of 6 (High) and 9 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 22 kph from the north.