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Weather in Tainan for May 2025

Your guide to Tainan weather in May - trends and predictions

    Temperatures

  • Until now, May 2025 in Tainan has been nearly identical to the historical average, with a temperature of 31 °C (showing only a slight deviation of 0.5 °C).

  • The forecast for the next days in Tainan predicts temperatures to be around 32 °C, close to the historical average.

  • In general, the average temperature in Tainan at the beginning of May is 31.4 °C. As the month progressed, temperatures tended to slightly increase, reaching an average of 31.6 °C by the end of May.

    • Rain 🌧️

  • Tainan experiences heavy rainfall in May, with over 20 rainy days and an average total precipitation 124.8 mm.

Average dry days
9
Dry days
Average rainy days
22
Rainy days
Average snowy days
0
Snow days
Average temperatures
30°/25°
Temperatures
Average wind speed
17 km/h
Avg max wind
Average humidity
66 %
Avg humidity

Tainan Weather May

Move between months or click on a day
April
June
Mon.Tue.Wed.Thu.Fri.Sat.Sun.
1
Patchy rain possible
30°
2
Partly cloudy
31°
3
Partly cloudy
31°
4
Sunny
32°
5
Partly cloudy
32°
6
Cloudy
33°
7
Moderate or heavy rain shower
31°
8
Moderate rain at times
29°
9
Patchy rain possible
30°
10
Overcast
30°
11
Overcast
28°
12
Patchy rain possible
29°
13
Moderate rain at times
30°
14
Patchy rain possible
29°
15
Moderate or heavy rain shower
30°
16
Overcast
30°
17
Patchy rain possible
32°
18
Heavy rain at times
31°
19
Moderate rain at times
31°
20
Moderate rain at times
29°
21
Sunny
33°
22
Patchy rain possible
32°
23
Patchy rain possible
32°
24
Sunny
33°
25
Patchy rain possible
32°
26
Partly cloudy
32°
27
Patchy rain possible
33°
28
Patchy rain possible
33°
29
Patchy rain possible
33°
30
Heavy rain
28°
31
Patchy rain possible
30°

Temperatures trend during May in Tainan

See the weather trend as well as the moving average line

May weather in Tainan day by day

Click on a date for more information
April June
Date Weather Temperatures Rain UV More
1 May Patchy rain possible
Patchy rain possible
 30° /23° 2.5 mm 7
2 May Partly cloudy
Partly cloudy
 31° /23° 1.2 mm 8
3 May Partly cloudy
Partly cloudy
 31° /24° 0 mm 8
4 May Sunny
Sunny
 32° /24° 0 mm 8
5 May Partly cloudy
Partly cloudy
 32° /26° 0 mm 8
6 May Cloudy
Cloudy
 33° /26° 0.1 mm 7
7 May Moderate or heavy rain shower
Moderate or heavy rain shower
 31° /25° 3.7 mm 7
8 May Moderate rain at times
Moderate rain at times
 29° /24° 6.2 mm 7
9 May Patchy rain possible
Patchy rain possible
 30° /25° 1.8 mm 6
10 May Overcast
Overcast
 30° /24° 12.7 mm 6
11 May Overcast
Overcast
 28° /22° 21.3 mm 6
12 May Patchy rain possible
Patchy rain possible
 29° /23° 0.9 mm 7
13 May Moderate rain at times
Moderate rain at times
 30° /24° 1.4 mm 6
14 May Patchy rain possible
Patchy rain possible
 29° /24° 0.5 mm 7
15 May Moderate or heavy rain shower
Moderate or heavy rain shower
 30° /23° 2.8 mm 7
16 May Overcast
Overcast
 30° /24° 0.8 mm 7
17 May Patchy rain possible
Patchy rain possible
 32° /25° 0.9 mm 7
18 May Heavy rain at times
Heavy rain at times
 31° /26° 2.2 mm 7
19 May Moderate rain at times
Moderate rain at times
 31° /26° 3.2 mm 7
20 May Moderate rain at times
Moderate rain at times
 29° /25° 11.5 mm 7
21 May Sunny
Sunny
 33° /29° 0.1 mm 3
22 May Patchy rain possible
Patchy rain possible
 32° /29° 0.7 mm 2.8
23 May Patchy rain possible
Patchy rain possible
 32° /29° 0.5 mm 7
24 May Sunny
Sunny
 33° /28° 0 mm 8
25 May Patchy rain possible
Patchy rain possible
 32° /27° 0.1 mm 6
26 May Partly cloudy
Partly cloudy
 32° /27° 0 mm 7
27 May Patchy rain possible
Patchy rain possible
 33° /28° 2.3 mm 6
28 May Patchy rain possible
Patchy rain possible
 33° /28° 1.9 mm 6
29 May Patchy rain possible
Patchy rain possible
 33° /28° 0.8 mm 6
30 May Heavy rain
Heavy rain
 28° /24° 31.2 mm 6
31 May Patchy rain possible
Patchy rain possible
 30° /24° 3.7 mm 6
Next
Important Notice
Our weather forecast for Tainan in May is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Tainan forecast closer to your planned date for the most up-to-date weather information.
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Tainan in May - FAQ

What are the expected maximum and minimum temperatures in Tainan during May?
During May, expect a variety of temperatures with highs around 30° and lows near 25°, suitable for diverse activities and preferences.
How much rainfall should be expected in Tainan during May?
Significant rainfall exceeding 124.8 mm is expected in Tainan during May, occurring over more than 22 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Tainan during May?
The average wind speed in Tainan during May is 17 km/h, suggesting breezy to windy conditions, depending on your activities.

May rainfall patterns in Tainan

Explore the daily rainfall trends and prepare for Tainans May weather 💧

UV exposure in Tainan during May

Stay informed about UV levels for safe outdoor activities throughout the month of May ☀️

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Location coordinates Where is Tainan?

Get accurate weather forecasts for Tainan, located at latitude 22.991 and longitude 120.213. Stay updated with localized weather information tailored for Tainan.

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