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Weather in Tainan for September 2026

Your guide to Tainan weather in September - trends and predictions

    Temperatures

  • In general, the average temperature in Tainan at the beginning of September is 31.9 °C. As the month progressed, temperatures tended to moderately rise, reaching an average of 32.4 °C by the end of September.

    • Rain 🌧️

  • Tainan experiences heavy rainfall in September, with over 20 rainy days and an average total precipitation 406.6 mm.

Average dry days
2
Dry days
Average rainy days
28
Rainy days
Average snowy days
0
Snow days
Average temperatures
32°/27°
Temperatures
Average wind speed
19 km/h
Avg max wind
Average humidity
69 %
Avg humidity

Tainan Weather September

Move between months or click on a day
August
October
Mon.Tue.Wed.Thu.Fri.Sat.Sun.
1
Light rain shower
31°
2
Partly cloudy
34°
3
Patchy rain possible
32°
4
Moderate or heavy rain shower
32°
5
Light rain shower
32°
6
Light rain shower
32°
7
Light rain shower
30°
8
Moderate or heavy rain shower
30°
9
Light rain shower
31°
10
Moderate or heavy rain shower
31°
11
Cloudy
32°
12
Cloudy
33°
13
Partly cloudy
32°
14
Cloudy
32°
15
Cloudy
33°
16
Partly cloudy
34°
17
Light rain shower
33°
18
Light rain shower
33°
19
Sunny
33°
20
Light rain shower
33°
21
Light rain shower
33°
22
Patchy light rain
30°
23
Light rain shower
31°
24
Patchy rain possible
31°
25
Patchy light drizzle
33°
26
Light rain shower
32°
27
Patchy rain possible
33°
28
Moderate rain at times
32°
29
Patchy light rain
33°
30
Patchy rain possible
33°

Temperatures trend during September in Tainan

See the weather trend as well as the moving average line

September weather in Tainan day by day

Click on a date for more information
August October
Date Weather Temperatures Rain UV More
1 Sept. Light rain shower
Light rain shower
 31° /27° 20.3 mm 7
2 Sept. Partly cloudy
Partly cloudy
 34° /27° 1 mm 8
3 Sept. Patchy rain possible
Patchy rain possible
 32° /27° 5.5 mm 7
4 Sept. Moderate or heavy rain shower
Moderate or heavy rain shower
 32° /27° 31.5 mm 7
5 Sept. Light rain shower
Light rain shower
 32° /27° 6 mm 7
6 Sept. Light rain shower
Light rain shower
 32° /27° 8.4 mm 7
7 Sept. Light rain shower
Light rain shower
 30° /26° 9.1 mm 6
8 Sept. Moderate or heavy rain shower
Moderate or heavy rain shower
 30° /25° 67.9 mm 7
9 Sept. Light rain shower
Light rain shower
 31° /26° 16.9 mm 7
10 Sept. Moderate or heavy rain shower
Moderate or heavy rain shower
 31° /26° 44.9 mm 7
11 Sept. Cloudy
Cloudy
 32° /26° 5.7 mm 7
12 Sept. Cloudy
Cloudy
 33° /27° 3.6 mm 7
13 Sept. Partly cloudy
Partly cloudy
 32° /27° 7.3 mm 7
14 Sept. Cloudy
Cloudy
 32° /27° 3 mm 7
15 Sept. Cloudy
Cloudy
 33° /27° 1.7 mm 8
16 Sept. Partly cloudy
Partly cloudy
 34° /27° 1 mm 8
17 Sept. Light rain shower
Light rain shower
 33° /28° 2.9 mm 7
18 Sept. Light rain shower
Light rain shower
 33° /26° 5.4 mm 7
19 Sept. Sunny
Sunny
 33° /27° 3.2 mm 7
20 Sept. Light rain shower
Light rain shower
 33° /27° 3.3 mm 7
21 Sept. Light rain shower
Light rain shower
 33° /27° 4.5 mm 7
22 Sept. Patchy light rain
Patchy light rain
 30° /26° 18.4 mm 7
23 Sept. Light rain shower
Light rain shower
 31° /26° 16.1 mm 7
24 Sept. Patchy rain possible
Patchy rain possible
 31° /26° 15.1 mm 7
25 Sept. Patchy light drizzle
Patchy light drizzle
 33° /27° 3.3 mm 7
26 Sept. Light rain shower
Light rain shower
 32° /27° 2.2 mm 7
27 Sept. Patchy rain possible
Patchy rain possible
 33° /28° 2.5 mm 7
28 Sept. Moderate rain at times
Moderate rain at times
 32° /27° 4.4 mm 7
29 Sept. Patchy light rain
Patchy light rain
 33° /28° 2.1 mm 7
30 Sept. Patchy rain possible
Patchy rain possible
 33° /28° 2.3 mm 7
Next
Important Notice
Our weather forecast for Tainan in September 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 September - FAQ

What are the expected maximum and minimum temperatures in Tainan during September?
During September, expect a variety of temperatures with highs around 32° and lows near 27°, suitable for diverse activities and preferences.
How much rainfall should be expected in Tainan during September?
Significant rainfall exceeding 406.6 mm is expected in Tainan during September, occurring over more than 28 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Tainan during September?
The average wind speed in Tainan during September is 19 km/h, suggesting breezy to windy conditions, depending on your activities.

September rainfall patterns in Tainan

Explore the daily rainfall trends and prepare for Tainans September weather 💧
Typically, Tainan has 28 rainy days in September with a total of 406.6 mm of rainfall.

UV exposure in Tainan during September

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

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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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