Kaohsiung Weather in September
Kaohsiung in September averages 32°C (90°F) during the day and 26°C (79°F) at night. September is part of the rainy season, so frequent rainfall is typical.
Rainfall in Kaohsiung in September
Kaohsiung is in the rainy season in September, with rain on around 15 days and an average of 227 mm (8.9 in). With high rainfall totals spread across the month, individual showers can be very heavy. Waterproof gear is strongly recommended.
Temperature in Kaohsiung in September
September in Kaohsiung brings typical temperatures with highs around 32°C (90°F) and lows of 26°C (79°F). Indoor breaks or shaded spots can make the warmer part of the day much more comfortable. Nights stay warm at around 26°C (79°F), so light bedding and good ventilation are worth thinking about.
Sunshine in Kaohsiung in September
The area experiences a moderate amount of sunshine, with approximately 175 hours of sunlight expected. Even though this month is part of the rainy season, you could still see the sun every now and then.If you're looking for dry conditions and comfortable temperatures, September may not be the ideal month to visit Kaohsiung. Our weather planner can help you explore destinations with more pleasant weather conditions.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Taiwan, check out our Kaohsiung's climate page.
Kaohsiung Temperature in September
Min Temperature
26°C (79°F)
Max Temperature
32°C (90°F)
Chance of Rain
49%
Precipitation
227 mm (8.9 in)
Rainy days
15 days
Humidity
78%
Sunshine
175 hours
Percentage Sunshine
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Kaohsiung typically stay consistent throughout September, with daily highs averaging around 32°C (90°F). Nights are warm, with lows around 25°C (77°F).
Average temperatures in September
Daily Historical Precipitation
50-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in September
Historical weather for Kaohsiung in September
Browse day-by-day weather records for Kaohsiung spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Kaohsiung historical weather extremes in September
Based on weather observations in Kaohsiung between 1976 and 2025, these are the recorded extremes during September.
- On September 24, 1981, temperatures climbed to 40°C (104°F), marking the warmest September day on record.
- The lowest daytime temperature in September was 24°C (75°F), recorded on September 19, 1986.
- Kaohsiung registered its coldest September night on September 21, 1989, with temperatures dropping to 18°C (64°F).
Best Places in Taiwan in September
Find out more about the weather in Taiwan and which places have the best travel conditions in this month. See all of Taiwan in September →
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What to Wear in Kaohsiung in September
Warm weather calls for comfortable, breathable clothing in September. Cotton t-shirts, shorts, light dresses, and sandals are perfect. You might still want a light layer for evenings or air-conditioned places (for example buses). Also bring a poncho, it will rain a lot! Waterproof everything you can. Bring sunglasses since you'll have some sunny periods throughout the monthWhat To Do in Kaohsiung in September
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Taiwan, check out our Kaohsiung's climate page.
Temperature Rainfall Sunshine Humidity
See the full Kaohsiung climate overview or explore weather in Taiwan.
