September Weather in Taiwei, China

Last updated: August 22, 2025

In September, the average temperature in Taiwei, China is a pleasant 23°C (74°F). Expect temperatures to vary, with a minimum of 14°C (57°F) and a maximum reaching up to 36°C (98°F). However, be prepared for some wet days, as the region experiences about 91 mm (3.6 in) of precipitation over 9 days. With an average humidity of 73%, it's wise to stay hydrated while enjoying the warmth!

September Temperature in Taiwei

In September in Taiwei, the average temperature is 23°C (74°F), with maximums reaching 36°C (98°F) and minimums dropping as low as 14°C (57°F). It's an ideal time for travelers looking to enjoy warm weather while also having the option for cooler evenings.

September Weather in Taiwei: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Taiwei, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Taiwei, September typically has an average temperature of 23°C (74°F), with highs reaching up to 36°C (98°F) and lows dropping to around 14°C (57°F).

Data source: Temperature data for Taiwei generated using information from the Copernicus Climate Change Service.

September Precipitation in Taiwei

In Taiwei in September, the precipitation amount is 91 mm (3.6 in) spread over 9 days.

September Precipitation Trends in Taiwei

The chart displays monthly precipitation patterns in Taiwei, with values for each month alongside September’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how September’s conditions compare to those of other months. In Taiwei, September typically receives around 91 mm (3.6 inches) of precipitation spread over approximately 9 days.

Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

September Humidity in Taiwei

In Taiwei in September, humidity is 73%. With an average temperature of 23°C (74°F), this humidity feels like a warm, enveloping blanket, making traveling a bit sweaty and heavy, but still pleasant if you stay hydrated and take breaks in the shade.

September Average Humidity in Taiwei

This chart illustrates the average monthly humidity levels in Taiwei, with September’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In September, average humidity in Taiwei is approximately 73%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Taiwei

In Taiwei in September, the maximum UV index is 9, which corresponds to a very high Exposure Category. The time to burn is just 15 minutes, so it's essential to take precautions. For detailed information, you can check the Hourly UV Index in Taiwei.

Maximum UV Index Levels in Taiwei for September

The chart shows the monthly maximum UV Index (UVI) for Taiwei in September, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In September, the maximum UV index in Taiwei typically reaches 9, which falls under the very high exposure category.

Data source: Taiwei September UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

Extreme (11+): Avoid the sun, stay in shade.
Very High (8-10): Limit sun exposure.
High (6-7): Use SPF 30+ and protective clothing.
Moderate (3-5): Midday shade recommended.
Low (0-2): No protection needed.

How September Weather in Taiwei Compares to Other Months

Weather in Taiwei varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Taiwei, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in Taiwei, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	2°C (36°F)	21 mm (0.8 inches)	68%	moderate
February Weather	6°C (42°F)	23 mm (0.9 inches)	75%	moderate
March Weather	12°C (54°F)	24 mm (0.9 inches)	81%	high
April Weather	17°C (63°F)	38 mm (1.5 inches)	81%	very high
May Weather	23°C (74°F)	47 mm (1.9 inches)	78%	very high
June Weather	28°C (82°F)	116 mm (4.6 inches)	79%	very high
July Weather	29°C (84°F)	194 mm (7.7 inches)	86%	extreme
August Weather	28°C (82°F)	158 mm (6.2 inches)	83%	extreme
September Weather	23°C (74°F)	91 mm (3.6 inches)	73%	very high
October Weather	17°C (62°F)	51 mm (2.0 inches)	77%	very high
November Weather	11°C (53°F)	26 mm (1.0 inches)	83%	moderate
December Weather	4°C (40°F)	11 mm (0.4 inches)	79%	moderate