September Weather in Shanghu, China

Last updated: August 22, 2025

In Shanghu, China, the average temperature in September is a pleasant 25°C (77°F), ranging from a minimum of 15°C (59°F) to a warm maximum of 35°C (95°F). Expect 134 mm (5.3 in) of precipitation spread over 12 days, with an average humidity of 81%. Perfect weather for those who love a bit of warmth and don’t mind the occasional shower!

September Temperature in Shanghu

In September in Shanghu, the average temperature is 25°C (77°F). The maximum can reach 35°C (95°F), while the minimum can be as low as 15°C (59°F). This pleasant climate makes it an ideal time for travelers to explore and enjoy the outdoor attractions in Shanghu.

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

The chart illustrates September temperature patterns in Shanghu, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Shanghu, September typically has an average temperature of 25°C (77°F), with highs reaching up to 35°C (95°F) and lows dropping to around 15°C (59°F).

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

September Precipitation in Shanghu

In Shanghu in September, the precipitation amount is 134 mm (5.3 in) over a period of 12 days.

September Precipitation Trends in Shanghu

The chart displays monthly precipitation patterns in Shanghu, 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 Shanghu, September typically receives around 134 mm (5.3 inches) of precipitation spread over approximately 12 days.

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

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Millimeters (mm) Inches (in)

September Humidity in Shanghu

In Shanghu in September, humidity is 81%. With an average temperature of 25°C (77°F), this humidity feels like walking through a warm, thick blanket, making traveling quite challenging as you may feel sticky and sluggish, requiring frequent breaks to stay refreshed and hydrated.

September Average Humidity in Shanghu

This chart illustrates the average monthly humidity levels in Shanghu, 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 Shanghu is approximately 81%, 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 Shanghu

In Shanghu in September, the maximum UV index reaches 10, which corresponds to a very high Exposure Category. With a time to burn of just 15 minutes, it's crucial to take precautions. For more detailed information, you can check the Hourly UV Index in Shanghu.

Maximum UV Index Levels in Shanghu for September

The chart shows the monthly maximum UV Index (UVI) for Shanghu 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 Shanghu typically reaches 10, which falls under the very high exposure category.

Data source: Shanghu 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 Shanghu Compares to Other Months

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

This table compares monthly weather conditions in Shanghu, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	5°C (41°F)	54 mm (2.1 inches)	70%	moderate
February Weather	6°C (44°F)	56 mm (2.2 inches)	73%	high
March Weather	12°C (53°F)	68 mm (2.7 inches)	81%	very high
April Weather	16°C (61°F)	73 mm (2.9 inches)	87%	very high
May Weather	22°C (71°F)	120 mm (4.7 inches)	87%	very high
June Weather	25°C (77°F)	161 mm (6.3 inches)	89%	extreme
July Weather	29°C (84°F)	256 mm (10.1 inches)	93%	extreme
August Weather	29°C (85°F)	154 mm (6.1 inches)	91%	extreme
September Weather	25°C (77°F)	134 mm (5.3 inches)	81%	very high
October Weather	19°C (66°F)	46 mm (1.8 inches)	80%	very high
November Weather	14°C (57°F)	44 mm (1.7 inches)	82%	high
December Weather	7°C (45°F)	42 mm (1.6 inches)	77%	moderate