September Weather in Gahai, China

Last updated: August 22, 2025

In September, the average temperature in Gahai, China hovers around 8°C (46°F). Expect minimums plummeting to -4°C (24°F) and maximums reaching a mild 19°C (66°F). This month typically sees about 134 mm (5.3 in) of precipitation spread over 21 days, accompanied by a high average humidity of 88%.

September Temperature in Gahai

In September in Gahai, the average temperature is 8°C (46°F). The maximum can reach 19°C (66°F), and the minimum can be as low as -4°C (24°F). This makes it a great time to explore Gahai, but be sure to pack layers for varying temperatures!

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

The chart illustrates September temperature patterns in Gahai, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Gahai, September typically has an average temperature of 8°C (46°F), with highs reaching up to 19°C (66°F) and lows dropping to around -4°C (24°F).

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

September Precipitation in Gahai

In Gahai in September, the precipitation amount is 134 mm (5.3 in) over the course of 21 days.

September Precipitation Trends in Gahai

The chart displays monthly precipitation patterns in Gahai, 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 Gahai, September typically receives around 134 mm (5.3 inches) of precipitation spread over approximately 21 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 Gahai

In Gahai in September, humidity is 88%. With an average temperature of 8°C (46°F), this humidity feels like a damp chill that seeps into your bones, making outdoor exploration feel much more uncomfortable than the temperature alone would suggest.

September Average Humidity in Gahai

This chart illustrates the average monthly humidity levels in Gahai, 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 Gahai is approximately 88%, 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 Gahai

In Gahai in September, the maximum UV index reaches 13, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's crucial to take protective measures. For detailed information, you can check the Hourly UV Index in Gahai.

Maximum UV Index Levels in Gahai for September

The chart shows the monthly maximum UV Index (UVI) for Gahai 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 Gahai typically reaches 13, which falls under the extreme exposure category.

Data source: Gahai 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 Gahai Compares to Other Months

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

This table compares monthly weather conditions in Gahai, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-10°C (15°F)	13 mm (0.5 inches)	77%	moderate
February Weather	-8°C (18°F)	17 mm (0.7 inches)	83%	high
March Weather	-3°C (26°F)	33 mm (1.3 inches)	79%	very high
April Weather	1°C (34°F)	66 mm (2.6 inches)	73%	extreme
May Weather	5°C (42°F)	120 mm (4.7 inches)	79%	extreme
June Weather	9°C (48°F)	156 mm (6.1 inches)	84%	extreme
July Weather	11°C (52°F)	137 mm (5.4 inches)	86%	extreme
August Weather	11°C (52°F)	174 mm (6.8 inches)	89%	extreme
September Weather	8°C (46°F)	134 mm (5.3 inches)	88%	extreme
October Weather	2°C (35°F)	108 mm (4.2 inches)	86%	very high
November Weather	-5°C (23°F)	26 mm (1.0 inches)	80%	high
December Weather	-10°C (15°F)	9 mm (0.4 inches)	76%	moderate