July Weather in Si'en, China

Last updated: August 22, 2025

In July, the average temperature in Si'en, China reaches a balmy 28°C (83°F). Expect a minimum of 22°C (72°F) and a warm maximum of 36°C (98°F). With an average humidity of 89%, it's a month filled with moisture and warmth. Be prepared for some rain, as 258 mm (10.1 in) of precipitation is recorded over approximately 25 days.

July Temperature in Si'en

In July in Si'en, the average temperature is 28°C (83°F). Maximums can reach 36°C (98°F), and minimums can be as low as 22°C (72°F). This mild climate makes it an ideal destination for travelers looking to enjoy warm weather and outdoor activities.

July Weather in Si'en: Daily Temperature Highs, Lows, and Averages

The chart illustrates July temperature patterns in Si'en, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Si'en, July typically has an average temperature of 28°C (83°F), with highs reaching up to 36°C (98°F) and lows dropping to around 22°C (72°F).

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

July Precipitation in Si'en

In Si'en in July, the precipitation amount is 258 mm (10.1 in) over the course of 25 days.

July Precipitation Trends in Si'en

The chart displays monthly precipitation patterns in Si'en, with values for each month alongside July’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how July’s conditions compare to those of other months. In Si'en, July typically receives around 258 mm (10.1 inches) of precipitation spread over approximately 25 days.

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

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Millimeters (mm) Inches (in)

July Humidity in Si'en

In Si'en in July, humidity is 89%. With an average temperature of 28°C (83°F), this humidity feels like a warm, heavy blanket enveloping you, making outdoor activities feel sticky and strenuous, and requiring constant hydration to stay comfortable while exploring.

July Average Humidity in Si'en

This chart illustrates the average monthly humidity levels in Si'en, with July’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In July, average humidity in Si'en is approximately 89%, offering insight into how humid the weather typically is during this month.

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

July UV Index in Si'en

In Si'en in July, 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 Si'en.

Maximum UV Index Levels in Si'en for July

The chart shows the monthly maximum UV Index (UVI) for Si'en in July, 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 July, the maximum UV index in Si'en typically reaches 13, which falls under the extreme exposure category.

Data source: Si'en July 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 July Weather in Si'en Compares to Other Months

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

This table compares monthly weather conditions in Si'en, showing how July’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	11°C (52°F)	80 mm (3.1 inches)	59%	high
February Weather	12°C (55°F)	94 mm (3.7 inches)	67%	very high
March Weather	17°C (63°F)	184 mm (7.2 inches)	70%	extreme
April Weather	20°C (69°F)	191 mm (7.5 inches)	67%	extreme
May Weather	24°C (76°F)	292 mm (11.5 inches)	84%	extreme
June Weather	27°C (80°F)	429 mm (16.9 inches)	87%	extreme
July Weather	28°C (83°F)	258 mm (10.1 inches)	89%	extreme
August Weather	28°C (83°F)	261 mm (10.3 inches)	86%	extreme
September Weather	27°C (80°F)	170 mm (6.7 inches)	66%	extreme
October Weather	21°C (71°F)	131 mm (5.1 inches)	66%	very high
November Weather	17°C (63°F)	89 mm (3.5 inches)	69%	very high
December Weather	12°C (54°F)	56 mm (2.2 inches)	68%	high