July weather forecastDongguan, China

Weather in July

As July sets in, Dongguan experiences its highest temperatures of the year. Along with the elevated temperatures, the wind speed also sees a slight increase, making the weather unpredictable at times. The daily hours of sun remain at their peak for the year, offering a respite from the frequent rains. The humid conditions persist throughout July. This month notes a decrease in rainfall to an average of 61mm (2.4"), a significant drop from June's higher numbers.

Temperature

Dongguan's shift into July is marked by a subtle change to a still hot 33.1°C (91.6°F) from June's 32.1°C (89.8°F) in temperature. Dongguan encounters an average low-temperature of 26.5°C (79.7°F) during July nights.

Heat index

The average heat index in July is appraised at a blazing hot 46°C (114.8°F). Forewarned: Heat cramps and heat exhaustion are anticipated. Ongoing physical activity increases the likelihood of heatstroke.
It is noted that heat index values are ascertained for locations in the shade and with gentle breezes. Under direct sunshine, the heat index values might be elevated by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'apparent temperature', is a single figure representing how weather conditions feel when combining temperature and humidity. Elements such as metabolic variations, pregnancy, and physical exertion can shape one's weather perception. Taking into account that direct sunlight can boost the heat effect, the heat index may rise by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are of high significance for children. Youngsters frequently overlook the need for breaks and fluid intake. Thirst is an advanced sign of dehydration - thereby highlighting the importance of keeping hydrated, particularly during long physical activities.
To cool down, the human body relies on perspiration, a process where excessive heat is eliminated as sweat evaporates. A surge in relative humidity can disrupt the body's normal cooling function by slowing evaporation, hence reducing the rate at which the body cools and intensifying the perception of heat. Inadequate heat shedding in the face of rising body temperatures hints at potential dehydration risks.

Humidity

The average relative humidity in July is 75%.

Rainfall

In Dongguan, in July, it is raining for 22 days, with typically 61mm (2.4") of accumulated precipitation. Throughout the year, in Dongguan, there are 178.4 rainfall days, and 559mm (22.01") of precipitation is accumulated.

Daylight

In Dongguan, the average length of the day in July is 13h and 23min.
On the first day of the month, sunrise is at 05:43 and sunset at 19:14. On the last day of July, in Dongguan, sunrise is at 05:55 and sunset at 19:07 CST.

Sunshine

The month with the most sunshine is July, with an average of 9.2h of sunshine.

UV index

May through September, with an average maximum UV index of 7, are months with the highest UV index. A UV Index of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV radiation for average individuals.
Note: A maximum daily UV index of 7 during July morphs into the following directions:
Steer clear of overexposure. Fair-skinned individuals can be scorched in less than 20 minutes. Stay in the shade and limit sun exposure from 10 a.m. to 4 p.m., when UV radiation is most potent. Keep in mind that shade structures like parasols or canopies do not offer full protection. Experience reduced UV exposure by about half when donning a wide-brim hat.