August weather forecast
Guangzhou, China

By August, the weather in Guangzhou remains in a relatively stable state. Most parameters show minor shifts indicating a slight break from the intense high-summer trend. A minor decline in rainfall is observed, yet rainfall remains quite substantial, with an accumulated average of 227mm (8.94"). Mirroring July, the UV index remains at its peak, therefore sunscreen use is typically at an all time high. This moist warmth sustains the vibrant greenery throughout the city, adding to the beauty of Guangzhou.

Temperature

August's advent denotes a minor fluctuation in the average high-temperature to a still tropical 32.7°C (90.9°F) from July's 32.8°C (91°F). During August, the average low-temperature in Guangzhou is a warm 25.4°C (77.7°F).

Heat index

For August, the heat index is computed to be a blazing hot 48°C (118.4°F). Be prepared: Heat cramps and heat exhaustion are probable. Continued activity may lead to heatstroke.
Heat index data is primarily for areas with shade and subjected to light winds. A rise in the heat index by 15 Fahrenheit (8 Celsius) degrees may result from direct sunlight exposure.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', is a numerical representation of warmth when taking temperature and moisture levels into account. Additional elements including metabolic differences, the level of physical activity, and attire have a role in shaping the individual's temperature perception. It is noteworthy that being in direct sunlight can enhance the weather's impact, raising the heat index by as much as 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical to babies and toddlers. Young ones often do not realize the necessity to rest and replenish their fluids. Thirst is a delayed indication of dehydration - keeping hydrated, particularly in prolonged physical activity, is crucial.
The evaporation of sweat is a natural cooling mechanism of the human body, facilitated by perspiration. Higher relative humidity impedes evaporation, thus reducing heat dispersion from the body, culminating in a sensation of overheating. Elevated heat gain compared to the body's release capability poses risks of dehydration and potential overheating.

Humidity

The average relative humidity in August in Guangzhou, China, is 82%.

Rainfall

In Guangzhou, China, in August, it is raining for 16.8 days, with typically 227mm (8.94") of accumulated precipitation. Throughout the year, there are 149.2 rainfall days, and 1736mm (68.35") of precipitation is accumulated.

Daylight

In Guangzhou, the average length of the day in August is 12h and 55min.
On the first day of August in Guangzhou, sunrise is at 05:57 and sunset at 19:08. On the last day of the month, sunrise is at 06:08 and sunset at 18:45 CST.

Sunshine

In August, the average sunshine is 5.6h.

UV index

April through August, with an average maximum UV index of 12, are months with the highest UV index in Guangzhou. A UV Index estimate of 11, and higher, represents an ultimate health vulnerability from exposure to the Sun's UV rays for ordinary individuals.
Note: A daily high UV index of 12 in August leads to these guidelines:
Enforce all necessary precautions, unprotected skin might burn swiftly. Avoid direct Sun exposure and stay in the shade between 10 a.m. and 4 p.m., a time when UV radiation is most intense, noting that not all shade structures offer full protection. Tightly woven clothing, when worn loosely, shields effectively against the Sun. Applying and reapplying liberally a broad-spectrum sunscreen of SPF 30+ every two hours, and straight after a swim or outdoor activity is recommended.