September weather forecast
Fo Tan, Hong Kong

September, the first month of the autumn in Fo Tan, is still a warm month, with an average temperature varying between 29.6°C (85.3°F) and 26.5°C (79.7°F).

Temperature

In September, Fo Tan's weather conditions record an average high-temperature of a warm 29.6°C (85.3°F), demonstrating little divergence from the preceding month. Fo Tan maintains a near steady average temperature of 26.5°C (79.7°F) during the nights of September, demonstrating little drop from daytime highs.

Heat index

In September, the average heat index is calculated to be a torrid 36°C (96.8°F). Take additional safety steps, risk of heat exhaustion and heat cramps is notable. Prolonged activity may cause heatstroke.
Research indicates the heat index considers values in shaded locales and with light winds. The heat index may experience an enhancement of 15 Fahrenheit (8 Celsius) degrees under direct sunlight.
Note: The heat index, also known as 'real feel' or 'felt air temperature', is derived by integrating air temperature with the existing relative humidity to express the perceived warmth. The impression of weather on a person can be swayed by additional aspects, including metabolic variations, pregnancy, and activity levels. Do note, being directly under sun rays can amplify the heat you feel, potentially raising the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly relevant to 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.
The human body cools itself through perspiration, as excessive warmth is removed from the body through sweat evaporation. An elevated level of relative humidity hinders evaporation, leading to decreased heat elimination from the body, inducing a sensation of excess heat. Heat-related challenges, like dehydration, can be anticipated when body heat isn't managed effectively.

Humidity

The average relative humidity in September in Fo Tan is 77%.

Rainfall

In Fo Tan, during September, the rain falls for 22.7 days and regularly aggregates up to 155mm (6.1") of precipitation. Throughout the year, there are 224.5 rainfall days, and 1264mm (49.76") of precipitation is accumulated.

Daylight

In September, the average length of the day in Fo Tan is 12h and 17min.
On the first day of September in Fo Tan, sunrise is at 06:06 and sunset at 18:40. On the last day of the month, sunrise is at 06:14 and sunset at 18:11 HKT.

Sunshine

The average sunshine in September in Fo Tan, Hong Kong, is 8.4h.

UV index

The months with the highest UV index in Fo Tan are May through September, with an average maximum UV index of 7. A UV Index of 6 to 7 symbolizes a high health risk from unprotected exposure to Sun's UV rays for the average person.
Note: The maximum daily UV index, 7 in September, converts into the following recommendations:
Continue precautions and advocate sun safety advice. Deterrence of sunburn is indispensable. Avoid direct sunlight between the hours of 10 a.m. and 4 p.m., when UV radiation is at its peak. Keep in mind that shade structures may not provide complete protection. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat.