September weather forecast
Taitung City, Taiwan

As summer eases into autumn, September in Taitung City observes a decline in the average high temperature. The city's rainfall pattern experiences a drop as well, with a total of 299mm (11.77"), comparatively less than the August recording. Still, the number of rainy days increases, distributing the rainfall more evenly throughout the month. The gradually retreating sunshine hours coupled with the pleasant sea temperatures offer much beauty and recreation. As the weather softens, September clears the way for the less extreme conditions in the forthcoming months.

Temperature

In September, Taitung City notes an average high-temperature of a still tropical 31°C (87.8°F), hardly different from the preceding month. In September, the average low-temperature records at a moderately hot 24.8°C (76.6°F) during the nights.

Heat index

The heat index value for September is calculated to be an extremely hot 40°C (104°F). Adopt heightened safety measures, heat cramps and heat exhaustion may occur. Sustained activity might cause heatstroke.
Always consider that heat index estimations are for light winds and places in the shade. Direct sunlight exposure may cause a 15 Fahrenheit (8 Celsius) degrees rise in the heat index.
Note: The heat index, also known as 'feels like' or 'felt air temperature', integrates the air's temperature and its humidity to showcase the felt temperature by people. The individual's impression of temperature can be shaped by additional aspects such as metabolic variations, physical activity, and clothing. By being directly under the sun, it's possible for the felt temperature to increase by 15 Fahrenheit (8 Celsius) degrees. Heat index values are primarily vital for children. Juveniles are regularly less conscious of the need to recuperate and rehydrate. Thirst is a tardy symptom of dehydration - hydration, especially during lengthy physical activities, should be maintained.
Evaporating sweat, an outcome of perspiration, is key in assisting the human body to moderate its temperature. Increased relative humidity interferes with body cooling by slowing the rate of evaporation, resulting in a slower body cooling rate and a heightened feeling of heat. If heat absorption exceeds the body's cooling ability, body temperature can elevate, resulting in potential thermal illnesses.

Humidity

In Taitung City, the average relative humidity in September is 77.4%.

Rainfall

In Taitung City, in September, it is raining for 13.7 days, with typically 299mm (11.77") of accumulated precipitation. In Taitung City, during the entire year, the rain falls for 124.9 days and collects up to 1856mm (73.07") of precipitation.

Sea temperature

In Taitung City, in September, the average water temperature is 28.5°C (83.3°F).
Note: Ideal surface water temperatures for any water activity fall between 25°C (77°F) and 29°C (84.2°F), offering maximum enjoyment for lengthened periods.

Daylight

The average length of the day in September in Taitung City, Taiwan, is 12h and 17min.
On the first day of September, sunrise is at 05:38 and sunset at 18:12. On the last day of the month, sunrise is at 05:46 and sunset at 17:44 CST.

Sunshine

In September, the average sunshine in Taitung City is 5.7h.