September weather forecast
Miyazaki, Japan

September promises a respite from the intense heat of August. Marking the onset of Autumn, the warm days start to cool, yet the climate remains far from chilly. The noticeable descent in the thermometer's readings predicts the slow approach of chillier times. A dip in rainfall allows the beautiful autumn sun to shine through. Despite a decrease in sea temperature, the water remains warm enough for swimming enthusiasts and water sports aficionados.

Temperature

Miyazaki's weather subtly changes with the onset of September, barely falling from a tropical 32°C (89.6°F) in August to a warm 29°C (84.2°F). Throughout September, an average low-temperature of 21°C (69.8°F) is experienced.

Rainfall

In Miyazaki, during September, the rain falls for 19 days and regularly aggregates up to 313mm (12.32") of precipitation. Throughout the year, in Miyazaki, there are 197 rainfall days, and 2533mm (99.72") of precipitation is accumulated.

Sea temperature

In September, the average sea temperature in Miyazaki is 27.6°C (81.7°F).
Note: Water temperature between 25°C (77°F) and 29°C (84.2°F) is regarded as very warm and enjoyable by all. With these temperatures, water activities are pleasurable, without feeling uncomfortable for prolonged periods.

Daylight

The average length of the day in September is 12h and 22min.
On the first day of the month, sunrise is at 05:49 and sunset at 18:38. On the last day of September, sunrise is at 06:07 and sunset at 18:00 JST.

Sunshine

The months with the least sunshine in Miyazaki are March through June, September and November, with an average of 5h of sunshine.

UV index

In Miyazaki, the average daily maximum UV index in September is 9. A UV Index reading of 8 to 10 represents a very high health hazard from exposure to the Sun's UV radiation for the average person.
Note: The maximum daily UV index of 9 in September interprets into the following recommendations:
Take all necessary measures. Eyes and skin are at risk if left unprotected. Make an effort to avoid direct sun exposure between 10 a.m. and 4 p.m., the peak period for UV radiation, and note that objects like parasols or canopies might not offer full sun protection. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses. Directly after outdoor activities or swimming, a broad-spectrum sunscreen with SPF 30+ should be applied generously and reapplied frequently. Heads up! The reflection of sand and water notably intensifies UV rays from the Sun.