September weather forecastUbe, Japan

September

Weather in September

September, the first month of the autumn in Ube, is also a moderately hot month, with temperature in the range of an average low of 20.5°C (68.9°F) and an average high of 26.3°C (79.3°F).

Temperature

Ube's September weather features a light decline in high-temperatures, reducing from a tropical 30.1°C (86.2°F) in August to a warm 26.3°C (79.3°F). In Ube, the average nighttime temperature during September is a pleasant 20.5°C (68.9°F).

Humidity

The average relative humidity in September in Ube is 79%.

Rainfall

In September, in Ube, Japan, the rain falls for 12.8 days. Throughout September, 64mm (2.52") of precipitation is accumulated. Throughout the year, in Ube, there are 159.5 rainfall days, and 895mm (35.24") of precipitation is accumulated.

Snowfall

In Ube, snow does not fall in March through November.

Sea temperature

In Ube, the average seawater temperature in September is 25.3°C (77.5°F).
Note: Swimming, diving, and other water-related activities in temperatures between 25°C (77°F) and 29°C (84.2°F) are considered highly enjoyable and satisfying for longer durations without uneasiness.

Daylight

The average length of the day in September is 12h and 23min.
On the first day of September, sunrise is at 05:48 and sunset at 18:41. On the last day of the month, sunrise is at 06:08 and sunset at 18:01 JST.

Sunshine

In Ube, the average sunshine in September is 8.8h.

UV index

The average daily maximum UV index in September is 5. A UV Index estimate of 3 to 5 represents a moderate health risk from exposure to the Sun's UV rays for ordinary individuals.
Note: In September, a daily UV index of 5 turns into the following recommendations:
Heed the precautions - It is counselled to guard against solar damage. The most potent solar radiation is around mid-day, so one should minimize exposure to direct sunlight during this period. Tightly woven clothing, when worn loosely, shields effectively against the Sun. Beware! Reflections from sand and water can intensify the Sun's UV radiation.

Frequently asked questions

In Ube, in September, the average high-temperature is 26.3°C (79.3°F), and the average low-temperature is 20.5°C (68.9°F). The average heat index (a.k.a. 'apparent temperature', 'real feel'), which combines air temperature and relative humidity, in August is appraised at 38°C (100.4°F).

In Ube, the average relative humidity in September is 79%.

In Ube, Japan, in September, during 12.8 rainfall days, 64mm (2.52") of precipitation is typically accumulated.

March through November are months without snowfall in Ube, Japan.

In September, the average sea temperature is 25.3°C (77.5°F). 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.

In September, the average day length in Ube, Japan, is 12h and 23min.

In September, on the first day of the month, sunrise is at 05:48 and sunset at 18:41. On the last day of the month, in Ube, Japan, sunrise is at 06:08 and sunset at 18:01 JST.

In Ube, Japan, the average sunshine duration in September is 8.8h.

The average daily maximum UV index in September in Ube is 5. A UV Index value of 3 to 5 symbolizes a moderate vulnerability from unsafe exposure to Sun's UV rays.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall
Average snowfall days
Average sea temperature
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Ube, Japan

  • Average high temperature in September: 26.3°C

The warmest month (with the highest average high temperature) is August (30.1°C).
The month with the lowest average high temperature is January (8.6°C).

  • Average low temperature in September: 20.5°C

The month with the highest average low temperature is August (23.9°C).
The coldest month (with the lowest average low temperature) is January (4.1°C).

Average pressure in September
Ube, Japan

  • Average pressure in September: 1012.5mbar

The month with the highest atmospheric pressure is January (1021.7mbar).
The month with the lowest atmospheric pressure is June (1008.3mbar).

Average wind speed in September
Ube, Japan

  • Average wind speed in September: 9.5km/h

The windiest month (with the highest average wind speed) is January (14.1km/h).
The calmest month (with the lowest average wind speed) is June (8.8km/h).

Average humidity in September
Ube, Japan

  • Average humidity in September: 79%

The month with the highest relative humidity is July (85%).
The months with the lowest relative humidity are January and March (71%).

Average rainfall in September
Ube, Japan

  • Average rainfall in September: 64mm

The wettest month (with the highest rainfall) is July (186mm).
The driest month (with the least rainfall) is November (35mm).

Average rainfall days in September
Ube, Japan

  • Average rainfall days in September: 12.8 days

The month with the highest number of rainy days is July (19.6 days).
The month with the least rainy days is October (10 days).

Average snowfall in September
Ube, Japan

  • Average snowfall in September: 0mm

The month with the highest snowfall is January (12mm).
The months with the least snowfall are March, April, May, June, July, August, September, October and November (0mm).

Average snowfall days in September
Ube, Japan

  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (3.2 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).

Average sea temperature in September
Ube, Japan

  • Average sea temperature in September: 25.3°C

The best month for swimming (with the highest average sea temperature) is August (26.5°C).
The coldest month (with the lowest average sea temperature) is February (11.8°C).

Average daylight in September /
Average sunshine in September
Ube, Japan

  • Average daylight in September: 12h and 24min

The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 9h and 54min).

  • Average sunshine in September: 8h and 48min

The month with the most sunshine is August (Average sunshine: 10h and 42min).
The month with the least sunshine is January (Average sunshine: 4h and 12min).

Average sunshine days in September
Ube, Japan

  • Average sunshine days in September: 14.8 days

The months with the most sunshine days are May and October (19.2 days).
The month with the least sunshine days is July (9.3 days).

Average UV index in September
Ube, Japan

  • Average UV index in September: 5

The month with the highest UV index is July (UV index 7).
The months with the lowest UV index are January and December (UV index 2).

Average cloud cover in September
Ube, Japan

  • Average cloud cover in September: 37

The month with the most cloud cover is January (Cloud cover 52).
The month with the least cloud cover is August (Cloud cover 31).

Average visibility in September
Ube, Japan

  • Average visibility in September: 9km

The months with the highest visibility are February, March, October, November and December (10km).
The months with the lowest visibility are June and July (8km).