September weather forecastTakashima, Japan

September

Weather in September

September, the first month of the autumn in Takashima, is also a moderately hot month, with an average temperature varying between 25.5°C (77.9°F) and 17.8°C (64°F).

Temperature

In September, the meteorological conditions change slightly, with the average high-temperature moving from a hot 30.3°C (86.5°F) in August to a warm 25.5°C (77.9°F). During the month of September, the nighttime temperature falls to an average of 17.8°C (64°F).

Humidity

In Takashima, Japan, the average relative humidity in September is 82%.

Rainfall

In Takashima, during September, the rain falls for 16.5 days and regularly aggregates up to 127mm (5") of precipitation. Throughout the year, there are 211 rainfall days, and 1301mm (51.22") of precipitation is accumulated.

Snowfall

April through November are months without snowfall in Takashima, Japan.

Daylight

In Takashima, the average length of the day in September is 12h and 25min.
On the first day of the month, sunrise is at 05:28 and sunset at 18:23. On the last day of September, in Takashima, sunrise is at 05:50 and sunset at 17:41 JST.

Sunshine

In September, the average sunshine is 7.8h.

UV index

In Takashima, the average daily maximum UV index in September is 5. A UV Index reading of 3 to 5 represents a moderate health risk from exposure to the Sun's UV rays for the average person.
Note: The daily high UV index of 5 in September translates into this advice:
Be careful. Light complexion individuals might get burns in fewer than 30 minutes. Considering the strength of solar radiation at midday, one should avoid direct Sun exposure. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key.

Frequently asked questions

In September, in Takashima, the average high-temperature is 25.5°C (77.9°F), and the average low-temperature is 17.8°C (64°F). The average heat index (a.k.a. 'real feel', 'felt air temperature'), which combines air temperature and relative humidity, in August is estimated at 39°C (102.2°F).

In September, the average relative humidity in Takashima, Japan, is 82%.

In Takashima, Japan, in September, it is raining for 16.5 days, with typically 127mm (5") of accumulated precipitation.

April through November are months without snowfall in Takashima.

The average day length in September in Takashima, Japan, is 12h and 25min.

On the first day of September in Takashima, Japan, sunrise is at 05:28 and sunset at 18:23. On the last day of the month, sunrise is at 05:50 and sunset at 17:41 JST.

In September, the average sunshine duration is 7.8h.

In September, the average daily maximum UV index in Takashima is 5. A UV Index reading of 3 to 5 represents a medium hazard to health from unprotected exposure to UV radiation.
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 sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Takashima, Japan

  • Average high temperature in September: 25.5°C

The warmest month (with the highest average high temperature) is August (30.3°C).
The month with the lowest average high temperature is January (4.8°C).

  • Average low temperature in September: 17.8°C

The month with the highest average low temperature is August (21.8°C).
The coldest month (with the lowest average low temperature) is January (-0.6°C).

Average pressure in September
Takashima, Japan

  • Average pressure in September: 1013.1mbar

The months with the highest atmospheric pressure are February and November (1019.5mbar).
The month with the lowest atmospheric pressure is June (1009mbar).

Average wind speed in September
Takashima, Japan

  • Average wind speed in September: 7.1km/h

The windiest month (with the highest average wind speed) is January (9.3km/h).
The calmest month (with the lowest average wind speed) is July (6.2km/h).

Average humidity in September
Takashima, Japan

  • Average humidity in September: 82%

The months with the highest relative humidity are January and July (84%).
The month with the lowest relative humidity is May (76%).

Average rainfall in September
Takashima, Japan

  • Average rainfall in September: 127mm

The wettest month (with the highest rainfall) is July (206mm).
The driest month (with the least rainfall) is November (59mm).

Average rainfall days in September
Takashima, Japan

  • Average rainfall days in September: 16.5 days

The month with the highest number of rainy days is December (22 days).
The month with the least rainy days is October (14.2 days).

Average snowfall in September
Takashima, Japan

  • Average snowfall in September: 0mm

The month with the highest snowfall is January (184mm).
The months with the least snowfall are April, May, June, July, August, September, October and November (0mm).

Average snowfall days in September
Takashima, Japan

  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (11.6 days).
The months with the least snowfall days are May, June, July, August, September, October and November (0 days).

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

  • Average daylight in September: 12h and 24min

The month with the longest days is June (Average daylight: 14h and 30min).
The month with the shortest days is December (Average daylight: 9h and 48min).

  • Average sunshine in September: 7h and 48min

The month with the most sunshine is August (Average sunshine: 9h and 54min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).

Average sunshine days in September
Takashima, Japan

  • Average sunshine days in September: 12.5 days

The month with the most sunshine days is October (14.7 days).
The month with the least sunshine days is December (5.1 days).

Average UV index in September
Takashima, 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, February and December (UV index 2).

Average cloud cover in September
Takashima, Japan

  • Average cloud cover in September: 48

The month with the most cloud cover is January (Cloud cover 59).
The month with the least cloud cover is May (Cloud cover 41).

Average visibility in September
Takashima, Japan

  • Average visibility in September: 8km

The months with the highest visibility are January, February, March, April, May, June, August, September, October, November and December (8km).
The month with the lowest visibility is July (7km).