September weather forecast
Shibadaimon, Japan

September

Weather in September

September, the first month of the autumn in Shibadaimon, is still a warm month, with an average temperature ranging between min 21.5°C (70.7°F) and max 26.9°C (80.4°F).

Temperature

In Shibadaimon, entering September brings a subtle temperature decrement, reducing from August's hot 30.6°C (87.1°F) to a warm 26.9°C (80.4°F). Shibadaimon experiences a steady low-temperature of 21.5°C (70.7°F) throughout September.

Humidity

The average relative humidity in September in Shibadaimon, Japan, is 74%.

Rainfall

September is the month with the most rainfall. Rain falls for 12.9 days and accumulates 54mm (2.13") of precipitation.

Snowfall

In Shibadaimon, snow does not fall in March through December.

Daylight

The average length of the day in September in Shibadaimon is 12h and 25min.
On the first day of September, sunrise is at 05:13 and sunset at 18:08. On the last day of the month, sunrise is at 05:35 and sunset at 17:26 JST.

Sunshine

The average sunshine in September in Shibadaimon is 7.8h.

UV index

In September, the average daily maximum UV index is 6. A UV Index estimate of 6 to 7 represents a high threat to health from exposure to the Sun's UV radiation for average individuals.
Note: The daily high UV index of 6 during September translates into the following recommendations:
Persist in precautions and follow sun safety policies. Keeping sunburn at bay is imperative. The Sun's UV radiation is most intense from 10 a.m. to 4 p.m. Try to avoid direct sun exposure during these hours. For optimum UV protection, wear sun-resistant attire complemented with a hat and quality shades.

Frequently asked questions

What is the usual temperature for Shibadaimon in September?
The high-temperature, in September, in Shibadaimon, records 26.9°C (80.4°F), while the low-temperature is 21.5°C (70.7°F). The average heat index (a.k.a. 'real feel', 'felt air temperature'), which represents the influence of relative humidity on air temperature, in August is computed to be 38°C (100.4°F).
What is the average humidity in September in Shibadaimon?
The average relative humidity in September in Shibadaimon is 74%.
What is the rainiest month in Shibadaimon?
September is the month with the most rainfall in Shibadaimon. Rain falls for 12.9 days and accumulates 54mm (2.13") of precipitation.
How much does it rain in Shibadaimon in September?
In Shibadaimon, Japan, in September, during 12.9 rainfall days, 54mm (2.13") of precipitation is typically accumulated.
When it does not snow in Shibadaimon?
March through December are months without snowfall in Shibadaimon.
What is the average length of the day in September in Shibadaimon?
In Shibadaimon, the average day length in September is 12h and 25min.
When are sunrise and sunset in September in Shibadaimon?
On the first day of September in Shibadaimon, sunrise is at 05:13 and sunset at 18:08. On the last day of the month, sunrise is at 05:35 and sunset at 17:26 JST.
How long on average sun shines in September in Shibadaimon?
The average sunshine duration in September is 7.8h.
What is the UV index intensity in September in Shibadaimon?
In Shibadaimon, Japan, the average daily maximum UV index in September is 6. A UV Index value of 6 to 7 symbolizes a high health vulnerability 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 daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in September - Shibadaimon, Japan
Average temperature in September
Shibadaimon, Japan
  • Average high temperature in September: 26.9°C

The warmest month (with the highest average high temperature) is August (30.6°C).
The month with the lowest average high temperature is January (8.8°C).

  • Average low temperature in September: 21.5°C

The month with the highest average low temperature is August (24.9°C).
The coldest month (with the lowest average low temperature) is January (3°C).

Average pressure in September - Shibadaimon, Japan
Average pressure in September
Shibadaimon, Japan
  • Average pressure in September: 1013.4mbar

The month with the highest atmospheric pressure is November (1018.1mbar).
The month with the lowest atmospheric pressure is June (1009.2mbar).

Average wind speed in September - Shibadaimon, Japan
Average wind speed in September
Shibadaimon, Japan
  • Average wind speed in September: 13km/h

The windiest month (with the highest average wind speed) is April (15.6km/h).
The calmest month (with the lowest average wind speed) is November (12.3km/h).

Average humidity in September - Shibadaimon, Japan
Average humidity in September
Shibadaimon, Japan
  • Average humidity in September: 74%

The month with the highest relative humidity is July (79%).
The month with the lowest relative humidity is January (60%).

Average rainfall in September - Shibadaimon, Japan
Average rainfall in September
Shibadaimon, Japan
  • Average rainfall in September: 54mm

The wettest month (with the highest rainfall) is September (54mm).
The driest month (with the least rainfall) is February (10mm).

Average rainfall days in September - Shibadaimon, Japan
Average rainfall days in September
Shibadaimon, Japan
  • Average rainfall days in September: 12.9 days

The month with the highest number of rainy days is July (16.1 days).
The month with the least rainy days is January (4.5 days).

Average snowfall in September - Shibadaimon, Japan
Average snowfall in September
Shibadaimon, Japan
  • Average snowfall in September: 0mm

The month with the highest snowfall is February (4mm).
The months with the least snowfall are March, April, May, June, July, August, September, October, November and December (0mm).

Average snowfall days in September - Shibadaimon, Japan
Average snowfall days in September
Shibadaimon, Japan
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is February (1.2 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).

Average daylight in September / Average sunshine in September - Shibadaimon, Japan
Average daylight in September /
Average sunshine in September
Shibadaimon, Japan
  • Average daylight in September: 12h and 2min

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 5min

The month with the most sunshine is August (Average sunshine: 10h and 18min).
The month with the least sunshine is February (Average sunshine: 5h and 42min).

Average sunshine days in September - Shibadaimon, Japan
Average sunshine days in September
Shibadaimon, Japan
  • Average sunshine days in September: 13.8 days

The month with the most sunshine days is January (25.4 days).
The month with the least sunshine days is June (11.5 days).

Average UV index in September - Shibadaimon, Japan
Average UV index in September
Shibadaimon, Japan
  • Average UV index in September: 6

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

Average cloud cover in September - Shibadaimon, Japan
Average cloud cover in September
Shibadaimon, Japan
  • Average cloud cover in September: 41

The months with the most cloud cover are June and October (Cloud cover 44).
The month with the least cloud cover is January (Cloud cover 28).

Average visibility in September - Shibadaimon, Japan
Average visibility in September
Shibadaimon, Japan
  • Average visibility in September: 10km

The months with the highest visibility are January, February, March, April, May, June, August, September, October, November and December (10km).
The month with the lowest visibility is July (9km).

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