September weather forecast
Sengokuhara, Japan

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Weather in September

The first month of the autumn, September, is also a moderately hot month in Sengokuhara, Japan, with an average temperature fluctuating between 24.4°C (75.9°F) and 18°C (64.4°F).

Temperature

In the transition to September, Sengokuhara observes a minor drop in the average high-temperature, shifting from a moderately hot 28.3°C (82.9°F) in August to a still warm 24.4°C (75.9°F). In the month of September, the temperature in Sengokuhara, Japan, generally rests at an average low of 18°C (64.4°F).

Humidity

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

Rainfall

In Sengokuhara, in September, it is raining for 19.3 days, with typically 139mm (5.47") of accumulated precipitation. In Sengokuhara, during the entire year, the rain falls for 194.7 days and collects up to 1336mm (52.6") of precipitation.

Snowfall

May through October are months without snowfall.

Daylight

In Sengokuhara, the average length of the day in September is 12h and 25min.
On the first day of September in Sengokuhara, sunrise is at 05:16 and sunset at 18:11. On the last day of the month, sunrise is at 05:38 and sunset at 17:29 JST.

Sunshine

The average sunshine in September is 8.5h.

UV index

In September, the average daily maximum UV index is 5. A UV Index estimate of 3 to 5 represents a moderate threat to health from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: A maximum high daily UV index of 5 during September translates into the following directions:
Undertake precautions - Guarding against sun damage is counselled. Considering the harmful UV rays from the Sun during midday, it's essential to reduce exposure. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation.

Frequently asked questions

What are September temperatures in Sengokuhara?

September temperatures in Sengokuhara, Japan, vary between a high-temperature of 24.4°C (75.9°F) and a low-temperature of 18°C (64.4°F). In August, the average heat index (a.k.a. 'feels like', 'real feel'), which calculates the temperature value influenced by the moisture in the air, is computed to be 33°C (91.4°F).

What is the average humidity in September in Sengokuhara?

The average relative humidity in September in Sengokuhara, Japan, is 82%.

How many days does it rain in September in Sengokuhara?

In Sengokuhara, in September, during 19.3 rainfall days, 139mm (5.47") of precipitation is typically accumulated.

When it does not snow in Sengokuhara?

In Sengokuhara, Japan, snow does not fall in May through October.

What is the average length of the day in September in Sengokuhara?

In Sengokuhara, Japan, the average day length in September is 12h and 25min.

When are sunrise and sunset in September in Sengokuhara?

On the first day of September, sunrise is at 05:16 and sunset at 18:11. On the last day of the month, sunrise is at 05:38 and sunset at 17:29 JST.

How many hours of sunshine does Sengokuhara have in September?

In Sengokuhara, the average sunshine duration in September is 8.5h.

How high is the UV index in September in Sengokuhara?

In Sengokuhara, Japan, the average daily maximum UV index in September is 5. A UV Index reading of 3 to 5 represents a moderate health threat from exposure to Sun's UV rays.
Average humidity
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
Sengokuhara, Japan

Average temperature in September - Sengokuhara, Japan
  • Average high temperature in September: 24.4°C

The warmest month (with the highest average high temperature) is August (28.3°C).
The month with the lowest average high temperature is January (6.8°C).

  • Average low temperature in September: 18°C

The month with the highest average low temperature is August (21.7°C).
The coldest month (with the lowest average low temperature) is January (-0.2°C).

Average pressure in September
Sengokuhara, Japan

Average pressure in September - Sengokuhara, Japan
  • Average pressure in September: 1013.3mbar

The month with the highest atmospheric pressure is November (1018.2mbar).
The month with the lowest atmospheric pressure is June (1009.1mbar).

Average wind speed in September
Sengokuhara, Japan

Average wind speed in September - Sengokuhara, Japan
  • Average wind speed in September: 9.2km/h

The windiest months (with the highest average wind speed) are March and April (11.1km/h).
The calmest month (with the lowest average wind speed) is August (8.8km/h).

Average humidity in September
Sengokuhara, Japan

Average humidity in September - Sengokuhara, Japan
  • Average humidity in September: 82%

The month with the highest relative humidity is July (85%).
The month with the lowest relative humidity is January (68%).

Average rainfall in September
Sengokuhara, Japan

Average rainfall in September - Sengokuhara, Japan
  • Average rainfall in September: 139mm

The wettest month (with the highest rainfall) is October (176mm).
The driest month (with the least rainfall) is January (54mm).

Average rainfall days in September
Sengokuhara, Japan

Average rainfall days in September - Sengokuhara, Japan
  • Average rainfall days in September: 19.3 days

The month with the highest number of rainy days is July (20.6 days).
The month with the least rainy days is January (11.3 days).

Average snowfall in September
Sengokuhara, Japan

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

The month with the highest snowfall is February (110mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).

Average snowfall days in September
Sengokuhara, Japan

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

The month with the highest number of snowfall days is February (5.9 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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

Average daylight in September / Average sunshine in September - Sengokuhara, 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: 8h and 3min

The month with the most sunshine is August (Average sunshine: 10h and 12min).
The month with the least sunshine is February (Average sunshine: 5h and 54min).

Average sunshine days in September
Sengokuhara, Japan

Average sunshine days in September - Sengokuhara, Japan
  • Average sunshine days in September: 7.6 days

The month with the most sunshine days is January (15.9 days).
The month with the least sunshine days is August (7.1 days).

Average UV index in September
Sengokuhara, Japan

Average UV index in September - Sengokuhara, Japan
  • Average UV index in September: 5

The months with the highest UV index are July and August (UV index 6).
The months with the lowest UV index are January, February and December (UV index 2).

Average cloud cover in September
Sengokuhara, Japan

Average cloud cover in September - Sengokuhara, Japan
  • Average cloud cover in September: 38

The month with the most cloud cover is June (Cloud cover 46).
The month with the least cloud cover is January (Cloud cover 25).

Average visibility in September
Sengokuhara, Japan

Average visibility in September - Sengokuhara, Japan
  • Average visibility in September: 9km

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

Sengokuhara, Japan

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