September weather forecast
Kamiichi, Japan

September

Weather in September

The first month of the autumn, September, is also an agreeable month in Kamiichi, Japan, with temperature in the range of an average low of 61°F and an average high of 71.1°F.

Temperature

September's arrival comes with a mild decrease in the average high-temperature, moving subtly from a warm 78.3°F in August to a pleasant 71.1°F. Nighttime temperature lowers to an average of 61°F in September.

Humidity

In Kamiichi, the average relative humidity in September is 80%.

Rainfall

In Kamiichi, during September, the rain falls for 19.8 days and regularly aggregates up to 4.76" of precipitation. In Kamiichi, during the entire year, the rain falls for 215.5 days and collects up to 64.37" of precipitation.

Snowfall

In Kamiichi, snow does not fall in May through October.

Daylight

The average length of the day in September in Kamiichi is 12h and 26min.
On the first day of September in Kamiichi, Japan, sunrise is at 05:21 and sunset at 18:19. On the last day of the month, sunrise is at 05:45 and sunset at 17:35 JST.

Sunshine

In September, the average sunshine is 8.4h.

UV index

The average daily maximum UV index in September in Kamiichi, Japan, is 5. A UV Index reading of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV radiation for ordinary individuals.
Note: In September, an average UV index of 5 transforms into the following instructions:
Undertake protective steps - Obligation to safeguard skin and eyes from harm is in place. The solar radiation around mid-day is intense; avoid the Sun and stay safe. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses.

Frequently asked questions

What are September temperatures in Kamiichi?
September temperatures vary between a high-temperature of 71.1°F and a low-temperature of 61°F.
What is the average humidity in September in Kamiichi?
In September, the average relative humidity in Kamiichi is 80%.
How much does it rain in Kamiichi in September?
In September, the rain falls for 19.8 days. Throughout September, 4.76" of precipitation is accumulated.
When it does not snow in Kamiichi?
In Kamiichi, Japan, snow does not fall in May through October.
What is the average length of the day in September in Kamiichi?
The average day length in September in Kamiichi, Japan, is 12h and 26min.
When is the sunrise / sunset in September in Kamiichi?
On the first day of September in Kamiichi, sunrise is at 05:21 and sunset at 18:19. On the last day of the month, sunrise is at 05:45 and sunset at 17:35 JST.
How many hours of sunshine does Kamiichi have in September?
In September, the average sunshine duration in Kamiichi, Japan, is 8.4h.
What is the UV index reading in September in Kamiichi?
In September, the average daily maximum UV index is 5. A UV Index estimate of 3 to 5 represents a moderate health threat from exposure to the Sun's UV radiation.
Average high temperature
Average low temperature
Average pressure
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
Kamiichi, Japan
  • Average high temperature in September: 71.1°F

The warmest month (with the highest average high temperature) is August (78.3°F).
The month with the lowest average high temperature is January (33.8°F).

  • Average low temperature in September: 61°F

The month with the highest average low temperature is August (67.8°F).
The coldest month (with the lowest average low temperature) is February (23.7°F).

Average pressure in September
Kamiichi, Japan
  • Average pressure in September: 29.94"Hg

The months with the highest atmospheric pressure are February and November (30.1"Hg).
The month with the lowest atmospheric pressure is June (29.8"Hg).

Average wind speed in September
Kamiichi, Japan
  • Average wind speed in September: 5.7mph

The windiest month (with the highest average wind speed) is December (8.9mph).
The calmest month (with the lowest average wind speed) is August (5mph).

Average humidity in September
Kamiichi, Japan
  • Average humidity in September: 80%

The month with the highest relative humidity is July (84%).
The month with the lowest relative humidity is May (73%).

Average rainfall in September
Kamiichi, Japan
  • Average rainfall in September: 4.76"

The wettest month (with the highest rainfall) is July (8.98").
The driest month (with the least rainfall) is May (3.5").

Average rainfall days in September
Kamiichi, Japan
  • Average rainfall days in September: 19.8 days

The month with the highest number of rainy days is July (26 days).
The month with the least rainy days is February (11.3 days).

Average snowfall in September
Kamiichi, Japan
  • Average snowfall in September: 0"

The month with the highest snowfall is January (26.1").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in September
Kamiichi, Japan
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (20.3 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
Kamiichi, Japan
  • Average daylight in September: 12h and 2min

The month with the longest days is June (Average daylight: 14h and 36min).
The month with the shortest days is December (Average daylight: 9h and 42min).

  • Average sunshine in September: 8h and 2min

The month with the most sunshine is August (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 3h and 18min).

Average sunshine days in September
Kamiichi, Japan
  • Average sunshine days in September: 7.8 days

The month with the most sunshine days is May (13.6 days).
The month with the least sunshine days is July (2.9 days).

Average UV index in September
Kamiichi, Japan
  • Average UV index in September: 5

The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January and December (UV index 1).

Average cloud cover in September
Kamiichi, Japan
  • Average cloud cover in September: 40

The month with the most cloud cover is January (Cloud cover 68).
The month with the least cloud cover is May (Cloud cover 35).

Average visibility in September
Kamiichi, Japan
  • Average visibility in September: 6mi

The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is January (5mi).

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