October weather forecast
Itoigawa, Japan

October

Weather in October

October, the same as September, is another comfortable autumn month in Itoigawa, Japan, with an average temperature varying between 18°C (64.4°F) and 11.3°C (52.3°F).

Temperature

A moderate decline in the average high-temperature is seen during October, decreasing from a moderately hot 23.3°C (73.9°F) in September to a refreshing 18°C (64.4°F). Throughout the month of October, Itoigawa sees a steady low-temperature average of 11.3°C (52.3°F).

Humidity

In October, the average relative humidity is 79%.

Rainfall

In Itoigawa, in October, it is raining for 17.5 days, with typically 103mm (4.06") of accumulated precipitation. In Itoigawa, during the entire year, the rain falls for 200.6 days and collects up to 1190mm (46.85") of precipitation.

Snowfall

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

Daylight

The average length of the day in October is 11h and 15min.
On the first day of October, sunrise is at 05:44 and sunset at 17:32. On the last day of the month, sunrise is at 06:11 and sunset at 16:52 JST.

Sunshine

In October, the average sunshine in Itoigawa is 6.7h.

UV index

The average daily maximum UV index in October is 3. A UV Index value of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV radiation for ordinary individuals.
Note: The UV index of 3 during October translates into the following guidance:
Guard yourself - An obligation to protect skin and eyes from harm exists. The midday Sun can be harmful due to its potent UV radiation; seek shade and reduce exposure. Employ a hat with a wide brim for robust protection, cutting UV exposure by half.

Frequently asked questions

What are October temperatures in Itoigawa?
The high-temperature, in October, in Itoigawa, is 18°C (64.4°F), while the low-temperature averages to 11.3°C (52.3°F). The average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which takes the relative humidity and factors it into the air temperature reading, in August is computed to be 32°C (89.6°F).
What is the average humidity in October in Itoigawa?
In Itoigawa, Japan, the average relative humidity in October is 79%.
How many days does it rain in October in Itoigawa?
In Itoigawa, in October, during 17.5 rainfall days, 103mm (4.06") of precipitation is typically accumulated.
When it does not snow in Itoigawa?
In Itoigawa, Japan, snow does not fall in May through October.
Does it snow in Itoigawa in October?
In Itoigawa, in October, it doesn't snow. In November, it regularly snows.
What is the average length of the day in October in Itoigawa?
The average day length in October in Itoigawa, Japan, is 11h and 15min.
When is the sunrise / sunset in October in Itoigawa?
In October, on the first day of the month, sunrise is at 05:44 and sunset at 17:32. On the last day of the month, sunrise is at 06:11 and sunset at 16:52 JST.
How many hours of sunshine does Itoigawa have in October?
The average sunshine duration in October is 6.7h.
What is the UV index reading in October in Itoigawa?
In Itoigawa, the average daily maximum UV index in October is 3. A UV Index value of 3 to 5 symbolizes a moderate health threat from exposure to the Sun's 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 October
Itoigawa, Japan
  • Average high temperature in October: 18°C

The warmest month (with the highest average high temperature) is August (27.8°C).
The month with the lowest average high temperature is January (2.8°C).

  • Average low temperature in October: 11.3°C

The month with the highest average low temperature is August (20.9°C).
The coldest month (with the lowest average low temperature) is February (-1.9°C).

Average pressure in October
Itoigawa, Japan
  • Average pressure in October: 1017.6mbar

The month with the highest atmospheric pressure is November (1019.2mbar).
The month with the lowest atmospheric pressure is June (1009.2mbar).

Average wind speed in October
Itoigawa, Japan
  • Average wind speed in October: 10.5km/h

The windiest months (with the highest average wind speed) are January and December (15.4km/h).
The calmest months (with the lowest average wind speed) are July and August (7.7km/h).

Average humidity in October
Itoigawa, Japan
  • Average humidity in October: 79%

The month with the highest relative humidity is January (84%).
The month with the lowest relative humidity is May (74%).

Average rainfall in October
Itoigawa, Japan
  • Average rainfall in October: 103mm

The wettest month (with the highest rainfall) is July (142mm).
The driest month (with the least rainfall) is May (57mm).

Average rainfall days in October
Itoigawa, Japan
  • Average rainfall days in October: 17.5 days

The month with the highest number of rainy days is July (21.6 days).
The month with the least rainy days is February (10.3 days).

Average snowfall in October
Itoigawa, Japan
  • Average snowfall in October: 0mm

The month with the highest snowfall is January (466mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).

Average snowfall days in October
Itoigawa, Japan
  • Average snowfall days in October: 0 days

The month with the highest number of snowfall days is January (17.4 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

Average daylight in October /
Average sunshine in October
Itoigawa, Japan
  • Average daylight in October: 11h and 2min

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

  • Average sunshine in October: 6h and 4min

The month with the most sunshine is August (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 2h and 42min).

Average sunshine days in October
Itoigawa, Japan
  • Average sunshine days in October: 11.6 days

The month with the most sunshine days is May (15.1 days).
The month with the least sunshine days is January (4.3 days).

Average UV index in October
Itoigawa, Japan
  • Average UV index in October: 3

The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January and December (UV index 1).

Average cloud cover in October
Itoigawa, Japan
  • Average cloud cover in October: 40

The month with the most cloud cover is January (Cloud cover 74).
The month with the least cloud cover is May (Cloud cover 35).

Average visibility in October
Itoigawa, Japan
  • Average visibility in October: 10km

The months with the highest visibility are October and November (10km).
The month with the lowest visibility is January (8km).

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