January weather forecast
Okuni, Japan

January

Weather in January

January, the same as December, in Okuni, Japan, is another chilly winter month, with an average temperature varying between 8.7°C (47.7°F) and 4.3°C (39.7°F).

Temperature

In Okuni, January is the month with the lowest recorded average temperatures, measuring a high of 8.7°C (47.7°F) and a low of 4.3°C (39.7°F).

Humidity

January through March, with an average relative humidity of 71%, are the least humid months in Okuni.

Rainfall

January is the month with the least rainfall. Rain falls for 13 days and accumulates 39mm (1.54") of precipitation.

Snowfall

January, February and December are months with snowfall. In Okuni, in January, during 3.3 snowfall days, 7mm (0.28") of snow is typically accumulated. In Okuni, during the entire year, snow falls for 7.6 days and aggregates up to 19mm (0.75") of snow.

Daylight

In January, the average length of the day in Okuni is 10h and 11min.
On the first day of January in Okuni, sunrise is at 07:16 and sunset at 17:12. On the last day of the month, sunrise is at 07:09 and sunset at 17:40 JST.

Sunshine

January has the least sunshine of the year in Okuni, with an average of 5h of sunshine.

UV index

January and December, with an average maximum UV index of 2, are months with the lowest UV index in Okuni. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from unsafe exposure to UV radiation for the average person.
Note: A maximum UV index of 2 in January translates into the following recommendations:
For the majority, extended sun exposure is not of great concern. Infants and people with sensitive skin must always be protected. The best time to avoid the Sun's harmful UV radiation is during midday when it's most potent. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage. Notice! The UV radiation of the Sun can be intensified nearly twofold due to the reflective quality of snow.

Frequently asked questions

What time of the year is the coldest in Okuni?
Okuni, Japan, experiences its average lowest temperatures in January, reaching a peak of 8.7°C (47.7°F) and a minimum of 4.3°C (39.7°F).
What is the usual temperature for Okuni in January?
The average high-temperature, in January, in Okuni, is 8.7°C (47.7°F), while the average low-temperature is 4.3°C (39.7°F).
What are the least humid months in Okuni?
January through March, with an average relative humidity of 71%, are the least humid months in Okuni, Japan.
What is the average humidity in January in Okuni?
In January, the average relative humidity in Okuni, Japan, is 71%.
What is the driest month in Okuni?
The month with the least rainfall in Okuni is January, when the rain falls for 13 days and typically collects 39mm (1.54") of precipitation.
How many days does it rain in January in Okuni?
In Okuni, Japan, during January, the rain falls for 13 days and regularly aggregates up to 39mm (1.54") of precipitation.
How much does it snow in Okuni in January?
In Okuni, during January, snow falls for 3.3 days and regularly aggregates up to 7mm (0.28") of snow.
What is the average length of the day in January in Okuni?
In Okuni, Japan, the average day length in January is 10h and 11min.
When are sunrise and sunset in January in Okuni?
On the first day of January in Okuni, sunrise is at 07:16 and sunset at 17:12. On the last day of the month, sunrise is at 07:09 and sunset at 17:40 JST.
What is the month with the least sunshine in Okuni?
The month with the least sunshine is January, with an average of 5h of sunshine.
How long on average sun shines in January in Okuni?
The average sunshine duration in January in Okuni, Japan, is 5h.
What are the months with the lowest UV index in Okuni?
The months with the lowest UV index are January and December, with an average maximum UV index of 2.
What is the UV index reading in January in Okuni?
In Okuni, Japan, the average daily maximum UV index in January is 2. A UV Index estimate of 2, and below, represents a low health risk 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 January
Okuni, Japan
  • Average high temperature in January: 8.7°C

The warmest month (with the highest average high temperature) is August (29.1°C).
The month with the lowest average high temperature is January (8.7°C).

  • Average low temperature in January: 4.3°C

The month with the highest average low temperature is August (24.3°C).
The coldest month (with the lowest average low temperature) is January (4.3°C).

Average pressure in January
Okuni, Japan
  • Average pressure in January: 1021.3mbar

The month with the highest atmospheric pressure is January (1021.3mbar).
The month with the lowest atmospheric pressure is June (1008.4mbar).

Average wind speed in January
Okuni, Japan
  • Average wind speed in January: 14.5km/h

The windiest month (with the highest average wind speed) is January (14.5km/h).
The calmest month (with the lowest average wind speed) is June (8km/h).

Average humidity in January
Okuni, Japan
  • Average humidity in January: 71%

The month with the highest relative humidity is July (85%).
The months with the lowest relative humidity are January, February and March (71%).

Average rainfall in January
Okuni, Japan
  • Average rainfall in January: 39mm

The wettest month (with the highest rainfall) is July (213mm).
The driest month (with the least rainfall) is January (39mm).

Average rainfall days in January
Okuni, Japan
  • Average rainfall days in January: 13 days

The month with the highest number of rainy days is July (20.5 days).
The month with the least rainy days is October (10.5 days).

Average snowfall in January
Okuni, Japan
  • Average snowfall in January: 7mm

The month with the highest snowfall is December (8mm).
The months with the least snowfall are March, April, May, June, July, August, September, October and November (0mm).

Average snowfall days in January
Okuni, Japan
  • Average snowfall days in January: 3.3 days

The month with the highest number of snowfall days is January (3.3 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).

Average daylight in January /
Average sunshine in January
Okuni, Japan
  • Average daylight in January: 10h and 1min

The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 9h and 54min).

  • Average sunshine in January: 5h and 0min

The month with the most sunshine is August (Average sunshine: 10h and 42min).
The month with the least sunshine is January (Average sunshine: 5h and 0min).

Average sunshine days in January
Okuni, Japan
  • Average sunshine days in January: 13.8 days

The month with the most sunshine days is May (18.6 days).
The month with the least sunshine days is July (9.3 days).

Average UV index in January
Okuni, Japan
  • Average UV index in January: 2

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

Average cloud cover in January
Okuni, Japan
  • Average cloud cover in January: 43

The months with the most cloud cover are January and June (Cloud cover 43).
The months with the least cloud cover are August, October and November (Cloud cover 32).

Average visibility in January
Okuni, Japan
  • Average visibility in January: 10km

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

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