January weather forecast
Ryugasaki, Japan

January

Weather in January

January, like December, is another chilly winter month in Ryugasaki, Japan, with an average temperature ranging between min 2.4°C (36.3°F) and max 8.7°C (47.7°F).

Temperature

January, with an average high of 8.7°C (47.7°F) and a low of 2.4°C (36.3°F), signifies the coldest month of the year.

Humidity

January is the least humid month in Ryugasaki, with an average relative humidity of 61%.

Rainfall

January, February and December are months with the least rain in Ryugasaki when the rain falls for 5.9 days and typically aggregates up to 10mm (0.39") of rain.

Snowfall

Months with snowfall in Ryugasaki are January and February. January is the first month it typically snows. Throughout January, in the average 1.3 snowfall days, it receives 3mm (0.12") of snow. Throughout the year, in Ryugasaki, there are 3.9 snowfall days, and 13mm (0.51") of snow is accumulated.

Daylight

In January, the average length of the day in Ryugasaki is 10h and 2min.
On the first day of the month, sunrise is at 06:49 and sunset at 16:35. On the last day of January, in Ryugasaki, Japan, sunrise is at 06:40 and sunset at 17:04 JST.

Sunshine

In Ryugasaki, the average sunshine in January is 6.2h.

UV index

With an average maximum UV index of 2, January is the month with the lowest UV index in Ryugasaki. A UV Index value of 2, and less, symbolizes a low health risk from unprotected exposure to Sun's UV rays for the average person.
Note: A typical high UV index of 2 in January suggests the following recommendations:
Most individuals can handle sun exposure for up to an hour without burning, but children must always be shielded from sun exposure. To protect against the Sun's most potent rays, avoid direct exposure around midday. Always opt for UVA and UVB-resistant sunglasses on radiant days. Mind this! Nearly twice the UV radiation from the Sun can be reflected by the snow.

Frequently asked questions

What is the coldest month in Ryugasaki?
January, with its high-temperature average of 8.7°C (47.7°F) and a low-temperature average of 2.4°C (36.3°F), is the coldest month.
What is the average January temperature in Ryugasaki?
January temperatures vary between a high-temperature of 8.7°C (47.7°F) and a low-temperature of 2.4°C (36.3°F).
What is the least humid month in Ryugasaki?
The least humid month is January, with an average relative humidity of 61%.
What is the average humidity in January in Ryugasaki?
In Ryugasaki, Japan, the average relative humidity in January is 61%.
What is the driest month in Ryugasaki?
The months with the least rainfall in Ryugasaki, Japan, are January, February and December Rain falls for 5.9 days and accumulates 10mm (0.39") of rain.
How much does it rain in Ryugasaki in January?
In Ryugasaki, during January, the rain falls for 5.9 days and regularly aggregates up to 10mm (0.39") of precipitation.
When does it start snowing in Ryugasaki?
January is the first month it typically snows. Throughout January, in the average 1.3 snowfall days, it receives 3mm (0.12") of snow.
What is the average length of the day in January in Ryugasaki?
The average day length in January in Ryugasaki is 10h and 2min.
When is the sunrise / sunset in January in Ryugasaki?
In January, on the first day of the month, sunrise is at 06:49 and sunset at 16:35. On the last day of the month, sunrise is at 06:40 and sunset at 17:04 JST.
How many hours of sunshine does Ryugasaki have in January?
In January, the average sunshine duration in Ryugasaki is 6.2h.
When is the lowest UV index in Ryugasaki?
The month with the lowest UV index in Ryugasaki, Japan, is January, with an average maximum UV index of 2.
How high is the UV index in January in Ryugasaki?
In Ryugasaki, the average daily maximum UV index in January is 2. A UV Index reading of 2, and below, represents a minimal hazard to health 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 January - Ryugasaki, Japan
Average temperature in January
Ryugasaki, Japan
  • Average high temperature in January: 8.7°C

The warmest month (with the highest average high temperature) is August (31.1°C).
The month with the lowest average high temperature is January (8.7°C).

  • Average low temperature in January: 2.4°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 (2.4°C).

Average pressure in January - Ryugasaki, Japan
Average pressure in January
Ryugasaki, Japan
  • Average pressure in January: 1016mbar

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 January - Ryugasaki, Japan
Average wind speed in January
Ryugasaki, Japan
  • Average wind speed in January: 12.8km/h

The windiest month (with the highest average wind speed) is April (14km/h).
The calmest month (with the lowest average wind speed) is November (10.8km/h).

Average humidity in January - Ryugasaki, Japan
Average humidity in January
Ryugasaki, Japan
  • Average humidity in January: 61%

The month with the highest relative humidity is July (79%).
The month with the lowest relative humidity is January (61%).

Average rainfall in January - Ryugasaki, Japan
Average rainfall in January
Ryugasaki, Japan
  • Average rainfall in January: 10mm

The wettest month (with the highest rainfall) is October (34mm).
The driest months (with the least rainfall) are January, February and December (10mm).

Average rainfall days in January - Ryugasaki, Japan
Average rainfall days in January
Ryugasaki, Japan
  • Average rainfall days in January: 5.9 days

The month with the highest number of rainy days is June (13.5 days).
The month with the least rainy days is January (5.9 days).

Average snowfall in January - Ryugasaki, Japan
Average snowfall in January
Ryugasaki, Japan
  • Average snowfall in January: 3mm

The month with the highest snowfall is February (10mm).
The months with the least snowfall are March, April, May, June, July, August, September, October, November and December (0mm).

Average snowfall days in January - Ryugasaki, Japan
Average snowfall days in January
Ryugasaki, Japan
  • Average snowfall days in January: 1.3 days

The month with the highest number of snowfall days is February (2.4 days).
The months with the least snowfall days are April, May, June, July, August, September, October, November and December (0 days).

Average daylight in January / Average sunshine in January - Ryugasaki, Japan
Average daylight in January /
Average sunshine in January
Ryugasaki, Japan
  • Average daylight in January: 10h and 0min

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 48min).

  • Average sunshine in January: 6h and 1min

The month with the most sunshine is August (Average sunshine: 10h and 0min).
The month with the least sunshine is February (Average sunshine: 5h and 24min).

Average sunshine days in January - Ryugasaki, Japan
Average sunshine days in January
Ryugasaki, Japan
  • Average sunshine days in January: 23.8 days

The month with the most sunshine days is January (23.8 days).
The month with the least sunshine days is June (12.8 days).

Average UV index in January - Ryugasaki, Japan
Average UV index in January
Ryugasaki, Japan
  • Average UV index in January: 2

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 January - Ryugasaki, Japan
Average cloud cover in January
Ryugasaki, Japan
  • Average cloud cover in January: 30

The month with the most cloud cover is June (Cloud cover 48).
The month with the least cloud cover is January (Cloud cover 30).

Average visibility in January - Ryugasaki, Japan
Average visibility in January
Ryugasaki, Japan
  • Average visibility in January: 10km

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

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