January weather forecast
Sadamitsu, Japan

January

Weather in January

January, the same as December, in Sadamitsu, Japan, is a frosty winter month, with an average temperature ranging between min 3°C (37.4°F) and max 7.6°C (45.7°F).

Temperature

Sadamitsu's January weather reaches an average high of 7.6°C (45.7°F) and an average low of 3°C (37.4°F), making it the coldest month.

Humidity

The average relative humidity in January in Sadamitsu is 71%.

Rainfall

In Sadamitsu, in January, during 12.4 rainfall days, 28mm (1.1") of precipitation is typically accumulated. Throughout the year, there are 180.2 rainfall days, and 722mm (28.43") of precipitation is accumulated.

Snowfall

Months with snowfall are January through March and December. The months with the most snowfall are January and February, with an average 17mm (0.67") of accumulated snow.

Daylight

In January, the average length of the day is 10h and 11min.
On the first day of January in Sadamitsu, sunrise is at 07:09 and sunset at 17:04. On the last day of the month, sunrise is at 07:01 and sunset at 17:32 JST.

Sunshine

January, February and December, with an average of 5.4h of sunshine, are months with the least sunshine in Sadamitsu.

UV index

The months with the lowest UV index are January and December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV radiation for the average person.
Note: The maximum daily UV index of 2 in January interprets into the following recommendations:
In contrast to children, who must always be shielded from the sun, most people can tolerate up to an hour of sun exposure without any burns. Exposing oneself to the midday Sun can be harmful due to the strong UV radiation; limit your time outside. Your best bet for sun defense on the face, eyes, and neck is a hat with a wide brim. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.

Frequently asked questions

What time of the year is the coldest in Sadamitsu?
The coldest period in Sadamitsu tends to be January, when average temperatures fluctuate between a high of 7.6°C (45.7°F) and a low of 3°C (37.4°F).
What is the temperature in January in Sadamitsu?
The average high-temperature, in January, in Sadamitsu, is 7.6°C (45.7°F), while the average low-temperature is 3°C (37.4°F).
What is the average humidity in January in Sadamitsu?
In January, the average relative humidity in Sadamitsu, Japan, is 71%.
How many days does it rain in January in Sadamitsu?
In January, the rain falls for 12.4 days. Throughout January, 28mm (1.1") of precipitation is accumulated.
What is the snowiest month in Sadamitsu?
The months with the most snowfall are January and February, with an average 17mm (0.67") of accumulated snow.
How much does it snow in Sadamitsu in January?
In Sadamitsu, Japan, in January, snow falls for 4.6 days, with typically accumulated 17mm (0.67") of snow.
What is the average length of the day in January in Sadamitsu?
In Sadamitsu, Japan, the average day length in January is 10h and 11min.
What time are sunrise and sunset in January in Sadamitsu?
On the first day of January in Sadamitsu, sunrise is at 07:09 and sunset at 17:04. On the last day of the month, sunrise is at 07:01 and sunset at 17:32 JST.
What is the month with the least sunshine in Sadamitsu?
The months with the least sunshine in Sadamitsu are January, February and December, with an average of 5.4h of sunshine.
How many hours of sunshine does Sadamitsu have in January?
The average sunshine duration in January in Sadamitsu is 5.4h.
What are the months with the lowest UV index in Sadamitsu?
The months with the lowest UV index in Sadamitsu are January and December, with an average maximum UV index of 2.
How high is the UV index in January in Sadamitsu?
The average daily maximum UV index in January in Sadamitsu, Japan, is 2. A UV Index estimate of 2, and below, represents a minimal hazard to health 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 - Sadamitsu, Japan
Average temperature in January
Sadamitsu, Japan
  • Average high temperature in January: 7.6°C

The warmest month (with the highest average high temperature) is August (29.8°C).
The month with the lowest average high temperature is January (7.6°C).

  • Average low temperature in January: 3°C

The month with the highest average low temperature is August (24.4°C).
The coldest month (with the lowest average low temperature) is January (3°C).

Average pressure in January - Sadamitsu, Japan
Average pressure in January
Sadamitsu, Japan
  • Average pressure in January: 1020.3mbar

The month with the highest atmospheric pressure is January (1020.3mbar).
The month with the lowest atmospheric pressure is June (1008.5mbar).

Average wind speed in January - Sadamitsu, Japan
Average wind speed in January
Sadamitsu, Japan
  • Average wind speed in January: 16km/h

The windiest month (with the highest average wind speed) is January (16km/h).
The calmest month (with the lowest average wind speed) is June (8km/h).

Average humidity in January - Sadamitsu, Japan
Average humidity in January
Sadamitsu, Japan
  • Average humidity in January: 71%

The month with the highest relative humidity is July (81%).
The months with the lowest relative humidity are March and April (70%).

Average rainfall in January - Sadamitsu, Japan
Average rainfall in January
Sadamitsu, Japan
  • Average rainfall in January: 28mm

The wettest month (with the highest rainfall) is July (112mm).
The driest month (with the least rainfall) is February (26mm).

Average rainfall days in January - Sadamitsu, Japan
Average rainfall days in January
Sadamitsu, Japan
  • Average rainfall days in January: 12.4 days

The month with the highest number of rainy days is July (22.8 days).
The month with the least rainy days is May (11.3 days).

Average snowfall in January - Sadamitsu, Japan
Average snowfall in January
Sadamitsu, Japan
  • Average snowfall in January: 17mm

The months with the highest snowfall are January and February (17mm).
The months with the least snowfall are April, May, June, July, August, September, October and November (0mm).

Average snowfall days in January - Sadamitsu, Japan
Average snowfall days in January
Sadamitsu, Japan
  • Average snowfall days in January: 4.6 days

The month with the highest number of snowfall days is January (4.6 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 - Sadamitsu, Japan
Average daylight in January /
Average sunshine in January
Sadamitsu, 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 2min

The month with the most sunshine is August (Average sunshine: 10h and 48min).
The months with the least sunshine are January, February and December (Average sunshine: 5h and 24min).

Average sunshine days in January - Sadamitsu, Japan
Average sunshine days in January
Sadamitsu, Japan
  • Average sunshine days in January: 11.5 days

The month with the most sunshine days is May (17.6 days).
The month with the least sunshine days is July (5.2 days).

Average UV index in January - Sadamitsu, Japan
Average UV index in January
Sadamitsu, 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 - Sadamitsu, Japan
Average cloud cover in January
Sadamitsu, Japan
  • Average cloud cover in January: 40

The month with the most cloud cover is February (Cloud cover 42).
The month with the least cloud cover is May (Cloud cover 31).

Average visibility in January - Sadamitsu, Japan
Average visibility in January
Sadamitsu, Japan
  • Average visibility in January: 9km

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

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