January weather forecast
Hakone, Japan

January

Weather in January

January, like December, is a frosty winter month in Hakone, Japan, with an average temperature fluctuating between 1.3°C (34.3°F) and 7.4°C (45.3°F).

Temperature

January, with average temperatures reaching a high of 7.4°C (45.3°F) and a low of 1.3°C (34.3°F), is the coldest month.

Humidity

January is the least humid month in Hakone, with an average relative humidity of 68%.

Rainfall

The month with the least rainfall in Hakone is January, when the rain falls for 9.8 days and typically collects 51mm (2.01") of precipitation.

Snowfall

Months with snowfall in Hakone are January through March and December. In Hakone, in January, snow falls for 1.7 days, with typically accumulated 14mm (0.55") of snow. Throughout the year, in Hakone, there are 5.2 snowfall days, and 49mm (1.93") of snow is accumulated.

Daylight

The average length of the day in January is 10h and 5min.
On the first day of January, sunrise is at 06:51 and sunset at 16:41. On the last day of the month, sunrise is at 06:43 and sunset at 17:09 JST.

Sunshine

The average sunshine in January is 6.4h.

UV index

The months with the lowest UV index in Hakone, Japan, are January, February 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 rays for the ordinary person.
Note: In January, the maximum UV index of 2 suggests these recommendations:
Extended time in the sun generally does not harm most, but those with sensitive skin, infants, and children should always be protected. Being exposed to the midday Sun can have harmful effects due to strong UV radiation; always take precautions. Employ a hat with a wide brim for robust protection, cutting UV exposure by half. Beware! Reflection from snow can magnify the Sun's UV radiation nearly twofold.

Frequently asked questions

What month is the coldest in Hakone?
The coldest temperatures in Hakone, Japan, occur during January, when averages reach a peak of 7.4°C (45.3°F) and a low of 1.3°C (34.3°F).
What are the temperatures in Hakone in January?
The high-temperature, in January, in Hakone, is 7.4°C (45.3°F), while the low-temperature averages to 1.3°C (34.3°F).
What is the least humid month in Hakone?
With an average relative humidity of 68%, January is the least humid month in Hakone, Japan.
What is the average humidity in January in Hakone?
In January, the average relative humidity is 68%.
What is the driest month in Hakone?
January is the month with the least rainfall in Hakone. Rain falls for 9.8 days and accumulates 51mm (2.01") of precipitation.
How much does it rain in Hakone in January?
In January, the rain falls for 9.8 days. Throughout January, 51mm (2.01") of precipitation is accumulated.
How much does it snow in Hakone in January?
In Hakone, in January, during 1.7 snowfall days, 14mm (0.55") of snow is typically accumulated.
What is the average length of the day in January in Hakone?
In January, the average day length in Hakone is 10h and 5min.
What time are sunrise and sunset in January in Hakone?
In January, on the first day of the month, sunrise is at 06:51 and sunset at 16:41. On the last day of the month, in Hakone, Japan, sunrise is at 06:43 and sunset at 17:09 JST.
How many hours of sunshine does Hakone have in January?
In Hakone, Japan, the average sunshine duration in January is 6.4h.
When is the lowest UV index in Hakone?
The months with the lowest UV index are January, February and December, with an average maximum UV index of 2.
What is the UV index reading in January in Hakone?
In January, the average daily maximum UV index in Hakone, Japan, is 2. A UV Index reading of 2, and below, represents a minimal health vulnerability 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 - Hakone, Japan
Average temperature in January
Hakone, Japan
  • Average high temperature in January: 7.4°C

The warmest month (with the highest average high temperature) is August (28.3°C).
The month with the lowest average high temperature is January (7.4°C).

  • Average low temperature in January: 1.3°C

The month with the highest average low temperature is August (22.2°C).
The coldest month (with the lowest average low temperature) is January (1.3°C).

Average pressure in January - Hakone, Japan
Average pressure in January
Hakone, Japan
  • Average pressure in January: 1016.6mbar

The month with the highest atmospheric pressure is November (1018.1mbar).
The month with the lowest atmospheric pressure is June (1009.1mbar).

Average wind speed in January - Hakone, Japan
Average wind speed in January
Hakone, Japan
  • Average wind speed in January: 11.9km/h

The windiest month (with the highest average wind speed) is March (13km/h).
The calmest month (with the lowest average wind speed) is August (10.2km/h).

Average humidity in January - Hakone, Japan
Average humidity in January
Hakone, Japan
  • Average humidity in January: 68%

The month with the highest relative humidity is July (85%).
The month with the lowest relative humidity is January (68%).

Average rainfall in January - Hakone, Japan
Average rainfall in January
Hakone, Japan
  • Average rainfall in January: 51mm

The wettest month (with the highest rainfall) is July (183mm).
The driest month (with the least rainfall) is January (51mm).

Average rainfall days in January - Hakone, Japan
Average rainfall days in January
Hakone, Japan
  • Average rainfall days in January: 9.8 days

The month with the highest number of rainy days is July (20.8 days).
The month with the least rainy days is January (9.8 days).

Average snowfall in January - Hakone, Japan
Average snowfall in January
Hakone, Japan
  • Average snowfall in January: 14mm

The month with the highest snowfall is February (31mm).
The months with the least snowfall are April, May, June, July, August, September, October and November (0mm).

Average snowfall days in January - Hakone, Japan
Average snowfall days in January
Hakone, Japan
  • Average snowfall days in January: 1.7 days

The month with the highest number of snowfall days is February (2.7 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 - Hakone, Japan
Average daylight in January /
Average sunshine in January
Hakone, Japan
  • Average daylight in January: 10h and 1min

The month with the longest days is June (Average daylight: 14h and 30min).
The month with the shortest days is December (Average daylight: 9h and 48min).

  • Average sunshine in January: 6h and 2min

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 36min).

Average sunshine days in January - Hakone, Japan
Average sunshine days in January
Hakone, Japan
  • Average sunshine days in January: 17.9 days

The month with the most sunshine days is January (17.9 days).
The month with the least sunshine days is July (6.7 days).

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

The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February and December (UV index 2).

Average cloud cover in January - Hakone, Japan
Average cloud cover in January
Hakone, Japan
  • Average cloud cover in January: 27

The month with the most cloud cover is June (Cloud cover 49).
The month with the least cloud cover is January (Cloud cover 27).

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

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

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