January weather forecast
Sapporo, Japan

January

Weather in January

The first month of the year in Sapporo, Japan, brings cold winters. January is host to the Sapporo Snow Festival, celebrating the great amounts of snowfall in this season. The most significant characteristic of the month is the substantial amount of snowfall, registering 430mm (16.93") over 28 days, making it the snowiest month of the year. Visitors are often enticed by the beautiful snow sculptures that decorate this winter wonderland. Despite the cold weather, the city is alive with activities and dynamic winter sports, making it a popular destination for tourists.

Temperature

January stands out as Sapporo's coldest month, with temperatures ranging between an average high of -3.7°C (25.3°F) and a low of -9.8°C (14.4°F).

Humidity

The most humid month in Sapporo is January, with an average relative humidity of 90%.

Rainfall

In Sapporo, in January, it is raining for 6.5 days, with typically 58mm (2.28") of accumulated precipitation. Throughout the year, there are 167 rainfall days, and 843mm (33.19") of precipitation is accumulated.

Snowfall

Months with snowfall in Sapporo are January through April, October through December. January is the month with the most snowfall in Sapporo. Snow falls for 28 days and accumulates 430mm (16.93") of snow.

Daylight

The average length of the day in January in Sapporo is 9h and 25min.
On the first day of the month, sunrise is at 07:05 and sunset at 16:09. On the last day of January, sunrise is at 06:51 and sunset at 16:44 JST.

Sunshine

January has the least sunshine of the year, with an average of 2.2h of sunshine.

UV index

The months with the lowest UV index are January through March, November and December, with an average maximum UV index of 1. A UV Index reading of 2, and below, represents a low health risk from exposure to the Sun's UV rays for the average person.
Note: In January, the UV index of 1 transforms into the following advice:
Most individuals can handle sun exposure for up to an hour without burning, but children must always be shielded from sun exposure. Avoiding the Sun during its peak radiation time around midday is a healthy practice. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation. Attention! Nearly twice the Sun's UV radiation can be reflected by snow.

Frequently asked questions

What part of the year is the coldest in Sapporo?
Sapporo's January weather reaches an average high of -3.7°C (25.3°F) and an average low of -9.8°C (14.4°F), making it the coldest month.
How cold is January in Sapporo?
Sapporo in January has an average high-temperature of -3.7°C (25.3°F) and an average low-temperature of -9.8°C (14.4°F).
What is the most humid month in Sapporo?
The most humid month in Sapporo is January, with an average relative humidity of 90%.
What is the average humidity in January in Sapporo?
The average relative humidity in January in Sapporo is 90%.
How many days does it rain in January in Sapporo?
In Sapporo, Japan, during January, the rain falls for 6.5 days and regularly aggregates up to 58mm (2.28") of precipitation.
When does it snow the most in Sapporo?
The month with the most snowfall is January, when snow falls for 28 days and typically aggregates up to 430mm (16.93") of snow.
How much does it snow in Sapporo in January?
In Sapporo, Japan, in January, during 28 snowfall days, 430mm (16.93") of snow is typically accumulated.
How many hours of daylight does Sapporo have in January?
In Sapporo, the average day length in January is 9h and 25min.
When is the sunrise / sunset in January in Sapporo?
On the first day of January in Sapporo, sunrise is at 07:05 and sunset at 16:09. On the last day of the month, sunrise is at 06:51 and sunset at 16:44 JST.
What is the month with the least sunshine in Sapporo?
January has the least sunshine of the year in Sapporo, Japan, with an average of 2.2h of sunshine.
How long on average sun shines in January in Sapporo?
The average sunshine duration in January in Sapporo, Japan, is 2.2h.
What is the month with the lowest UV index in Sapporo?
January through March, November and December, with an average maximum UV index of 1, are months with the lowest UV index in Sapporo, Japan.
How high is the UV index in January in Sapporo?
The average daily maximum UV index in January is 1. A UV Index of 2, and less, symbolizes a low health risk from unsafe exposure to Sun's UV rays.
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 - Sapporo, Japan
Average temperature in January
Sapporo, Japan
  • Average high temperature in January: -3.7°C

The warmest month (with the highest average high temperature) is August (24.2°C).
The month with the lowest average high temperature is January (-3.7°C).

  • Average low temperature in January: -9.8°C

The month with the highest average low temperature is August (16.3°C).
The coldest month (with the lowest average low temperature) is February (-10°C).

Average pressure in January - Sapporo, Japan
Average pressure in January
Sapporo, Japan
  • Average pressure in January: 1013.3mbar

The month with the highest atmospheric pressure is November (1016.2mbar).
The month with the lowest atmospheric pressure is July (1008.6mbar).

Average wind speed in January - Sapporo, Japan
Average wind speed in January
Sapporo, Japan
  • Average wind speed in January: 12.2km/h

The windiest months (with the highest average wind speed) are April and December (12.8km/h).
The calmest month (with the lowest average wind speed) is August (8.8km/h).

Average humidity in January - Sapporo, Japan
Average humidity in January
Sapporo, Japan
  • Average humidity in January: 90%

The month with the highest relative humidity is January (90%).
The months with the lowest relative humidity are April and May (77%).

Average rainfall in January - Sapporo, Japan
Average rainfall in January
Sapporo, Japan
  • Average rainfall in January: 58mm

The wettest month (with the highest rainfall) is August (112mm).
The driest month (with the least rainfall) is April (51mm).

Average rainfall days in January - Sapporo, Japan
Average rainfall days in January
Sapporo, Japan
  • Average rainfall days in January: 6.5 days

The month with the highest number of rainy days is August (19.5 days).
The month with the least rainy days is February (5.3 days).

Average snowfall in January - Sapporo, Japan
Average snowfall in January
Sapporo, Japan
  • Average snowfall in January: 430mm

The month with the highest snowfall is January (430mm).
The months with the least snowfall are May, June, July, August and September (0mm).

Average snowfall days in January - Sapporo, Japan
Average snowfall days in January
Sapporo, Japan
  • Average snowfall days in January: 28 days

The month with the highest number of snowfall days is January (28 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

Average daylight in January / Average sunshine in January - Sapporo, Japan
Average daylight in January /
Average sunshine in January
Sapporo, Japan
  • Average daylight in January: 9h and 2min

The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).

  • Average sunshine in January: 2h and 1min

The month with the most sunshine is August (Average sunshine: 8h and 48min).
The month with the least sunshine is January (Average sunshine: 2h and 12min).

Average sunshine days in January - Sapporo, Japan
Average sunshine days in January
Sapporo, Japan
  • Average sunshine days in January: 2.8 days

The month with the most sunshine days is May (13.4 days).
The month with the least sunshine days is December (2.7 days).

Average UV index in January - Sapporo, Japan
Average UV index in January
Sapporo, Japan
  • Average UV index in January: 1

The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January, February, March, November and December (UV index 1).

Average cloud cover in January - Sapporo, Japan
Average cloud cover in January
Sapporo, Japan
  • Average cloud cover in January: 78

The month with the most cloud cover is January (Cloud cover 78).
The month with the least cloud cover is September (Cloud cover 41).

Average visibility in January - Sapporo, Japan
Average visibility in January
Sapporo, Japan
  • Average visibility in January: 6km

The months with the highest visibility are April, May and October (9km).
The month with the lowest visibility is January (6km).

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