January weather forecast
Tsukuba, Japan

January

Weather in January

January, like December, is a frosty winter month in Tsukuba, Japan, with an average temperature varying between 8.1°C (46.6°F) and 0.8°C (33.4°F).

Temperature

Tsukuba's January weather, marked by an average high temperature of 8.1°C (46.6°F) and an average low temperature of 0.8°C (33.4°F), is the coldest in the year.

Humidity

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

Rainfall

In January, in Tsukuba, the rain falls for 4.8 days. Throughout January, 28mm (1.1") of precipitation is accumulated. Throughout the year, in Tsukuba, there are 162.4 rainfall days, and 866mm (34.09") of precipitation is accumulated.

Snowfall

January through April, November and December are months with snowfall in Tsukuba. In Tsukuba, during January, snow falls for 2.4 days and regularly aggregates up to 29mm (1.14") of snow. Throughout the year, in Tsukuba, there are 8.4 snowfall days, and 143mm (5.63") of snow is accumulated.

Daylight

In Tsukuba, Japan, the average length of the day in January is 10h and 1min.
On the first day of the month, sunrise is at 06:50 and sunset at 16:35. On the last day of January, sunrise is at 06:41 and sunset at 17:04 JST.

Sunshine

In January, the average sunshine is 6.6h.

UV index

The months with the lowest UV index in Tsukuba are January, February and December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a low threat to health from exposure to the Sun's UV rays for average individuals.
Note: In January, a daily maximum UV index of 2 leads to the following instructions:
Children necessitate constant protection from sunlight, unlike the majority, who can remain under the sun for about an hour without burning. Avoiding direct sunlight during midday hours helps reduce the risk from intense UV radiation. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly. Be attentive! The reflective property of snow can nearly double the Sun's UV radiation.

Frequently asked questions

What time of the year is the coldest in Tsukuba?
January, having an average high-temperature of 8.1°C (46.6°F) and an average low-temperature of 0.8°C (33.4°F), is the coldest month in Tsukuba, Japan.
What is the temperature in January in Tsukuba?
The average high-temperature and low-temperature during January are 8.1°C (46.6°F) and 0.8°C (33.4°F) respectively.
What is the least humid month in Tsukuba?
With an average relative humidity of 61%, January is the least humid month in Tsukuba, Japan.
What is the average humidity in January in Tsukuba?
The average relative humidity in January in Tsukuba, Japan, is 61%.
How much does it rain in Tsukuba in January?
In January, in Tsukuba, the rain falls for 4.8 days. Throughout January, 28mm (1.1") of precipitation is accumulated.
How many days does it snow in January in Tsukuba?
In Tsukuba, Japan, during January, snow falls for 2.4 days and regularly aggregates up to 29mm (1.14") of snow.
What is the average length of the day in January in Tsukuba?
The average day length in January in Tsukuba is 10h and 1min.
When are sunrise and sunset in January in Tsukuba?
On the first day of January in Tsukuba, Japan, sunrise is at 06:50 and sunset at 16:35. On the last day of the month, sunrise is at 06:41 and sunset at 17:04 JST.
How long on average sun shines in January in Tsukuba?
In January, the average sunshine duration is 6.6h.
What is the month with the lowest UV index in Tsukuba?
January, February and December, with an average maximum UV index of 2, are months with the lowest UV index.
What is the UV index reading in January in Tsukuba?
In January, the average daily maximum UV index in Tsukuba is 2. A UV Index reading of 2, and below, represents a minimal health vulnerability 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 - Tsukuba, Japan
Average temperature in January
Tsukuba, Japan
  • Average high temperature in January: 8.1°C

The warmest month (with the highest average high temperature) is August (31.6°C).
The month with the lowest average high temperature is January (8.1°C).

  • Average low temperature in January: 0.8°C

The month with the highest average low temperature is August (23.4°C).
The coldest month (with the lowest average low temperature) is January (0.8°C).

Average pressure in January - Tsukuba, Japan
Average pressure in January
Tsukuba, Japan
  • Average pressure in January: 1016.2mbar

The month with the highest atmospheric pressure is November (1018.3mbar).
The month with the lowest atmospheric pressure is June (1009.3mbar).

Average wind speed in January - Tsukuba, Japan
Average wind speed in January
Tsukuba, Japan
  • Average wind speed in January: 10km/h

The windiest month (with the highest average wind speed) is April (11.1km/h).
The calmest month (with the lowest average wind speed) is November (8.2km/h).

Average humidity in January - Tsukuba, Japan
Average humidity in January
Tsukuba, 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 - Tsukuba, Japan
Average rainfall in January
Tsukuba, Japan
  • Average rainfall in January: 28mm

The wettest month (with the highest rainfall) is October (117mm).
The driest months (with the least rainfall) are February and December (27mm).

Average rainfall days in January - Tsukuba, Japan
Average rainfall days in January
Tsukuba, Japan
  • Average rainfall days in January: 4.8 days

The month with the highest number of rainy days is July (21.2 days).
The month with the least rainy days is January (4.8 days).

Average snowfall in January - Tsukuba, Japan
Average snowfall in January
Tsukuba, Japan
  • Average snowfall in January: 29mm

The month with the highest snowfall is February (55mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).

Average snowfall days in January - Tsukuba, Japan
Average snowfall days in January
Tsukuba, Japan
  • Average snowfall days in January: 2.4 days

The month with the highest number of snowfall days is February (3.4 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

Average daylight in January / Average sunshine in January - Tsukuba, Japan
Average daylight in January /
Average sunshine in January
Tsukuba, 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 4min

The month with the most sunshine is August (Average sunshine: 9h and 48min).
The month with the least sunshine is February (Average sunshine: 5h and 54min).

Average sunshine days in January - Tsukuba, Japan
Average sunshine days in January
Tsukuba, Japan
  • Average sunshine days in January: 24.3 days

The month with the most sunshine days is January (24.3 days).
The month with the least sunshine days is June (7.3 days).

Average UV index in January - Tsukuba, Japan
Average UV index in January
Tsukuba, 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, February and December (UV index 2).

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

The month with the most cloud cover is June (Cloud cover 47).
The month with the least cloud cover is January (Cloud cover 27).

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

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

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