January weather forecast
Nawa, Japan

January

Weather in January

January, the same as December, in Nawa, Japan, is a frosty winter month, with an average temperature fluctuating between 6.2°C (43.2°F) and 2.4°C (36.3°F).

Temperature

Nawa witnesses the coldest weather in January, with temperatures averaging a high of 6.2°C (43.2°F) and a low of 2.4°C (36.3°F).

Humidity

In January, the average relative humidity is 79%.

Rainfall

In Nawa, in January, during 13.3 rainfall days, 55mm (2.17") of precipitation is typically accumulated. In Nawa, during the entire year, the rain falls for 186.5 days and collects up to 1033mm (40.67") of precipitation.

Snowfall

January through March and December are months with snowfall in Nawa. January is the month with the most snowfall. Snow falls for 8.8 days and accumulates 117mm (4.61") of snow.

Daylight

The average length of the day in January is 10h and 4min.
On the first day of the month, sunrise is at 07:15 and sunset at 17:03. On the last day of January, sunrise is at 07:06 and sunset at 17:31 JST.

Sunshine

The month with the least sunshine is January, with an average of 2.9h of sunshine.

UV index

January, February and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index reading of 2, and below, represents a low threat to health from exposure to the Sun's UV rays for ordinary individuals.
Note: In January, a daily UV index of 2 turns into the following recommendations:
Although the majority can endure up to an hour in the sun without burns, children always require sun protection. Sun's radiation is most powerful around mid-day, so it's best to limit outdoor activities during this time. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Take warning! The intensity of the Sun's UV radiation can be nearly amplified twice due to snow reflection.

Frequently asked questions

What part of the year is the coldest?
The coldest period tends to be January, when average temperatures fluctuate between a high of 6.2°C (43.2°F) and a low of 2.4°C (36.3°F).
How cold is it in January?
In January, in Nawa, the average high-temperature is 6.2°C (43.2°F), and the average low-temperature is 2.4°C (36.3°F).
What is the average humidity in January?
In Nawa, the average relative humidity in January is 79%.
How much does it rain in January?
In Nawa, in January, during 13.3 rainfall days, 55mm (2.17") of precipitation is typically accumulated.
What is the snowiest month?
January is the month with the most snowfall. Snow falls for 8.8 days and accumulates 117mm (4.61") of snow.
How much does it snow in January?
In Nawa, during January, snow falls for 8.8 days and regularly aggregates up to 117mm (4.61") of snow.
How many hours of daylight does Nawa have in January?
The average day length in January is 10h and 4min.
When are sunrise and sunset in January?
On the first day of January, sunrise is at 07:15 and sunset at 17:03. On the last day of the month, sunrise is at 07:06 and sunset at 17:31 JST.
What is the month with the least sunshine?
January has the least sunshine of the year, with an average of 2.9h of sunshine.
How long on average sun shines in January?
In Nawa, the average sunshine duration in January is 2.9h.
When is the lowest UV index?
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 intensity in January?
In January, the average daily maximum UV index is 2. A UV Index estimate of 2, and below, represents a low health threat 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
Nawa, Japan
  • Average high temperature in January: 6.2°C

The warmest month (with the highest average high temperature) is August (29°C).
The month with the lowest average high temperature is January (6.2°C).

  • Average low temperature in January: 2.4°C

The month with the highest average low temperature is August (23.1°C).
The coldest month (with the lowest average low temperature) is January (2.4°C).

Average pressure in January
Nawa, Japan
  • Average pressure in January: 1020.4mbar

The month with the highest atmospheric pressure is February (1020.5mbar).
The months with the lowest atmospheric pressure are June and July (1008.3mbar).

Average wind speed in January
Nawa, Japan
  • Average wind speed in January: 15.5km/h

The windiest months (with the highest average wind speed) are January and December (15.5km/h).
The calmest month (with the lowest average wind speed) is June (8.5km/h).

Average humidity in January
Nawa, Japan
  • Average humidity in January: 79%

The month with the highest relative humidity is July (84%).
The months with the lowest relative humidity are April and May (72%).

Average rainfall in January
Nawa, Japan
  • Average rainfall in January: 55mm

The wettest month (with the highest rainfall) is July (176mm).
The driest month (with the least rainfall) is February (38mm).

Average rainfall days in January
Nawa, Japan
  • Average rainfall days in January: 13.3 days

The month with the highest number of rainy days is July (22.7 days).
The month with the least rainy days is February (9.3 days).

Average snowfall in January
Nawa, Japan
  • Average snowfall in January: 117mm

The month with the highest snowfall is January (117mm).
The months with the least snowfall are April, May, June, July, August, September, October and November (0mm).

Average snowfall days in January
Nawa, Japan
  • Average snowfall days in January: 8.8 days

The month with the highest number of snowfall days is January (8.8 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
Nawa, 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: 2h and 5min

The month with the most sunshine is August (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 2h and 54min).

Average sunshine days in January
Nawa, Japan
  • Average sunshine days in January: 9.4 days

The month with the most sunshine days is May (17.1 days).
The month with the least sunshine days is July (5.8 days).

Average UV index in January
Nawa, 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
Nawa, Japan
  • Average cloud cover in January: 68

The month with the most cloud cover is January (Cloud cover 68).
The month with the least cloud cover is May (Cloud cover 34).

Average visibility in January
Nawa, Japan
  • Average visibility in January: 9km

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

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