January weather forecast
Hirao, Japan

January

Weather in January

January, like December, is a frosty winter month in Hirao, Japan, with an average temperature fluctuating between 8.7°C (47.7°F) and 4.3°C (39.7°F).

Temperature

The month of January, characterized by an average high of 8.7°C (47.7°F) and a low of 4.3°C (39.7°F), is recognized as the coldest.

Humidity

The months with the lowest humidity in Hirao are January through March, with an average relative humidity of 71%.

Rainfall

January is the month with the least rainfall. Rain falls for 13 days and accumulates 39mm (1.54") of precipitation.

Snowfall

January, February and December are months with snowfall in Hirao. In January, in Hirao, it is snowing for 3.3 days. Throughout January, 7mm (0.28") of snow is accumulated. Throughout the year, in Hirao, there are 7.6 snowfall days, and 19mm (0.75") of snow is accumulated.

Daylight

The average length of the day in January in Hirao is 10h and 11min.
On the first day of January in Hirao, sunrise is at 07:16 and sunset at 17:12. On the last day of the month, sunrise is at 07:09 and sunset at 17:40 JST.

Sunshine

January has the least sunshine of the year in Hirao, with an average of 5h of sunshine.

UV index

January and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index estimate of 2, and below, represents a low health risk from unsafe exposure to UV radiation for average individuals.
Note: A maximum high daily UV index of 2 during January translates into the following directions:
Most individuals face no major issues with lengthy exposure to the sun, but children, infants, and individuals with fair skin always require protection. The best time to avoid the Sun's harmful UV radiation is during midday when it's most potent. 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. Warning! The reflection from snow can nearly magnify the Sun's UV radiation twofold.

Frequently asked questions

What are the coldest months in Hirao?
Hirao's coldest month, January, generally records average temperatures ranging from a high of 8.7°C (47.7°F) to a low of 4.3°C (39.7°F).
What is the temperature in January in Hirao?
In January, in Hirao, the average high-temperature is 8.7°C (47.7°F), and the average low-temperature is 4.3°C (39.7°F).
What is the least humid month in Hirao?
January through March, with an average relative humidity of 71%, are the least humid months in Hirao, Japan.
What is the average humidity in January in Hirao?
In Hirao, the average relative humidity in January is 71%.
What is the driest month in Hirao?
January is the month with the least rainfall in Hirao, Japan. Rain falls for 13 days and accumulates 39mm (1.54") of precipitation.
How much does it rain in Hirao in January?
In Hirao, in January, during 13 rainfall days, 39mm (1.54") of precipitation is typically accumulated.
How many days does it snow in January in Hirao?
In January, it is snowing for 3.3 days. Throughout January, 7mm (0.28") of snow is accumulated.
What is the average length of the day in January in Hirao?
In January, the average day length in Hirao is 10h and 11min.
When is the sunrise / sunset in January in Hirao?
In January, on the first day of the month, sunrise is at 07:16 and sunset at 17:12. On the last day of the month, sunrise is at 07:09 and sunset at 17:40 JST.
What is the month with the least sunshine in Hirao?
With an average of 5h of sunshine, January has the least sunshine of the year in Hirao, Japan.
How long on average sun shines in January in Hirao?
In Hirao, Japan, the average sunshine duration in January is 5h.
What is the month with the lowest UV index in Hirao?
The months with the lowest UV index in Hirao are January and December, with an average maximum UV index of 2.
How high is the UV index in January in Hirao?
In Hirao, Japan, the average daily maximum UV index in January is 2. A UV Index of 2, and less, symbolizes a low health risk 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 - Hirao, Japan
Average temperature in January
Hirao, Japan
  • Average high temperature in January: 8.7°C

The warmest month (with the highest average high temperature) is August (29.1°C).
The month with the lowest average high temperature is January (8.7°C).

  • Average low temperature in January: 4.3°C

The month with the highest average low temperature is August (24.3°C).
The coldest month (with the lowest average low temperature) is January (4.3°C).

Average pressure in January - Hirao, Japan
Average pressure in January
Hirao, Japan
  • Average pressure in January: 1021.3mbar

The month with the highest atmospheric pressure is January (1021.3mbar).
The month with the lowest atmospheric pressure is June (1008.4mbar).

Average wind speed in January - Hirao, Japan
Average wind speed in January
Hirao, Japan
  • Average wind speed in January: 14.5km/h

The windiest month (with the highest average wind speed) is January (14.5km/h).
The calmest month (with the lowest average wind speed) is June (8km/h).

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

The month with the highest relative humidity is July (85%).
The months with the lowest relative humidity are January, February and March (71%).

Average rainfall in January - Hirao, Japan
Average rainfall in January
Hirao, Japan
  • Average rainfall in January: 39mm

The wettest month (with the highest rainfall) is July (213mm).
The driest month (with the least rainfall) is January (39mm).

Average rainfall days in January - Hirao, Japan
Average rainfall days in January
Hirao, Japan
  • Average rainfall days in January: 13 days

The month with the highest number of rainy days is July (20.5 days).
The month with the least rainy days is October (10.5 days).

Average snowfall in January - Hirao, Japan
Average snowfall in January
Hirao, Japan
  • Average snowfall in January: 7mm

The month with the highest snowfall is December (8mm).
The months with the least snowfall are March, April, May, June, July, August, September, October and November (0mm).

Average snowfall days in January - Hirao, Japan
Average snowfall days in January
Hirao, Japan
  • Average snowfall days in January: 3.3 days

The month with the highest number of snowfall days is January (3.3 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 - Hirao, Japan
Average daylight in January /
Average sunshine in January
Hirao, 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 0min

The month with the most sunshine is August (Average sunshine: 10h and 42min).
The month with the least sunshine is January (Average sunshine: 5h and 0min).

Average sunshine days in January - Hirao, Japan
Average sunshine days in January
Hirao, Japan
  • Average sunshine days in January: 13.8 days

The month with the most sunshine days is May (18.6 days).
The month with the least sunshine days is July (9.3 days).

Average UV index in January - Hirao, Japan
Average UV index in January
Hirao, 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 - Hirao, Japan
Average cloud cover in January
Hirao, Japan
  • Average cloud cover in January: 43

The months with the most cloud cover are January and June (Cloud cover 43).
The months with the least cloud cover are August, October and November (Cloud cover 32).

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

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

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