January weather forecastItayanagi, Japan
January
Weather in January
January, the same as December, in Itayanagi, Japan, is another subzero cold winter month, with an average temperature ranging between min -5.3°C (22.5°F) and max -0.9°C (30.4°F).Temperature
January, with an average high of -0.9°C (30.4°F) and a low of -5.3°C (22.5°F), signifies the coldest month of the year.Humidity
January and February, with an average relative humidity of 89%, are the most humid months in Itayanagi, Japan.Rainfall
In Itayanagi, in January, it is raining for 6.1 days, with typically 80mm (3.15") of accumulated precipitation. Throughout the year, in Itayanagi, there are 175.2 rainfall days, and 961mm (37.83") of precipitation is accumulated.Snowfall
January through April, November and December are months with snowfall in Itayanagi. In Itayanagi, in January, during 26.3 snowfall days, 483mm (19.02") of snow is typically accumulated. Throughout the year, there are 94.5 snowfall days, and 1741mm (68.54") of snow is accumulated.Daylight
In January, the average length of the day is 9h and 38min.On the first day of January in Itayanagi, sunrise is at 07:01 and sunset at 16:20. On the last day of the month, sunrise is at 06:49 and sunset at 16:53 JST.
Sunshine
With an average of 1.4h of sunshine, January has the least sunshine of the year.UV index
January, February, November and December, with an average maximum UV index of 1, are months with the lowest UV index. A UV Index estimate of 2, and below, represents a minimal health vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.Note: The average daily UV index of 1 in January transforms into the following instructions:
Children, babies, and those with sensitive skin should always be shielded from long periods of sun exposure. Limiting sun exposure during midday hours helps in reducing the harmful effects of UV radiation. Experience reduced UV exposure by about half when donning a wide-brim hat. Pay attention! The reflection of snow can enhance the Sun's UV radiation almost double.
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Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in January
Itayanagi, Japan
- Average high temperature in January: -0.9°C
The warmest month (with the highest average high temperature) is August (26.4°C).
The month with the lowest average high temperature is January (-0.9°C).
- Average low temperature in January: -5.3°C
The month with the highest average low temperature is August (18.3°C).
The coldest month (with the lowest average low temperature) is February (-6.2°C).
Average pressure in January
Itayanagi, Japan
- Average pressure in January: 1015mbar
The month with the highest atmospheric pressure is November (1017.6mbar).
The month with the lowest atmospheric pressure is July (1008.8mbar).
Average wind speed in January
Itayanagi, Japan
- Average wind speed in January: 14.7km/h
The windiest month (with the highest average wind speed) is December (15.4km/h).
The calmest month (with the lowest average wind speed) is July (8.6km/h).
Average humidity in January
Itayanagi, Japan
- Average humidity in January: 89%
The months with the highest relative humidity are January and February (89%).
The month with the lowest relative humidity is April (77%).
Average rainfall in January
Itayanagi, Japan
- Average rainfall in January: 80mm
The wettest month (with the highest rainfall) is July (119mm).
The driest month (with the least rainfall) is May (49mm).
Average rainfall days in January
Itayanagi, Japan
- Average rainfall days in January: 6.1 days
The month with the highest number of rainy days is July (20.5 days).
The month with the least rainy days is January (6.1 days).
Average snowfall in January
Itayanagi, Japan
- Average snowfall in January: 483mm
The month with the highest snowfall is December (486mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in January
Itayanagi, Japan
- Average snowfall days in January: 26.3 days
The month with the highest number of snowfall days is January (26.3 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
Itayanagi, Japan
- Average daylight in January: 9h and 36min
The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 18min).
- Average sunshine in January: 1h and 24min
The month with the most sunshine is August (Average sunshine: 8h and 54min).
The month with the least sunshine is January (Average sunshine: 1h and 24min).
Average sunshine days in January
Itayanagi, Japan
- Average sunshine days in January: 2.2 days
The month with the most sunshine days is May (14.3 days).
The month with the least sunshine days is January (2.2 days).
Average UV index in January
Itayanagi, Japan
- Average UV index in January: 1
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 1).
Average cloud cover in January
Itayanagi, Japan
- Average cloud cover in January: 86
The month with the most cloud cover is January (Cloud cover 86).
The month with the least cloud cover is September (Cloud cover 42).
Average visibility in January
Itayanagi, Japan
- Average visibility in January: 7km
The months with the highest visibility are April, May, October and November (9km).
The months with the lowest visibility are January, February and July (7km).
