January weather forecastYamadera, Japan
January weather for Yamadera, Japan: January, like December, is a freezing cold winter month in Yamadera, Japan, with an average temperature ranging between max -0.5°C (31.1°F) and min -5.8°C (21.6°F). With an average relative humidity of 92%, January is the most humid month in Yamadera, Japan.
January
Weather in January
January, like December, is a freezing cold winter month in Yamadera, Japan, with an average temperature ranging between max -0.5°C (31.1°F) and min -5.8°C (21.6°F).Temperature
In Yamadera, Japan, the lowest temperatures are generally noted in January, averaging a high of -0.5°C (31.1°F) and a low of -5.8°C (21.6°F).Humidity
With an average relative humidity of 92%, January is the most humid month in Yamadera, Japan.Rainfall
In Yamadera, in January, it is raining for 10.5 days, with typically 88mm (3.46") of accumulated precipitation. In Yamadera, Japan, during the entire year, the rain falls for 197.8 days and collects up to 1123mm (44.21") of precipitation.Snowfall
Months with snowfall in Yamadera are January through April, November and December. January is the month with the most snowfall. Snow falls for 25.4 days and accumulates 504mm (19.84") of snow.Daylight
In Yamadera, the average length of the day in January is 9h and 50min.On the first day of January, sunrise is at 06:54 and sunset at 16:27. On the last day of the month, sunrise is at 06:44 and sunset at 16:58 JST.
Sunshine
With an average of 2.7h of sunshine, January has the least sunshine of the year in Yamadera.UV index
January, February, November and December, with an average maximum UV index of 1, are months with the lowest UV index in Yamadera. A UV Index estimate of 2, and below, represents a minimal health hazard from exposure to the Sun's UV rays for average individuals.Note: The UV index of 1 in January translates into these instructions:
People with sensitive skin, children, and babies should always be protected from prolonged sun exposure. The mid-day Sun emits the most powerful UV radiation, so seek shade and minimize exposure. To cut down UV radiation exposure by about half, sport a wide-brim hat. Bear in mind! The Sun's UV radiation can nearly double in intensity due to the reflective quality of snow.
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Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in January
Yamadera, Japan
- Average high temperature in January: -0.5°C
The warmest month (with the highest average high temperature) is August (27.1°C).
The month with the lowest average high temperature is January (-0.5°C).
- Average low temperature in January: -5.8°C
The month with the highest average low temperature is August (18.1°C).
The coldest month (with the lowest average low temperature) is February (-6.3°C).
Average pressure in January
Yamadera, Japan
- Average pressure in January: 1016.5mbar
The month with the highest atmospheric pressure is November (1018.8mbar).
The month with the lowest atmospheric pressure is June (1009.2mbar).
Average wind speed in January
Yamadera, Japan
- Average wind speed in January: 11.9km/h
The windiest months (with the highest average wind speed) are January and February (11.9km/h).
The calmest months (with the lowest average wind speed) are July and August (6.5km/h).
Average humidity in January
Yamadera, Japan
- Average humidity in January: 92%
The month with the highest relative humidity is January (92%).
The month with the lowest relative humidity is May (76%).
Average rainfall in January
Yamadera, Japan
- Average rainfall in January: 88mm
The wettest month (with the highest rainfall) is July (155mm).
The driest month (with the least rainfall) is February (56mm).
Average rainfall days in January
Yamadera, Japan
- Average rainfall days in January: 10.5 days
The month with the highest number of rainy days is July (23.3 days).
The month with the least rainy days is February (9.8 days).
Average snowfall in January
Yamadera, Japan
- Average snowfall in January: 504mm
The month with the highest snowfall is January (504mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in January
Yamadera, Japan
- Average snowfall days in January: 25.4 days
The month with the highest number of snowfall days is January (25.4 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
Yamadera, Japan
- Average daylight in January: 9h and 48min
The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 36min).
- Average sunshine in January: 2h and 42min
The month with the most sunshine is May (Average sunshine: 8h and 48min).
The month with the least sunshine is January (Average sunshine: 2h and 42min).
Average sunshine days in January
Yamadera, Japan
- Average sunshine days in January: 2.8 days
The month with the most sunshine days is May (14.9 days).
The month with the least sunshine days is January (2.8 days).
Average UV index in January
Yamadera, 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
Yamadera, Japan
- Average cloud cover in January: 72
The month with the most cloud cover is January (Cloud cover 72).
The month with the least cloud cover is May (Cloud cover 45).
Average visibility in January
Yamadera, Japan
- Average visibility in January: 6km
The months with the highest visibility are March, April, May and November (8km).
The months with the lowest visibility are January and February (6km).





