Contents
- Weather in January
- Frequently asked questions
- Average temperature in January
- Average pressure in January
- Average wind speed in January
- Average humidity in January
- Average rainfall in January
- Average rainfall days in January
- Average snowfall days in January
- Average daylight in January
- Average sunshine in January
- Average sunshine days in January
- Average UV index in January
- Average cloud cover in January
- Average visibility in January
Weather in January
Temperature
With average high temperatures of 10.3°C (50.5°F) and lows of 6.6°C (43.9°F), January is the coldest month.Humidity
January is the least humid month in Shirowa, with an average relative humidity of 63%.Rainfall
The month with the least rainfall is January, when the rain falls for 7.8 days and typically collects 39mm (1.54") of precipitation.Snowfall
Months with snowfall in Shirowa are January, February and December. The months with the most snowfall days are January, February and December, with an average of 0.1 snowfall days.Daylight
The average length of the day in January is 10h and 8min.On the first day of January in Shirowa, sunrise is at 06:53 and sunset at 16:46. On the last day of the month, sunrise is at 06:46 and sunset at 17:14 JST.
Sunshine
In Shirowa, Japan, the average sunshine in January is 6.5h.UV index
The months with the lowest UV index are January and December, with an average maximum UV index of 3. A UV Index of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV rays for the ordinary person.Note: In January, the maximum UV index of 3 transforms into these recommendations:
Exercise prevention - Warding off sunburn is urged. Minimize direct exposure to the Sun during midday when its radiation is at its peak. It's wise to wear UVA and UVB-blocking sunglasses when the sun shines brightly. Be prepared! The intensity of the Sun's UV radiation can be amplified nearly double due to snow reflection.
Frequently asked questions
What are the coldest months in Shirowa?
What is the temperature in January in Shirowa?
What is the least humid month in Shirowa?
What is the average humidity in January in Shirowa?
What is the driest month in Shirowa?
How much does it rain in Shirowa in January?
When does it snow the most in Shirowa?
How many days does it snow in January in Shirowa?
What is the average length of the day in January in Shirowa?
What time are sunrise and sunset in January in Shirowa?
How long on average sun shines in January in Shirowa?
What is the month with the lowest UV index in Shirowa?
How high is the UV index in January in Shirowa?
Average temperature in January
Shirowa, Japan
- Average high temperature in January: 10.3°C
The warmest month (with the highest average high temperature) is August (28.3°C).
The month with the lowest average high temperature is January (10.3°C).
- Average low temperature in January: 6.6°C
The month with the highest average low temperature is August (25.8°C).
The coldest month (with the lowest average low temperature) is January (6.6°C).
Average pressure in January
Shirowa, Japan
- Average pressure in January: 1017.2mbar
The month with the highest atmospheric pressure is November (1018.2mbar).
The month with the lowest atmospheric pressure is June (1009mbar).
Average wind speed in January
Shirowa, Japan
- Average wind speed in January: 30.6km/h
The windiest month (with the highest average wind speed) is January (30.6km/h).
The calmest month (with the lowest average wind speed) is August (16.6km/h).
Average humidity in January
Shirowa, Japan
- Average humidity in January: 63%
The month with the highest relative humidity is July (85%).
The month with the lowest relative humidity is January (63%).
Average rainfall in January
Shirowa, Japan
- Average rainfall in January: 39mm
The wettest month (with the highest rainfall) is July (207mm).
The driest month (with the least rainfall) is January (39mm).
Average rainfall days in January
Shirowa, Japan
- Average rainfall days in January: 7.8 days
The month with the highest number of rainy days is July (18.3 days).
The month with the least rainy days is January (7.8 days).
Average snowfall days in January
Shirowa, Japan
- Average snowfall days in January: 0.1 days
The months with the highest number of snowfall days are January, February and December (0.1 days).
The months with the least snowfall days are March, April, May, June, July, August, September, October and November (0 days).
Average daylight in January /
Average sunshine in January
Shirowa, 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: 6h and 3min
The month with the most sunshine is August (Average sunshine: 11h and 6min).
The month with the least sunshine is February (Average sunshine: 5h and 54min).
Average sunshine days in January
Shirowa, Japan
- Average sunshine days in January: 21.7 days
The month with the most sunshine days is January (21.7 days).
The month with the least sunshine days is June (9.6 days).
Average UV index in January
Shirowa, Japan
- Average UV index in January: 3
The months with the highest UV index are July and August (UV index 7).
The months with the lowest UV index are January and December (UV index 3).
Average cloud cover in January
Shirowa, Japan
- Average cloud cover in January: 24
The month with the most cloud cover is June (Cloud cover 43).
The month with the least cloud cover is January (Cloud cover 24).
Average visibility in January
Shirowa, Japan
- Average visibility in January: 10km
The months with the highest visibility are January, February, March, April, May, June, August, September, October, November and December (10km).
The month with the lowest visibility is July (9km).
Shirowa, Japan
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