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 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
January
Weather in January
Temperature
January, characterized by an average high temperature of -0.1°C (31.8°F) and a low temperature of -3.2°C (26.2°F), is generally the coldest month.Humidity
In Shiriuchi, the average relative humidity in January is 77%.Rainfall
In Shiriuchi, in January, during 4.8 rainfall days, 13mm (0.51") of precipitation is typically accumulated. In Shiriuchi, during the entire year, the rain falls for 112.7 days and collects up to 203mm (7.99") of precipitation.Snowfall
January through April, November and December are months with snowfall in Shiriuchi. In Shiriuchi, in January, snow falls for 15.3 days, with typically accumulated 45mm (1.77") of snow. In Shiriuchi, during the entire year, snow falls for 57.1 days and aggregates up to 179mm (7.05") of snow.Daylight
In January, the average length of the day in Shiriuchi is 9h and 34min.On the first day of January, sunrise is at 07:04 and sunset at 16:18. On the last day of the month, sunrise is at 06:51 and sunset at 16:51 JST.
Sunshine
The months with the least sunshine are January and February, with an average of 3.1h of sunshine.UV index
The months with the lowest UV index in Shiriuchi are January, November and December, with an average maximum UV index of 1. A UV Index reading of 2, and below, represents a low health risk from unsafe exposure to UV radiation for the ordinary person.Note: The maximum UV index of 1 during January translates into these guidelines:
While extended sun exposure does not significantly affect most people, those with sensitive skin, children, and infants should always be protected. Avoiding the Sun's peak radiation during midday hours is essential for health and safety. Experience reduced UV exposure by about half when donning a wide-brim hat. Be alert to the fact! The reflection from snow can nearly double the UV radiation of the Sun.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the coldest time of year in Shiriuchi?
How cold is it in Shiriuchi in January?
What is the average humidity in January in Shiriuchi?
How much does it rain in Shiriuchi in January?
How many days does it snow in January in Shiriuchi?
How many hours of daylight does Shiriuchi have in January?
When are sunrise and sunset in January in Shiriuchi?
What are the months with the least sunshine in Shiriuchi?
How long on average sun shines in January in Shiriuchi?
What is the month with the lowest UV index in Shiriuchi?
What is the UV index reading in January in Shiriuchi?
Average temperature in January
Shiriuchi, Japan
- Average high temperature in January: -0.1°C
The warmest month (with the highest average high temperature) is August (23.4°C).
The month with the lowest average high temperature is January (-0.1°C).
- Average low temperature in January: -3.2°C
The month with the highest average low temperature is August (19.6°C).
The coldest month (with the lowest average low temperature) is February (-3.5°C).
Average pressure in January
Shiriuchi, Japan
- Average pressure in January: 1014.2mbar
The month with the highest atmospheric pressure is November (1017mbar).
The month with the lowest atmospheric pressure is July (1008.8mbar).
Average wind speed in January
Shiriuchi, Japan
- Average wind speed in January: 23.2km/h
The windiest month (with the highest average wind speed) is December (24.3km/h).
The calmest month (with the lowest average wind speed) is July (12.2km/h).
Average humidity in January
Shiriuchi, Japan
- Average humidity in January: 77%
The month with the highest relative humidity is July (89%).
The month with the lowest relative humidity is October (73%).
Average rainfall in January
Shiriuchi, Japan
- Average rainfall in January: 13mm
The wettest month (with the highest rainfall) is August (25mm).
The driest month (with the least rainfall) is May (12mm).
Average rainfall days in January
Shiriuchi, Japan
- Average rainfall days in January: 4.8 days
The month with the highest number of rainy days is July (13 days).
The month with the least rainy days is January (4.8 days).
Average snowfall in January
Shiriuchi, Japan
- Average snowfall in January: 45mm
The month with the highest snowfall is February (52mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in January
Shiriuchi, Japan
- Average snowfall days in January: 15.3 days
The month with the highest number of snowfall days is January (15.3 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
Shiriuchi, Japan
- Average daylight in January: 9h and 4min
The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 12min).
- Average sunshine in January: 3h and 1min
The month with the most sunshine is May (Average sunshine: 8h and 48min).
The months with the least sunshine are January and February (Average sunshine: 3h and 6min).
Average sunshine days in January
Shiriuchi, Japan
- Average sunshine days in January: 12.8 days
The months with the most sunshine days are May and October (17.3 days).
The month with the least sunshine days is February (9.3 days).
Average UV index in January
Shiriuchi, Japan
- Average UV index in January: 1
The months with the highest UV index are June, July, August and September (UV index 5).
The months with the lowest UV index are January, November and December (UV index 1).
Average cloud cover in January
Shiriuchi, Japan
- Average cloud cover in January: 69
The month with the most cloud cover is January (Cloud cover 69).
The months with the least cloud cover are September and October (Cloud cover 38).
Average visibility in January
Shiriuchi, Japan
- Average visibility in January: 9km
The months with the highest visibility are September and October (10km).
The month with the lowest visibility is July (8km).
