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, with average temperatures reaching a high of 3.8°C (38.8°F) and a low of -0.8°C (30.6°F), is the coldest month.Humidity
The average relative humidity in January is 76%.Rainfall
In Rifu, in January, it is raining for 8.6 days, with typically 34mm (1.34") of accumulated precipitation. In Rifu, during the entire year, the rain falls for 133.1 days and collects up to 706mm (27.8") of precipitation.Snowfall
January through April and December are months with snowfall. The month with the most snowfall is January, when snow falls for 7.8 days and typically aggregates up to 62mm (2.44") of snow.Daylight
In January, the average length of the day is 9h and 50min.On the first day of the month, sunrise is at 06:52 and sunset at 16:25. On the last day of January, in Rifu, sunrise is at 06:42 and sunset at 16:56 JST.
Sunshine
January and February, with an average of 5.2h of sunshine, are months with the least sunshine.UV index
The months with the lowest UV index are January through March and December, with an average maximum UV index of 2. A UV Index of 2, and less, symbolizes a minimal health hazard from exposure to the Sun's UV radiation for the ordinary person.Note: A maximum high daily UV index of 2 during January translates into the following directions:
Infants, children, and people with sensitive skin should always have protection against lengthy periods of sun exposure. The solar radiation around mid-day is intense; avoid the Sun and stay safe. Experience reduced UV exposure by about half when donning a wide-brim hat. Be on the lookout! Nearly twofold UV radiation from the Sun can be reflected by snow.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the coldest time of year in Rifu?
Is it cold in Rifu during January?
What is the average humidity in January?
How much does it rain in January?
When does it snow the most?
How many days does it snow in January?
How many hours of daylight does Rifu have in January?
When is the sunrise / sunset in January?
What are the months with the least sunshine?
How long on average sun shines in January?
What is the month with the lowest UV index?
What is the UV index intensity in January?
Average temperature in January
Rifu, Japan
- Average high temperature in January: 3.8°C
The warmest month (with the highest average high temperature) is August (27.7°C).
The month with the lowest average high temperature is January (3.8°C).
- Average low temperature in January: -0.8°C
The month with the highest average low temperature is August (21.7°C).
The coldest month (with the lowest average low temperature) is February (-1°C).
Average pressure in January
Rifu, Japan
- Average pressure in January: 1016.1mbar
The month with the highest atmospheric pressure is November (1018.6mbar).
The month with the lowest atmospheric pressure is June (1009.3mbar).
Average wind speed in January
Rifu, Japan
- Average wind speed in January: 15.4km/h
The windiest month (with the highest average wind speed) is January (15.4km/h).
The calmest month (with the lowest average wind speed) is July (9km/h).
Average humidity in January
Rifu, Japan
- Average humidity in January: 76%
The month with the highest relative humidity is July (83%).
The month with the lowest relative humidity is April (70%).
Average rainfall in January
Rifu, Japan
- Average rainfall in January: 34mm
The wettest month (with the highest rainfall) is October (105mm).
The driest month (with the least rainfall) is February (23mm).
Average rainfall days in January
Rifu, Japan
- Average rainfall days in January: 8.6 days
The month with the highest number of rainy days is July (16.1 days).
The month with the least rainy days is February (7.3 days).
Average snowfall in January
Rifu, Japan
- Average snowfall in January: 62mm
The month with the highest snowfall is January (62mm).
The months with the least snowfall are May, June, July, August, September, October and November (0mm).
Average snowfall days in January
Rifu, Japan
- Average snowfall days in January: 7.8 days
The month with the highest number of snowfall days is January (7.8 days).
The months with the least snowfall days are May, June, July, August, September, October and November (0 days).
Average daylight in January /
Average sunshine in January
Rifu, Japan
- Average daylight in January: 9h and 5min
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: 5h and 1min
The month with the most sunshine is May (Average sunshine: 9h and 30min).
The months with the least sunshine are January and February (Average sunshine: 5h and 12min).
Average sunshine days in January
Rifu, Japan
- Average sunshine days in January: 17 days
The month with the most sunshine days is May (21.3 days).
The month with the least sunshine days is July (13.4 days).
Average UV index in January
Rifu, Japan
- Average UV index in January: 2
The months with the highest UV index are July and August (UV index 6).
The months with the lowest UV index are January, February, March and December (UV index 2).
Average cloud cover in January
Rifu, Japan
- Average cloud cover in January: 44
The month with the most cloud cover is July (Cloud cover 48).
The months with the least cloud cover are May and November (Cloud cover 36).
Average visibility in January
Rifu, Japan
- Average visibility in January: 9km
The months with the highest visibility are February, March, April, October, November and December (10km).
The months with the lowest visibility are January, May, June, July, August and September (9km).
