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
Weather in January
Temperature
January, known for its average high temperature of 8.4°C (47.1°F) and an average low temperature of 1.4°C (34.5°F), is the coldest month.Humidity
The least humid month is January, with an average relative humidity of 58%.Rainfall
In Oi, in January, it is raining for 4.8 days, with typically 26mm (1.02") of accumulated precipitation. Throughout the year, there are 146.2 rainfall days, and 669mm (26.34") of precipitation is accumulated.Snowfall
January through March and November are months with snowfall. January is the first month it typically snows. Throughout January, in the average 1 snowfall days, it receives 14mm (0.55") of snow. Throughout the year, there are 3.7 snowfall days, and 62mm (2.44") of snow is accumulated.Daylight
The average length of the day in January in Oi is 10h and 4min.On the first day of January, sunrise is at 06:50 and sunset at 16:38. On the last day of the month, sunrise is at 06:42 and sunset at 17:06 JST.
Sunshine
The average sunshine in January in Oi is 6.7h.UV index
The month with the lowest UV index in Oi is January, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a low threat to health from exposure to the Sun's UV rays for average individuals.Note: The maximum UV index, 2 during January, leads to the following recommendations:
While extended sun exposure does not significantly affect most people, those with sensitive skin, children, and infants should always be protected. To protect against the Sun's most potent rays, avoid direct exposure around midday. For optimum UV protection, wear sun-resistant attire complemented with a hat and quality shades. Be alert to the fact! The reflection from snow can nearly double the UV radiation of the Sun.
Frequently asked questions
What month is the coldest in Oi?
What is the temperature in January in Oi?
What is the least humid month in Oi?
What is the average humidity in January in Oi?
How many days does it rain in January in Oi?
When does it start to snow in Oi?
What is the average length of the day in January in Oi?
What time are sunrise and sunset in January in Oi?
How long on average sun shines in January in Oi?
When is the lowest UV index in Oi?
What is the UV index reading in January in Oi?
Average temperature in January
Oi, Japan
- Average high temperature in January: 8.4°C
The warmest month (with the highest average high temperature) is August (32°C).
The month with the lowest average high temperature is January (8.4°C).
- Average low temperature in January: 1.4°C
The month with the highest average low temperature is August (24.7°C).
The coldest month (with the lowest average low temperature) is January (1.4°C).
Average pressure in January
Oi, Japan
- Average pressure in January: 1016.6mbar
The month with the highest atmospheric pressure is November (1018.4mbar).
The month with the lowest atmospheric pressure is June (1009.2mbar).
Average wind speed in January
Oi, Japan
- Average wind speed in January: 11.2km/h
The windiest month (with the highest average wind speed) is April (11.5km/h).
The calmest month (with the lowest average wind speed) is July (8.7km/h).
Average humidity in January
Oi, Japan
- Average humidity in January: 58%
The months with the highest relative humidity are June and July (73%).
The month with the lowest relative humidity is January (58%).
Average rainfall in January
Oi, Japan
- Average rainfall in January: 26mm
The wettest month (with the highest rainfall) is October (102mm).
The driest month (with the least rainfall) is December (21mm).
Average rainfall days in January
Oi, Japan
- Average rainfall days in January: 4.8 days
The month with the highest number of rainy days is June (18.5 days).
The month with the least rainy days is January (4.8 days).
Average snowfall in January
Oi, Japan
- Average snowfall in January: 14mm
The month with the highest snowfall is February (39mm).
The months with the least snowfall are April, May, June, July, August, September, October and December (0mm).
Average snowfall days in January
Oi, Japan
- Average snowfall days in January: 1 days
The month with the highest number of snowfall days is February (2.1 days).
The months with the least snowfall days are April, May, June, July, August, September, October and December (0 days).
Average daylight in January /
Average sunshine in January
Oi, Japan
- Average daylight in January: 10h and 1min
The month with the longest days is June (Average daylight: 14h and 30min).
The month with the shortest days is December (Average daylight: 9h and 48min).
- Average sunshine in January: 6h and 4min
The month with the most sunshine is August (Average sunshine: 9h and 48min).
The months with the least sunshine are February and November (Average sunshine: 6h and 12min).
Average sunshine days in January
Oi, Japan
- Average sunshine days in January: 25.3 days
The month with the most sunshine days is January (25.3 days).
The month with the least sunshine days is June (9.1 days).
Average UV index in January
Oi, Japan
- Average UV index in January: 2
The month with the highest UV index is July (UV index 7).
The month with the lowest UV index is January (UV index 2).
Average cloud cover in January
Oi, Japan
- Average cloud cover in January: 26
The month with the most cloud cover is June (Cloud cover 45).
The month with the least cloud cover is January (Cloud cover 26).
Average visibility in January
Oi, Japan
- Average visibility in January: 10km
The months with the highest visibility are January, February, March, April, May, November and December (10km).
The months with the lowest visibility are June, July, August, September and October (9km).
Oi, Japan
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