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
The coldest time of the year is January, with temperatures averaging a high of 5.1°C (41.2°F) and a low of -0.1°C (31.8°F).Humidity
In January, the average relative humidity in Oasa, Japan, is 83%.Rainfall
In Oasa, in January, it is raining for 14.6 days, with typically 63mm (2.48") of accumulated precipitation. Throughout the year, in Oasa, there are 183.2 rainfall days, and 1092mm (42.99") of precipitation is accumulated.Snowfall
January through March, November and December are months with snowfall in Oasa. The month with the most snowfall is January, when snow falls for 10.8 days and typically aggregates up to 145mm (5.71") of snow.Daylight
In Oasa, the average length of the day in January is 10h and 7min.On the first day of January, sunrise is at 07:17 and sunset at 17:09. On the last day of the month, sunrise is at 07:09 and sunset at 17:37 JST.
Sunshine
The month with the least sunshine is January, with an average of 3.2h of sunshine.UV index
In Oasa, the average daily maximum UV index in January is 2. A UV Index reading of 2, and below, represents a low health risk from exposure to the Sun's UV radiation for the average person.Note: The UV index of 2 during January leads to these advisories:
While most people are not greatly affected by extended sun exposure, those with fair skin, babies, and children must always have protection. Being exposed to the midday Sun can have harmful effects due to strong UV radiation; always take precautions. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What month is the coldest in Oasa?
How cold does it get in Oasa in January?
What is the average humidity in January in Oasa?
How much does it rain in Oasa in January?
When does it snow the most in Oasa?
How many days does it snow in January in Oasa?
What is the average length of the day in January in Oasa?
When are sunrise and sunset in January in Oasa?
What is the month with the least sunshine in Oasa?
How long on average sun shines in January in Oasa?
How high is the UV index in January in Oasa?
Average temperature in January
Oasa, Japan
- Average high temperature in January: 5.1°C
The warmest month (with the highest average high temperature) is August (29.8°C).
The month with the lowest average high temperature is January (5.1°C).
- Average low temperature in January: -0.1°C
The month with the highest average low temperature is August (20.8°C).
The coldest month (with the lowest average low temperature) is January (-0.1°C).
Average pressure in January
Oasa, Japan
- Average pressure in January: 1020.9mbar
The month with the highest atmospheric pressure is January (1020.9mbar).
The months with the lowest atmospheric pressure are June and July (1008.3mbar).
Average wind speed in January
Oasa, Japan
- Average wind speed in January: 10.4km/h
The windiest month (with the highest average wind speed) is December (10.6km/h).
The calmest month (with the lowest average wind speed) is June (6.3km/h).
Average humidity in January
Oasa, Japan
- Average humidity in January: 83%
The month with the highest relative humidity is July (85%).
The month with the lowest relative humidity is May (73%).
Average rainfall in January
Oasa, Japan
- Average rainfall in January: 63mm
The wettest month (with the highest rainfall) is July (202mm).
The driest month (with the least rainfall) is November (42mm).
Average rainfall days in January
Oasa, Japan
- Average rainfall days in January: 14.6 days
The month with the highest number of rainy days is July (21 days).
The month with the least rainy days is May (11.6 days).
Average snowfall in January
Oasa, Japan
- Average snowfall in January: 145mm
The month with the highest snowfall is January (145mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in January
Oasa, Japan
- Average snowfall days in January: 10.8 days
The month with the highest number of snowfall days is January (10.8 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight in January /
Average sunshine in January
Oasa, 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 54min).
- Average sunshine in January: 3h and 1min
The month with the most sunshine is August (Average sunshine: 9h and 36min).
The month with the least sunshine is January (Average sunshine: 3h and 12min).
Average sunshine days in January
Oasa, Japan
- Average sunshine days in January: 8.2 days
The month with the most sunshine days is May (18.2 days).
The months with the least sunshine days are July and December (8.1 days).
Average UV index in January
Oasa, 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 December (UV index 1).
Average cloud cover in January
Oasa, Japan
- Average cloud cover in January: 65
The month with the most cloud cover is January (Cloud cover 65).
The month with the least cloud cover is May (Cloud cover 39).
Average visibility in January
Oasa, Japan
- Average visibility in January: 8km
The months with the highest visibility are February, March, April, November and December (9km).
The month with the lowest visibility is July (7km).
