Contents
- Weather in December
- Frequently asked questions
- Average temperature in December
- Average pressure in December
- Average wind speed in December
- Average humidity in December
- Average rainfall in December
- Average rainfall days in December
- Average snowfall in December
- Average snowfall days in December
- Average daylight in December
- Average sunshine in December
- Average sunshine days in December
- Average UV index in December
- Average cloud cover in December
- Average visibility in December
December
Weather in December
Temperature
As December commences, the average high-temperature shows a reduction, transitioning from a moderate 14.8°C (58.6°F) in November to a frosty 8.5°C (47.3°F). Mitai reports a consistent average low-temperature of 0°C (32°F) throughout December nights.Humidity
The average relative humidity in December is 83%.Rainfall
In December, the rain falls for 10.5 days. Throughout December, 62mm (2.44") of precipitation is accumulated. In Mitai, during the entire year, the rain falls for 197 days and collects up to 1432mm (56.38") of precipitation.Snowfall
Months with snowfall are January through April, November and December. In December, it is snowing for 8 days. Throughout December, 57mm (2.24") of snow is accumulated. In Mitai, during the entire year, snow falls for 33.9 days and aggregates up to 381mm (15") of snow.Daylight
December has the shortest days of the year, with an average of 10h and 0min of daylight.On the first day of December, sunrise is at 06:59 and sunset at 17:08. On the last day of the month, sunrise is at 07:16 and sunset at 17:18 JST.
Sunshine
In December, the average sunshine is 5h.UV index
January, February and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index value of 2, and less, symbolizes a low health risk from exposure to the Sun's UV radiation for average individuals.Note: In December, the UV index of 2 transforms into the following advice:
For the majority, extended sun exposure is not of great concern. Infants and people with sensitive skin must always be protected. To guard against the harmful effects of the Sun, minimize exposure during midday. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration. Heads up! The UV radiation from the Sun can almost be doubled by snow reflection.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in December?
What is the average humidity in December?
How much does it rain in December?
How many days does it snow in December?
What is the month with the shortest days?
How many hours of daylight does Mitai have in December?
What time are sunrise and sunset in December?
How many hours of sunshine does Mitai have in December?
When is the lowest UV index?
How high is the UV index in December?
Average temperature in December
Mitai, Japan
- Average high temperature in December: 8.5°C
The warmest month (with the highest average high temperature) is August (29.1°C).
The month with the lowest average high temperature is January (6.5°C).
- Average low temperature in December: 0°C
The month with the highest average low temperature is August (19.7°C).
The coldest month (with the lowest average low temperature) is January (-2.5°C).
Average pressure in December
Mitai, Japan
- Average pressure in December: 1021.1mbar
The month with the highest atmospheric pressure is January (1021.6mbar).
The month with the lowest atmospheric pressure is June (1008.3mbar).
Average wind speed in December
Mitai, Japan
- Average wind speed in December: 6km/h
The windiest month (with the highest average wind speed) is March (6.7km/h).
The calmest month (with the lowest average wind speed) is November (5.2km/h).
Average humidity in December
Mitai, Japan
- Average humidity in December: 83%
The month with the highest relative humidity is July (88%).
The month with the lowest relative humidity is May (77%).
Average rainfall in December
Mitai, Japan
- Average rainfall in December: 62mm
The wettest month (with the highest rainfall) is July (276mm).
The driest month (with the least rainfall) is November (45mm).
Average rainfall days in December
Mitai, Japan
- Average rainfall days in December: 10.5 days
The month with the highest number of rainy days is July (27.9 days).
The month with the least rainy days is January (9.5 days).
Average snowfall in December
Mitai, Japan
- Average snowfall in December: 57mm
The month with the highest snowfall is February (137mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in December
Mitai, Japan
- Average snowfall days in December: 8 days
The month with the highest number of snowfall days is January (10.8 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in December /
Average sunshine in December
Mitai, Japan
- Average daylight in December: 10h and 0min
The month with the longest days is June (Average daylight: 14h and 18min).
The month with the shortest days is December (Average daylight: 10h and 0min).
- Average sunshine in December: 5h and 0min
The month with the most sunshine is May (Average sunshine: 8h and 36min).
The month with the least sunshine is January (Average sunshine: 4h and 54min).
Average sunshine days in December
Mitai, Japan
- Average sunshine days in December: 14.6 days
The month with the most sunshine days is October (15.8 days).
The month with the least sunshine days is July (2.2 days).
Average UV index in December
Mitai, Japan
- Average UV index in December: 2
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February and December (UV index 2).
Average cloud cover in December
Mitai, Japan
- Average cloud cover in December: 50
The months with the most cloud cover are June and July (Cloud cover 66).
The month with the least cloud cover is January (Cloud cover 47).
Average visibility in December
Mitai, Japan
- Average visibility in December: 7km
The months with the highest visibility are March and April (8km).
The months with the lowest visibility are June and July (6km).
