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
Weather in December
Temperature
The shift to December brings a decrease in the average high-temperature, falling from a cold 5.2°C (41.4°F) in November to a freezing cold -1.7°C (28.9°F). Tsubetsu cools down to an average low-temperature of -7.7°C (18.1°F) throughout the month of December.Humidity
In December, the average relative humidity is 84%.Rainfall
In Tsubetsu, during December, the rain falls for 8.8 days and regularly aggregates up to 53mm (2.09") of precipitation. Throughout the year, there are 163 rainfall days, and 723mm (28.46") of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall in Tsubetsu. In Tsubetsu, in December, during 20.1 snowfall days, 287mm (11.3") of snow is typically accumulated. Throughout the year, in Tsubetsu, there are 107.3 snowfall days, and 1396mm (54.96") of snow is accumulated.Daylight
December has the shortest days of the year, with an average of 9h and 0min of daylight.On the first day of December in Tsubetsu, sunrise is at 06:37 and sunset at 15:48. On the last day of the month, sunrise is at 06:57 and sunset at 15:56 JST.
Sunshine
In Tsubetsu, the average sunshine in December is 4.3h.UV index
January through March and December, with an average maximum UV index of 1, are months with the lowest UV index in Tsubetsu. A UV Index reading of 2, and below, represents a low threat to health from unsafe exposure to UV radiation for average individuals.Note: The maximum UV index of 1 during December leads to these instructions:
Children, babies, and those with sensitive skin should always be shielded from long periods of sun exposure. To protect against the Sun's most potent rays, avoid direct exposure around midday. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears. Beware! Reflection from snow can magnify the Sun's UV radiation nearly twofold.
Frequently asked questions
How cold is it in Tsubetsu in December?
What is the average humidity in December in Tsubetsu?
How many days does it rain in December in Tsubetsu?
How much does it snow in Tsubetsu in December?
What is the month with the shortest days in Tsubetsu?
How many hours of daylight does Tsubetsu have in December?
When are sunrise and sunset in December in Tsubetsu?
How many hours of sunshine does Tsubetsu have in December?
What are the months with the lowest UV index in Tsubetsu?
What is the UV index intensity in December in Tsubetsu?
Average temperature in December
Tsubetsu, Japan
- Average high temperature in December: -1.7°C
The warmest month (with the highest average high temperature) is August (23.9°C).
The month with the lowest average high temperature is January (-4.8°C).
- Average low temperature in December: -7.7°C
The month with the highest average low temperature is August (14.6°C).
The coldest month (with the lowest average low temperature) is February (-12.3°C).
Average pressure in December
Tsubetsu, Japan
- Average pressure in December: 1011.5mbar
The month with the highest atmospheric pressure is October (1015.4mbar).
The month with the lowest atmospheric pressure is July (1009.1mbar).
Average wind speed in December
Tsubetsu, Japan
- Average wind speed in December: 10km/h
The windiest month (with the highest average wind speed) is April (10.1km/h).
The calmest month (with the lowest average wind speed) is August (7km/h).
Average humidity in December
Tsubetsu, Japan
- Average humidity in December: 84%
The month with the highest relative humidity is February (91%).
The month with the lowest relative humidity is May (76%).
Average rainfall in December
Tsubetsu, Japan
- Average rainfall in December: 53mm
The wettest month (with the highest rainfall) is August (111mm).
The driest month (with the least rainfall) is February (35mm).
Average rainfall days in December
Tsubetsu, Japan
- Average rainfall days in December: 8.8 days
The month with the highest number of rainy days is July (20 days).
The month with the least rainy days is February (6.4 days).
Average snowfall in December
Tsubetsu, Japan
- Average snowfall in December: 287mm
The month with the highest snowfall is January (310mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in December
Tsubetsu, Japan
- Average snowfall days in December: 20.1 days
The month with the highest number of snowfall days is January (23.5 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Tsubetsu, Japan
- Average daylight in December: 9h and 0min
The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).
- Average sunshine in December: 4h and 2min
The month with the most sunshine is May (Average sunshine: 8h and 30min).
The month with the least sunshine is February (Average sunshine: 3h and 12min).
Average sunshine days in December
Tsubetsu, Japan
- Average sunshine days in December: 9.6 days
The month with the most sunshine days is October (13.3 days).
The month with the least sunshine days is March (6.3 days).
Average UV index in December
Tsubetsu, Japan
- Average UV index in December: 1
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, March and December (UV index 1).
Average cloud cover in December
Tsubetsu, Japan
- Average cloud cover in December: 55
The months with the most cloud cover are January and February (Cloud cover 66).
The month with the least cloud cover is October (Cloud cover 39).
Average visibility in December
Tsubetsu, Japan
- Average visibility in December: 8km
The months with the highest visibility are October and November (9km).
The month with the lowest visibility is February (6km).
Tsubetsu, Japan
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