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
December shows a mild decline in the average high-temperature, falling from November's cool 10.5°C (50.9°F) to an icy 4°C (39.2°F). Minamiuonuma experiences an average low-temperature of -1.6°C (29.1°F) in month of December.Humidity
In Minamiuonuma, Japan, the average relative humidity in December is 87%.Rainfall
In December, the rain falls for 14.2 days. Throughout December, 87mm (3.43") of precipitation is accumulated. Throughout the year, in Minamiuonuma, Japan, there are 186.2 rainfall days, and 729mm (28.7") of precipitation is accumulated.Snowfall
January through April, November and December are months with snowfall. In Minamiuonuma, in December, snow falls for 16 days, with typically accumulated 453mm (17.83") of snow. In Minamiuonuma, during the entire year, snow falls for 75.1 days and aggregates up to 1839mm (72.4") of snow.Daylight
December has the shortest days of the year in Minamiuonuma, with an average of 9h and 42min of daylight.On the first day of December, sunrise is at 06:39 and sunset at 16:27. On the last day of the month, sunrise is at 06:57 and sunset at 16:36 JST.
Sunshine
In Minamiuonuma, Japan, the average sunshine in December is 3.4h.UV index
January and December, with an average maximum UV index of 1, are months with the lowest UV index. A UV Index estimate of 2, and below, represents a minimal health vulnerability from unprotected exposure to Sun's UV rays for the average person.Note: A daily maximum UV index of 1 in December translates into the following instructions:
Many can withstand an hour in the sun without burning, yet children must always have protection against sunlight. It's crucial to reduce time in the direct Sun around mid-day due to the intense solar radiation. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes. Heed this! Snow reflection can almost augment the UV radiation of the sun by double.
Frequently asked questions
How cold is December in Minamiuonuma?
What is the average humidity in December in Minamiuonuma?
How many days does it rain in December in Minamiuonuma?
How much does it snow in Minamiuonuma in December?
What is the month with the shortest days in Minamiuonuma?
How many hours of daylight does Minamiuonuma have in December?
When is the sunrise / sunset in December in Minamiuonuma?
How long on average sun shines in December in Minamiuonuma?
When is the lowest UV index in Minamiuonuma?
What is the UV index reading in December in Minamiuonuma?
Average temperature in December
Minamiuonuma, Japan
- Average high temperature in December: 4°C
The warmest month (with the highest average high temperature) is August (27.8°C).
The month with the lowest average high temperature is January (0.8°C).
- Average low temperature in December: -1.6°C
The month with the highest average low temperature is August (18.7°C).
The coldest month (with the lowest average low temperature) is January (-4.9°C).
Average pressure in December
Minamiuonuma, Japan
- Average pressure in December: 1017.3mbar
The month with the highest atmospheric pressure is November (1019.1mbar).
The month with the lowest atmospheric pressure is June (1009.2mbar).
Average wind speed in December
Minamiuonuma, Japan
- Average wind speed in December: 10.9km/h
The windiest month (with the highest average wind speed) is January (11km/h).
The calmest month (with the lowest average wind speed) is July (6.1km/h).
Average humidity in December
Minamiuonuma, Japan
- Average humidity in December: 87%
The month with the highest relative humidity is January (90%).
The month with the lowest relative humidity is May (75%).
Average rainfall in December
Minamiuonuma, Japan
- Average rainfall in December: 87mm
The wettest month (with the highest rainfall) is January (96mm).
The driest month (with the least rainfall) is May (35mm).
Average rainfall days in December
Minamiuonuma, Japan
- Average rainfall days in December: 14.2 days
The month with the highest number of rainy days is July (23.2 days).
The month with the least rainy days is February (8.3 days).
Average snowfall in December
Minamiuonuma, Japan
- Average snowfall in December: 453mm
The month with the highest snowfall is January (638mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in December
Minamiuonuma, Japan
- Average snowfall days in December: 16 days
The month with the highest number of snowfall days is January (23 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
Minamiuonuma, Japan
- Average daylight in December: 9h and 4min
The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 42min).
- Average sunshine in December: 3h and 2min
The month with the most sunshine is August (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 2h and 30min).
Average sunshine days in December
Minamiuonuma, Japan
- Average sunshine days in December: 5.3 days
The month with the most sunshine days is May (13.4 days).
The month with the least sunshine days is January (4.6 days).
Average UV index in December
Minamiuonuma, 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 and December (UV index 1).
Average cloud cover in December
Minamiuonuma, Japan
- Average cloud cover in December: 67
The month with the most cloud cover is January (Cloud cover 75).
The month with the least cloud cover is May (Cloud cover 37).
Average visibility in December
Minamiuonuma, Japan
- Average visibility in December: 8km
The months with the highest visibility are April, May, October and November (9km).
The months with the lowest visibility are January and February (7km).
Minamiuonuma, Japan
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