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's arrival comes with a decrease in the average high-temperature, moving from a refreshing 16.3°C (61.3°F) in November to a fresh 10.2°C (50.4°F). Aimi temperatures generally rest at a low of 4.4°C (39.9°F) during the December nights.Humidity
The average relative humidity in December in Aimi, Japan, is 72%.Rainfall
In Aimi, in December, during 10.1 rainfall days, 39mm (1.54") of precipitation is typically accumulated. Throughout the year, in Aimi, there are 142.7 rainfall days, and 863mm (33.98") of precipitation is accumulated.Snowfall
Months with snowfall in Aimi are January, February and December. December is the first month it typically snows. Throughout December, in the average 1 snowfall days, it receives 6mm (0.24") of snow. Throughout the year, in Aimi, there are 4.8 snowfall days, and 33mm (1.3") of snow is accumulated.Daylight
December has the shortest days of the year in Aimi, Japan, with an average of 9h and 54min of daylight.On the first day of December in Aimi, sunrise is at 06:40 and sunset at 16:40. On the last day of the month, sunrise is at 06:58 and sunset at 16:50 JST.
Sunshine
The average sunshine in December in Aimi is 5.9h.UV index
January and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index of 2, and less, symbolizes a minimal health hazard from exposure to the Sun's UV rays for the ordinary person.Note: In December, the average maximum UV index of 2 translates into the following recommendations:
Unlike children, who always need sun protection, most individuals can remain in the sun for up to an hour without getting burnt. For health reasons, it's advisable to reduce direct sun exposure during peak hours around midday. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage. Be alert! Nearly double the UV rays from the Sun can be reflected by snow.
Frequently asked questions
What is the average December temperature in Aimi?
What is the average humidity in December in Aimi?
How much does it rain in Aimi in December?
When does it start to snow in Aimi?
What is the month with the shortest days in Aimi?
What is the average length of the day in December in Aimi?
When are sunrise and sunset in December in Aimi?
How long on average sun shines in December in Aimi?
What are the months with the lowest UV index in Aimi?
What is the UV index intensity in December in Aimi?
Average temperature in December
Aimi, Japan
- Average high temperature in December: 10.2°C
The warmest month (with the highest average high temperature) is August (32.5°C).
The month with the lowest average high temperature is January (8.1°C).
- Average low temperature in December: 4.4°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 (1.6°C).
Average pressure in December
Aimi, Japan
- Average pressure in December: 1018.4mbar
The month with the highest atmospheric pressure is November (1019.1mbar).
The month with the lowest atmospheric pressure is June (1009.1mbar).
Average wind speed in December
Aimi, Japan
- Average wind speed in December: 11.7km/h
The windiest months (with the highest average wind speed) are January and February (11.8km/h).
The calmest months (with the lowest average wind speed) are June and July (8.6km/h).
Average humidity in December
Aimi, Japan
- Average humidity in December: 72%
The month with the highest relative humidity is July (78%).
The month with the lowest relative humidity is February (68%).
Average rainfall in December
Aimi, Japan
- Average rainfall in December: 39mm
The wettest month (with the highest rainfall) is July (165mm).
The driest month (with the least rainfall) is January (25mm).
Average rainfall days in December
Aimi, Japan
- Average rainfall days in December: 10.1 days
The month with the highest number of rainy days is July (19.2 days).
The month with the least rainy days is January (8.1 days).
Average snowfall in December
Aimi, Japan
- Average snowfall in December: 6mm
The month with the highest snowfall is January (18mm).
The months with the least snowfall are March, April, May, June, July, August, September, October and November (0mm).
Average snowfall days in December
Aimi, Japan
- Average snowfall days in December: 1 days
The month with the highest number of snowfall days is January (2.6 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).
Average daylight in December /
Average sunshine in December
Aimi, Japan
- Average daylight in December: 9h and 5min
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 December: 5h and 5min
The month with the most sunshine is August (Average sunshine: 10h and 24min).
The month with the least sunshine is February (Average sunshine: 5h and 36min).
Average sunshine days in December
Aimi, Japan
- Average sunshine days in December: 18.4 days
The month with the most sunshine days is November (19.5 days).
The month with the least sunshine days is July (9.8 days).
Average UV index in December
Aimi, Japan
- Average UV index in December: 2
The months with the highest UV index are July and August (UV index 7).
The months with the lowest UV index are January and December (UV index 2).
Average cloud cover in December
Aimi, Japan
- Average cloud cover in December: 35
The month with the most cloud cover is July (Cloud cover 46).
The month with the least cloud cover is November (Cloud cover 33).
Average visibility in December
Aimi, Japan
- Average visibility in December: 9km
The month with the highest visibility is February (10km).
The month with the lowest visibility is July (8km).
Aimi, Japan
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