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
The commencement of December indicates a shift in the average high-temperature, receding from November's refreshing 18.5°C (65.3°F) to a fresh 12.8°C (55°F). Throughout December, an average low-temperature of 7.4°C (45.3°F) is experienced in Hioki.Humidity
In Hioki, Japan, the average relative humidity in December is 76%.Rainfall
In Hioki, in December, it is raining for 11.2 days, with typically 63mm (2.48") of accumulated precipitation. Throughout the year, in Hioki, there are 172.3 rainfall days, and 1429mm (56.26") of precipitation is accumulated.Snowfall
Months with snowfall are January, February and December. The months with the most snowfall are February and December, with an average 8mm (0.31") of accumulated snow.Daylight
With an average of 10h and 6min of daylight, December has the shortest days of the year.On the first day of December in Hioki, sunrise is at 07:00 and sunset at 17:14. On the last day of the month, sunrise is at 07:17 and sunset at 17:25 JST.
Sunshine
The average sunshine in December is 5.1h.UV index
The month with the lowest UV index is December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a low threat to health from exposure to the Sun's UV radiation for the ordinary person.Note: The maximum daily UV index of 2 during December translates into the following directions:
Children, babies, and those with sensitive skin should always be shielded from long periods of sun exposure. Midday is the peak time for the Sun's radiation; stay in the shade and protect yourself. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days. Take warning! The intensity of the Sun's UV radiation can be nearly amplified twice due to snow reflection.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Hioki in December?
What is the average humidity in December in Hioki?
How many days does it rain in December in Hioki?
When does it snow the most in Hioki?
When does it start to snow in Hioki?
What is the month with the shortest days in Hioki?
What is the average length of the day in December in Hioki?
When is the sunrise / sunset in December in Hioki?
How many hours of sunshine does Hioki have in December?
When is the lowest UV index in Hioki?
How high is the UV index in December in Hioki?
Average temperature in December
Hioki, Japan
- Average high temperature in December: 12.8°C
The warmest month (with the highest average high temperature) is August (30.6°C).
The month with the lowest average high temperature is January (11°C).
- Average low temperature in December: 7.4°C
The month with the highest average low temperature is August (24.4°C).
The coldest month (with the lowest average low temperature) is January (5°C).
Average pressure in December
Hioki, Japan
- Average pressure in December: 1020.8mbar
The month with the highest atmospheric pressure is January (1021.4mbar).
The month with the lowest atmospheric pressure is June (1008.1mbar).
Average wind speed in December
Hioki, Japan
- Average wind speed in December: 12.4km/h
The windiest month (with the highest average wind speed) is December (12.4km/h).
The calmest month (with the lowest average wind speed) is June (8.8km/h).
Average humidity in December
Hioki, Japan
- Average humidity in December: 76%
The month with the highest relative humidity is June (87%).
The months with the lowest relative humidity are January and March (75%).
Average rainfall in December
Hioki, Japan
- Average rainfall in December: 63mm
The wettest month (with the highest rainfall) is June (310mm).
The driest month (with the least rainfall) is January (48mm).
Average rainfall days in December
Hioki, Japan
- Average rainfall days in December: 11.2 days
The month with the highest number of rainy days is July (21.4 days).
The month with the least rainy days is October (10.2 days).
Average snowfall in December
Hioki, Japan
- Average snowfall in December: 8mm
The months with the highest snowfall are February and December (8mm).
The months with the least snowfall are March, April, May, June, July, August, September, October and November (0mm).
Average snowfall days in December
Hioki, Japan
- Average snowfall days in December: 0.2 days
The month with the highest number of snowfall days is January (1 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
Hioki, Japan
- Average daylight in December: 10h and 1min
The month with the longest days is June (Average daylight: 14h and 12min).
The month with the shortest days is December (Average daylight: 10h and 6min).
- Average sunshine in December: 5h and 1min
The month with the most sunshine is August (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 4h and 48min).
Average sunshine days in December
Hioki, Japan
- Average sunshine days in December: 17.7 days
The month with the most sunshine days is October (19.5 days).
The month with the least sunshine days is June (8 days).
Average UV index in December
Hioki, Japan
- Average UV index in December: 2
The month with the highest UV index is July (UV index 7).
The month with the lowest UV index is December (UV index 2).
Average cloud cover in December
Hioki, Japan
- Average cloud cover in December: 44
The month with the most cloud cover is June (Cloud cover 60).
The month with the least cloud cover is October (Cloud cover 35).
Average visibility in December
Hioki, Japan
- Average visibility in December: 10km
The months with the highest visibility are January and December (10km).
The month with the lowest visibility is July (7km).
