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 brings a decrease in the average high-temperature, shifting from a moderate 15.4°C (59.7°F) in November to a frosty 9.6°C (49.3°F). Waki, in December, registers an average low temperature of 4.9°C (40.8°F), showing a minute reduction from daily highs.Humidity
In Waki, the average relative humidity in December is 76%.Rainfall
In December, the rain falls for 14.3 days. Throughout December, 40mm (1.57") of precipitation is accumulated. Throughout the year, there are 161.2 rainfall days, and 650mm (25.59") of precipitation is accumulated.Snowfall
January through March and December are months with snowfall in Waki, Japan. December is the first month it typically snows in Waki. Throughout December, in the average 2.5 snowfall days, it receives 9mm (0.35") of snow. In Waki, during the entire year, snow falls for 10.4 days and aggregates up to 29mm (1.14") of snow.Daylight
The month with the shortest days is December, with an average of 9h and 54min of daylight.On the first day of the month, sunrise is at 06:58 and sunset at 17:01. On the last day of December, sunrise is at 07:16 and sunset at 17:11 JST.
Sunshine
In December, the average sunshine is 5.3h.UV index
January and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index reading of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV rays for the average person.Note: The maximum daily UV index of 2 during December translates into the following directions:
For the majority, extended sun exposure is not of great concern. Infants and people with sensitive skin must always be protected. Avoiding the Sun's peak radiation during midday hours is essential for health and safety. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection. Be mindful! The reflection from snow can increase the Sun's UV radiation nearly twice.
Frequently asked questions
What are December temperatures in Waki?
What is the average humidity in December in Waki?
How much does it rain in Waki in December?
When does it start snowing in Waki?
What is the month with the shortest days in Waki?
What is the average length of the day in December in Waki?
When is the sunrise / sunset in December in Waki?
How many hours of sunshine does Waki have in December?
When is the lowest UV index in Waki?
How high is the UV index in December in Waki?
Average temperature in December
Waki, Japan
- Average high temperature in December: 9.6°C
The warmest month (with the highest average high temperature) is August (29.2°C).
The month with the lowest average high temperature is January (7.6°C).
- Average low temperature in December: 4.9°C
The month with the highest average low temperature is August (23.4°C).
The coldest month (with the lowest average low temperature) is January (2.8°C).
Average pressure in December
Waki, Japan
- Average pressure in December: 1020.8mbar
The month with the highest atmospheric pressure is January (1021.2mbar).
The month with the lowest atmospheric pressure is June (1008.4mbar).
Average wind speed in December
Waki, Japan
- Average wind speed in December: 11.3km/h
The windiest month (with the highest average wind speed) is January (11.8km/h).
The calmest month (with the lowest average wind speed) is June (6.7km/h).
Average humidity in December
Waki, Japan
- Average humidity in December: 76%
The month with the highest relative humidity is July (86%).
The month with the lowest relative humidity is March (73%).
Average rainfall in December
Waki, Japan
- Average rainfall in December: 40mm
The wettest month (with the highest rainfall) is July (137mm).
The driest month (with the least rainfall) is November (24mm).
Average rainfall days in December
Waki, Japan
- Average rainfall days in December: 14.3 days
The month with the highest number of rainy days is July (20 days).
The month with the least rainy days is October (9.7 days).
Average snowfall in December
Waki, Japan
- Average snowfall in December: 9mm
The month with the highest snowfall is January (13mm).
The months with the least snowfall are April, May, June, July, August, September, October and November (0mm).
Average snowfall days in December
Waki, Japan
- Average snowfall days in December: 2.5 days
The month with the highest number of snowfall days is January (4.8 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
Waki, Japan
- Average daylight in December: 9h and 5min
The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 9h and 54min).
- Average sunshine in December: 5h and 2min
The month with the most sunshine is August (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 5h and 0min).
Average sunshine days in December
Waki, Japan
- Average sunshine days in December: 12.9 days
The month with the most sunshine days is May (19 days).
The month with the least sunshine days is July (8.8 days).
Average UV index in December
Waki, Japan
- Average UV index in December: 2
The month with the highest UV index is July (UV index 7).
The months with the lowest UV index are January and December (UV index 2).
Average cloud cover in December
Waki, Japan
- Average cloud cover in December: 41
The months with the most cloud cover are January and June (Cloud cover 43).
The months with the least cloud cover are August and October (Cloud cover 31).
Average visibility in December
Waki, Japan
- Average visibility in December: 10km
The months with the highest visibility are January, February, March, September, October, November and December (10km).
The month with the lowest visibility is July (8km).
Waki, Japan
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