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
A change in temperatures is noted as November gives way to December, with average highs reducing from a comfortable 16.5°C (61.7°F) to a cool 11.5°C (52.7°F). Yashio, in December, observes a steady average low-temperature of 6.4°C (43.5°F).Humidity
The average relative humidity in December in Yashio is 64%.Rainfall
The month with the least rainfall is December, when the rain falls for 9.1 days and typically collects 36mm (1.42") of precipitation.Snowfall
April through December are months without snowfall in Yashio.Daylight
December has the shortest days of the year, with an average of 9h and 48min of daylight.On the first day of the month, sunrise is at 06:32 and sunset at 16:27. On the last day of December, sunrise is at 06:50 and sunset at 16:36 JST.
Sunshine
The average sunshine in December is 6.1h.UV index
The months with the lowest UV index are January through March, November and December, with an average maximum UV index of 3. A UV Index estimate of 3 to 5 represents a medium health hazard from exposure to the Sun's UV rays for ordinary individuals.Note: The maximum daily UV index of 3 in December interprets into the following recommendations:
Be mindful. Those with pale skin might receive burns in fewer than 30 minutes. Direct exposure to the Sun's intense radiation around midday should be avoided for health reasons. Safeguard your eyes, ears, and face from sun rays with the aid of a wide-brim hat. Stay alert! Snow's reflective properties can almost double the UV radiation from the Sun.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average December temperature in Yashio?
What is the average humidity in December in Yashio?
What is the driest month in Yashio?
How many days does it rain in December in Yashio?
When it does not snow in Yashio?
Does it snow in Yashio in December?
What is the month with the shortest days in Yashio?
What is the average length of the day in December in Yashio?
What time are sunrise and sunset in December in Yashio?
How long on average sun shines in December in Yashio?
When is the lowest UV index in Yashio?
What is the UV index intensity in December in Yashio?
Average temperature in December
Yashio, Japan
- Average high temperature in December: 11.5°C
The warmest month (with the highest average high temperature) is August (29.8°C).
The month with the lowest average high temperature is January (8.9°C).
- Average low temperature in December: 6.4°C
The month with the highest average low temperature is August (24.9°C).
The coldest month (with the lowest average low temperature) is January (3.4°C).
Average pressure in December
Yashio, Japan
- Average pressure in December: 1016.2mbar
The month with the highest atmospheric pressure is November (1018mbar).
The month with the lowest atmospheric pressure is June (1009.2mbar).
Average wind speed in December
Yashio, Japan
- Average wind speed in December: 15km/h
The windiest month (with the highest average wind speed) is April (17.3km/h).
The calmest month (with the lowest average wind speed) is June (13.6km/h).
Average humidity in December
Yashio, Japan
- Average humidity in December: 64%
The month with the highest relative humidity is July (80%).
The month with the lowest relative humidity is January (61%).
Average rainfall in December
Yashio, Japan
- Average rainfall in December: 36mm
The wettest month (with the highest rainfall) is October (100mm).
The driest month (with the least rainfall) is December (36mm).
Average rainfall days in December
Yashio, Japan
- Average rainfall days in December: 9.1 days
The month with the highest number of rainy days is June (16 days).
The month with the least rainy days is January (7.5 days).
Average snowfall in December
Yashio, Japan
- Average snowfall in December: 0mm
The month with the highest snowfall is February (37mm).
The months with the least snowfall are April, May, June, July, August, September, October, November and December (0mm).
Average snowfall days in December
Yashio, Japan
- Average snowfall days in December: 0.2 days
The month with the highest number of snowfall days is February (2 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
Yashio, 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 48min).
- Average sunshine in December: 6h and 1min
The month with the most sunshine is August (Average sunshine: 10h and 18min).
The month with the least sunshine is February (Average sunshine: 5h and 30min).
Average sunshine days in December
Yashio, Japan
- Average sunshine days in December: 20.2 days
The month with the most sunshine days is January (20.9 days).
The month with the least sunshine days is June (12.3 days).
Average UV index in December
Yashio, Japan
- Average UV index in December: 3
The month with the highest UV index is July (UV index 7).
The months with the lowest UV index are January, February, March, November and December (UV index 3).
Average cloud cover in December
Yashio, Japan
- Average cloud cover in December: 32
The months with the most cloud cover are June and October (Cloud cover 45).
The month with the least cloud cover is January (Cloud cover 31).
Average visibility in December
Yashio, Japan
- Average visibility in December: 10km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
