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
The advent of December brings a slight shift in average high-temperature, moving from a comfortable 17.1°C (62.8°F) in November to a fresh 12.4°C (54.3°F). Goi records a negligible downturn from daytime temperatures, averaging a low of 8.2°C (46.8°F) in the month of December.Humidity
The average relative humidity in December is 65%.Rainfall
In December, the rain falls for 11.6 days. Throughout December, 35mm (1.38") of precipitation is accumulated. Throughout the year, there are 160.4 rainfall days, and 550mm (21.65") of precipitation is accumulated.Snowfall
March through December are months without snowfall.Daylight
December has the shortest days of the year, with an average of 9h and 48min of daylight.On the first day of December, sunrise is at 06:30 and sunset at 16:26. On the last day of the month, sunrise is at 06:48 and sunset at 16:36 JST.
Sunshine
In Goi, the average sunshine in December is 5.8h.UV index
January, February and December, with an average maximum UV index of 3, are months with the lowest UV index. A UV Index reading of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV radiation for ordinary individuals.Note: A maximum high UV index of 3 in December translates into the following recommendations:
Undertake protective steps - Recommendations to avoid sunburn are issued. The mid-day Sun emits the most powerful UV radiation, so seek shade and minimize exposure. A hat with a broad brim is indispensable, filtering out up to half of UV rays. On your guard! Snow's reflection can almost double the intensity of the Sun's UV radiation.
Frequently asked questions
What are the temperatures in Goi in December?
What is the average humidity in December in Goi?
How many days does it rain in December in Goi?
When it does not snow in Goi?
Does it snow in Goi in December?
What is the month with the shortest days in Goi?
How many hours of daylight does Goi have in December?
When is the sunrise / sunset in December in Goi?
How many hours of sunshine does Goi have in December?
What are the months with the lowest UV index in Goi?
What is the UV index reading in December in Goi?
Average temperature in December
Goi, Japan
- Average high temperature in December: 12.4°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 (9.8°C).
- Average low temperature in December: 8.2°C
The month with the highest average low temperature is August (25.2°C).
The coldest month (with the lowest average low temperature) is January (5.3°C).
Average pressure in December
Goi, Japan
- Average pressure in December: 1015.8mbar
The month with the highest atmospheric pressure is November (1017.7mbar).
The month with the lowest atmospheric pressure is June (1009.2mbar).
Average wind speed in December
Goi, Japan
- Average wind speed in December: 18.4km/h
The windiest month (with the highest average wind speed) is March (20.5km/h).
The calmest month (with the lowest average wind speed) is June (15.3km/h).
Average humidity in December
Goi, Japan
- Average humidity in December: 65%
The month with the highest relative humidity is July (84%).
The month with the lowest relative humidity is January (62%).
Average rainfall in December
Goi, Japan
- Average rainfall in December: 35mm
The wettest month (with the highest rainfall) is July (62mm).
The driest month (with the least rainfall) is January (26mm).
Average rainfall days in December
Goi, Japan
- Average rainfall days in December: 11.6 days
The month with the highest number of rainy days is October (16.4 days).
The month with the least rainy days is January (9.9 days).
Average snowfall in December
Goi, Japan
- Average snowfall in December: 0mm
The month with the highest snowfall is February (8mm).
The months with the least snowfall are March, April, May, June, July, August, September, October, November and December (0mm).
Average snowfall days in December
Goi, Japan
- Average snowfall days in December: 0.1 days
The month with the highest number of snowfall days is February (1.4 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
Goi, 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: 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 0min).
Average sunshine days in December
Goi, Japan
- Average sunshine days in December: 16.4 days
The month with the most sunshine days is May (18.1 days).
The months with the least sunshine days are February and October (11.1 days).
Average UV index in December
Goi, 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 and December (UV index 3).
Average cloud cover in December
Goi, Japan
- Average cloud cover in December: 36
The months with the most cloud cover are March, June and October (Cloud cover 47).
The month with the least cloud cover is August (Cloud cover 32).
Average visibility in December
Goi, 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).
Goi, Japan
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