December weather forecastToguchi, Japan
December
Weather in December
The first month of the winter, December, is also an agreeable month in Toguchi, Japan, with temperature in the range of an average high of 20.5°C (68.9°F) and an average low of 18.6°C (65.5°F).Temperature
December is marked by a subtle drop in average high-temperatures, transitioning from a moderately hot 23.9°C (75°F) in November to a pleasant 20.5°C (68.9°F). Toguchi maintains a near steady average temperature of 18.6°C (65.5°F) during the nights of December, demonstrating little drop from daytime highs.Humidity
In Toguchi, the average relative humidity in December is 73%.Rainfall
In Toguchi, Japan, in December, it is raining for 18.5 days, with typically 68mm (2.68") of accumulated precipitation. Throughout the year, there are 216.1 rainfall days, and 1313mm (51.69") of precipitation is accumulated.Daylight
The month with the shortest days is December, with an average of 10h and 30min of daylight.On the first day of December, sunrise is at 06:59 and sunset at 17:35. On the last day of the month, sunrise is at 07:16 and sunset at 17:46 JST.
Sunshine
In December, the average sunshine in Toguchi is 4.4h.UV index
The month with the lowest UV index is December, with an average maximum UV index of 4. A UV Index of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV radiation for the ordinary person.Note: The maximum daily UV index of 4 in December converts into the following recommendations:
Be vigilant - Suggestions to stave off sun damage are provided. It's recommended to limit sun exposure when its radiation is at its peak during midday. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Toguchi, Japan
- Average high temperature in December: 20.5°C
The warmest month (with the highest average high temperature) is August (29.5°C).
The month with the lowest average high temperature is January (18.8°C).
- Average low temperature in December: 18.6°C
The month with the highest average low temperature is August (28.2°C).
The coldest month (with the lowest average low temperature) is January (16.8°C).
Average pressure in December
Toguchi, Japan
- Average pressure in December: 1019.9mbar
The month with the highest atmospheric pressure is January (1020.9mbar).
The month with the lowest atmospheric pressure is August (1006.6mbar).
Average wind speed in December
Toguchi, Japan
- Average wind speed in December: 27.6km/h
The windiest month (with the highest average wind speed) is December (27.6km/h).
The calmest month (with the lowest average wind speed) is May (19.5km/h).
Average humidity in December
Toguchi, Japan
- Average humidity in December: 73%
The month with the highest relative humidity is June (86%).
The month with the lowest relative humidity is January (72%).
Average rainfall in December
Toguchi, Japan
- Average rainfall in December: 68mm
The wettest month (with the highest rainfall) is June (198mm).
The driest months (with the least rainfall) are January and February (53mm).
Average rainfall days in December
Toguchi, Japan
- Average rainfall days in December: 18.5 days
The months with the highest number of rainy days are September and October (19.7 days).
The month with the least rainy days is July (16.1 days).
Average daylight in December /
Average sunshine in December
Toguchi, Japan
- Average daylight in December: 10h and 30min
The month with the longest days is June (Average daylight: 13h and 48min).
The month with the shortest days is December (Average daylight: 10h and 30min).
- Average sunshine in December: 4h and 24min
The month with the most sunshine is July (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 4h and 18min).
Average sunshine days in December
Toguchi, Japan
- Average sunshine days in December: 9.1 days
The month with the most sunshine days is July (12.6 days).
The month with the least sunshine days is September (6.8 days).
Average UV index in December
Toguchi, Japan
- Average UV index in December: 4
The months with the highest UV index are June, July, August and September (UV index 7).
The month with the lowest UV index is December (UV index 4).
Average cloud cover in December
Toguchi, Japan
- Average cloud cover in December: 57
The month with the most cloud cover is January (Cloud cover 63).
The month with the least cloud cover is July (Cloud cover 34).
Average visibility in December
Toguchi, 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).





