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
Transition from November to December is accompanied by a temperature drop, with average high-temperatures decreasing from a comfortable 16.5°C (61.7°F) to a fresh 11.2°C (52.2°F). The average nighttime temperature lowers to an icy 5.9°C (42.6°F) throughout December.Humidity
In December, the average relative humidity in Nagatacho is 63%.Rainfall
In Nagatacho, during December, the rain falls for 5.9 days and regularly aggregates up to 12mm (0.47") of precipitation. In Nagatacho, during the entire year, the rain falls for 125.3 days and collects up to 359mm (14.13") of precipitation.Snowfall
In Nagatacho, snow does not fall in March through December.Daylight
December has the shortest days of the year in Nagatacho, 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 16:37 JST.
Sunshine
In Nagatacho, the average sunshine in December is 6.2h.UV index
In Nagatacho, Japan, the average daily maximum UV index in December is 3. A UV Index value of 3 to 5 symbolizes a moderate health risk from unsafe exposure to UV radiation for the average person.Note: An average maximum UV index of 3 in December leads to these recommendations:
Preventative actions are necessary - Recommendations to ward off sunburn are given. The Sun is most powerful around mid-day, so it's a good practice to reduce direct exposure. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun. Notice this! Nearly double the intensity of the Sun's UV radiation can be caused by snow reflection.
Frequently asked questions
What is the usual temperature for Nagatacho in December?
What is the average humidity in December in Nagatacho?
How much does it rain in Nagatacho in December?
When it does not snow in Nagatacho?
Does it snow in Nagatacho in December?
What is the month with the shortest days in Nagatacho?
How many hours of daylight does Nagatacho have in December?
What time are sunrise and sunset in December in Nagatacho?
How many hours of sunshine does Nagatacho have in December?
What is the UV index reading in December in Nagatacho?
Average temperature in December
Nagatacho, Japan
- Average high temperature in December: 11.2°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 (8.8°C).
- Average low temperature in December: 5.9°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°C).
Average pressure in December
Nagatacho, Japan
- Average pressure in December: 1016.2mbar
The month with the highest atmospheric pressure is November (1018.1mbar).
The month with the lowest atmospheric pressure is June (1009.2mbar).
Average wind speed in December
Nagatacho, Japan
- Average wind speed in December: 13.5km/h
The windiest month (with the highest average wind speed) is April (15.6km/h).
The calmest month (with the lowest average wind speed) is November (12.3km/h).
Average humidity in December
Nagatacho, Japan
- Average humidity in December: 63%
The month with the highest relative humidity is July (79%).
The month with the lowest relative humidity is January (60%).
Average rainfall in December
Nagatacho, Japan
- Average rainfall in December: 12mm
The wettest month (with the highest rainfall) is September (54mm).
The driest month (with the least rainfall) is February (10mm).
Average rainfall days in December
Nagatacho, Japan
- Average rainfall days in December: 5.9 days
The month with the highest number of rainy days is July (16.1 days).
The month with the least rainy days is January (4.5 days).
Average snowfall in December
Nagatacho, Japan
- Average snowfall in December: 0mm
The month with the highest snowfall is February (4mm).
The months with the least snowfall are March, April, May, June, July, August, September, October, November and December (0mm).
Average snowfall days in December
Nagatacho, Japan
- Average snowfall days in December: 0.2 days
The month with the highest number of snowfall days is February (1.2 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
Nagatacho, 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 42min).
Average sunshine days in December
Nagatacho, Japan
- Average sunshine days in December: 24.3 days
The month with the most sunshine days is January (25.4 days).
The month with the least sunshine days is June (11.5 days).
Average UV index in December
Nagatacho, Japan
- Average UV index in December: 3
The month with the highest UV index is July (UV index 7).
The month with the lowest UV index is January (UV index 2).
Average cloud cover in December
Nagatacho, Japan
- Average cloud cover in December: 30
The months with the most cloud cover are June and October (Cloud cover 44).
The month with the least cloud cover is January (Cloud cover 28).
Average visibility in December
Nagatacho, Japan
- Average visibility in December: 10km
The months with the highest visibility are January, February, March, April, May, June, August, September, October, November and December (10km).
The month with the lowest visibility is July (9km).
Nagatacho, Japan
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