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 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
During the shift to December, a minor reduction in average high-temperature is observed, shifting from a warm 23.9°C (75°F) in November to an agreeable 20.5°C (68.9°F). Namihira in December observes a slight diminution in temperature from daily highs, recording a low-temperature average of 18.6°C (65.5°F).Humidity
In Namihira, the average relative humidity in December is 73%.Rainfall
In Namihira, during December, the rain falls for 18.5 days and regularly aggregates up to 68mm (2.68") of precipitation. In Namihira, Japan, during the entire year, the rain falls for 215.5 days and collects up to 1300mm (51.18") of precipitation.Daylight
December has the shortest days of the year, with an average of 10h and 30min of daylight.On the first day of December in Namihira, sunrise is at 06:59 and sunset at 17:36. On the last day of the month, sunrise is at 07:16 and sunset at 17:47 JST.
Sunshine
The average sunshine in December in Namihira, Japan, is 4.4h.UV index
December is the month with the lowest UV index in Namihira, with an average maximum UV index of 4. A UV Index value of 3 to 5 symbolizes a medium vulnerability from unprotected exposure to Sun's UV rays for the average person.Note: A maximum high daily UV index of 4 during December translates into the following directions:
Adopt protective measures - It is advised to guard against sun damage. The intensity of the Sun's UV radiation during midday suggests reducing time spent outdoors. A hat with a broad brim is indispensable, filtering out up to half of UV rays.
Frequently asked questions
What is the temperature in December in Namihira?
What is the average humidity in December in Namihira?
How many days does it rain in December in Namihira?
What is the month with the shortest days in Namihira?
How many hours of daylight does Namihira have in December?
When is the sunrise / sunset in December in Namihira?
How long on average sun shines in December in Namihira?
What is the month with the lowest UV index in Namihira?
How high is the UV index in December in Namihira?
Average temperature in December
Namihira, 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
Namihira, 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
Namihira, 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
Namihira, 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
Namihira, 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
Namihira, Japan
- Average rainfall days in December: 18.5 days
The month with the highest number of rainy days is October (19.7 days).
The month with the least rainy days is July (16.1 days).
Average daylight in December /
Average sunshine in December
Namihira, Japan
- Average daylight in December: 10h and 3min
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 2min
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
Namihira, 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 (7.1 days).
Average UV index in December
Namihira, 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
Namihira, 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
Namihira, 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).
Namihira, Japan
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