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 sea temperature 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
December brings a decrease in the average high-temperature, falling from November's refreshing 16.7°C (62.1°F) to a cool 11.3°C (52.3°F). An average low-temperature of 6.8°C (44.2°F), slightly less than the daytime peak, marks the month of December.Humidity
The average relative humidity in December in Uwajima is 75%.Rainfall
In Uwajima, in December, it is raining for 14.5 days, with typically 36mm (1.42") of accumulated precipitation. In Uwajima, during the entire year, the rain falls for 158.8 days and collects up to 720mm (28.35") of precipitation.Snowfall
January through March and December are months with snowfall. December is the first month it typically snows. Throughout December, in the average 1.3 snowfall days, it receives 5mm (0.2") of snow. Throughout the year, there are 6.7 snowfall days, and 25mm (0.98") of snow is accumulated.Sea temperature
In Uwajima, Japan, the average seawater temperature in December is 20°C (68°F).Note: In water of 20°C (68°F), the majority of people do not enjoy swimming. Breathing becomes increasingly hard to manage as the temperature drops from 21°C (69.8°F) to 15°C (59°F).
Daylight
December has the shortest days of the year, with an average of 10h and 0min of daylight.On the first day of December in Uwajima, sunrise is at 06:55 and sunset at 17:02. On the last day of the month, sunrise is at 07:12 and sunset at 17:12 JST.
Sunshine
January and December, with an average of 5.2h of sunshine, are months with the least sunshine.UV index
The months with the lowest UV index in Uwajima are January and December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a low threat to health from unprotected exposure to Sun's UV rays for the average person.Note: In December, a daily UV index of 2 turns into the following recommendations:
Those with sensitive skin, infants, and children require constant safeguarding from prolonged sun exposure. The intensity of the Sun's UV radiation during midday suggests reducing time spent outdoors. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Foresee this! The reflection from snow can nearly double the intensity of UV radiation from the Sun.
Frequently asked questions
What are the temperatures in Uwajima in December?
What is the average humidity in December in Uwajima?
How much does it rain in Uwajima in December?
When does it start snowing in Uwajima?
How cold is the water in December in Uwajima?
What is the month with the shortest days in Uwajima?
How many hours of daylight does Uwajima have in December?
When are sunrise and sunset in December in Uwajima?
What are the months with the least sunshine in Uwajima?
How many hours of sunshine does Uwajima have in December?
What is the month with the lowest UV index in Uwajima?
How high is the UV index in December in Uwajima?
Average temperature in December
Uwajima, Japan
- Average high temperature in December: 11.3°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°C).
- Average low temperature in December: 6.8°C
The month with the highest average low temperature is August (23.8°C).
The coldest month (with the lowest average low temperature) is January (4.7°C).
Average pressure in December
Uwajima, Japan
- Average pressure in December: 1020.6mbar
The month with the highest atmospheric pressure is January (1021mbar).
The month with the lowest atmospheric pressure is June (1008.4mbar).
Average wind speed in December
Uwajima, Japan
- Average wind speed in December: 16.3km/h
The windiest month (with the highest average wind speed) is January (16.8km/h).
The calmest month (with the lowest average wind speed) is June (8.8km/h).
Average humidity in December
Uwajima, Japan
- Average humidity in December: 75%
The month with the highest relative humidity is July (86%).
The months with the lowest relative humidity are January, February and March (72%).
Average rainfall in December
Uwajima, Japan
- Average rainfall in December: 36mm
The wettest month (with the highest rainfall) is July (117mm).
The driest month (with the least rainfall) is January (23mm).
Average rainfall days in December
Uwajima, Japan
- Average rainfall days in December: 14.5 days
The month with the highest number of rainy days is July (19.1 days).
The month with the least rainy days is February (9.8 days).
Average snowfall in December
Uwajima, Japan
- Average snowfall in December: 5mm
The month with the highest snowfall is January (12mm).
The months with the least snowfall are April, May, June, July, August, September, October and November (0mm).
Average snowfall days in December
Uwajima, Japan
- Average snowfall days in December: 1.3 days
The month with the highest number of snowfall days is January (3.1 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).
Average sea temperature in December
Uwajima, Japan
- Average sea temperature in December: 20°C
The best month for swimming (with the highest average sea temperature) is August (27.8°C).
The coldest month (with the lowest average sea temperature) is February (17°C).
Average daylight in December /
Average sunshine in December
Uwajima, Japan
- Average daylight in December: 10h and 0min
The month with the longest days is June (Average daylight: 14h and 18min).
The month with the shortest days is December (Average daylight: 10h and 0min).
- Average sunshine in December: 5h and 1min
The month with the most sunshine is August (Average sunshine: 10h and 42min).
The months with the least sunshine are January and December (Average sunshine: 5h and 12min).
Average sunshine days in December
Uwajima, Japan
- Average sunshine days in December: 11.5 days
The month with the most sunshine days is May (18.8 days).
The month with the least sunshine days is July (9.8 days).
Average UV index in December
Uwajima, Japan
- Average UV index in December: 2
The month with the highest UV index is July (UV index 7).
The months with the lowest UV index are January and December (UV index 2).
Average cloud cover in December
Uwajima, Japan
- Average cloud cover in December: 41
The month with the most cloud cover is June (Cloud cover 47).
The months with the least cloud cover are August and November (Cloud cover 32).
Average visibility in December
Uwajima, Japan
- Average visibility in December: 10km
The months with the highest visibility are January, February, March, August, September, October, November and December (10km).
The months with the lowest visibility are April, May, June and July (9km).
Uwajima, Japan
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