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 arrival of December signals a subtle shift in temperature, down from a comfortable 17°C (62.6°F) in November to a cool 12.4°C (54.3°F). In December, Vivari records an average nighttime temperature of 5.9°C (42.6°F).Humidity
The average relative humidity in December in Vivari, Greece, is 77%.Rainfall
In December, the rain falls for 11.5 days. Throughout December, 46mm (1.81") of precipitation is accumulated. Throughout the year, in Vivari, Greece, there are 121.1 rainfall days, and 396mm (15.59") of precipitation is accumulated.Snowfall
Months with snowfall are January through March and December. The month with the most snowfall in Vivari is December, when snow falls for 0.4 days and typically aggregates up to 15mm (0.59") of snow.Daylight
The month with the shortest days is December, with an average of 9h and 36min of daylight.On the first day of December, sunrise is at 07:24 and sunset at 17:10. On the last day of the month, sunrise is at 07:42 and sunset at 17:20 EET.
Sunshine
In Vivari, the average sunshine in December is 6.2h.UV index
January, February, November and December, with an average maximum UV index of 3, are months with the lowest UV index. A UV Index estimate of 3 to 5 represents a medium vulnerability from unsafe exposure to UV radiation for average individuals.Note: In December, the maximum UV index of 3 suggests this advice:
Be mindful. Individuals with a lighter skin tone may suffer burns in less than 30 minutes. Midday is when the Sun's radiation is strongest; avoid prolonged exposure during this time. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses. Be informed! The Sun's UV radiation can be nearly doubled due to the reflection from snow.
Frequently asked questions
What are December temperatures in Vivari?
What is the average humidity in December in Vivari?
How many days does it rain in December in Vivari?
What is the snowiest month in Vivari?
When does it start snowing in Vivari?
What is the month with the shortest days in Vivari?
What is the average length of the day in December in Vivari?
What time are sunrise and sunset in December in Vivari?
How many hours of sunshine does Vivari have in December?
When is the lowest UV index in Vivari?
What is the UV index reading in December in Vivari?
Average temperature in December
Vivari, Greece
- Average high temperature in December: 12.4°C
The warmest month (with the highest average high temperature) is July (30.7°C).
The month with the lowest average high temperature is January (10.6°C).
- Average low temperature in December: 5.9°C
The month with the highest average low temperature is August (20.4°C).
The coldest month (with the lowest average low temperature) is January (4.1°C).
Average pressure in December
Vivari, Greece
- Average pressure in December: 1018.3mbar
The month with the highest atmospheric pressure is December (1018.3mbar).
The month with the lowest atmospheric pressure is July (1011.6mbar).
Average wind speed in December
Vivari, Greece
- Average wind speed in December: 8.2km/h
The windiest month (with the highest average wind speed) is August (9.5km/h).
The calmest month (with the lowest average wind speed) is November (7.6km/h).
Average humidity in December
Vivari, Greece
- Average humidity in December: 77%
The month with the highest relative humidity is January (79%).
The month with the lowest relative humidity is August (50%).
Average rainfall in December
Vivari, Greece
- Average rainfall in December: 46mm
The wettest month (with the highest rainfall) is March (53mm).
The driest month (with the least rainfall) is August (9mm).
Average rainfall days in December
Vivari, Greece
- Average rainfall days in December: 11.5 days
The month with the highest number of rainy days is February (13.3 days).
The month with the least rainy days is August (5 days).
Average snowfall in December
Vivari, Greece
- Average snowfall in December: 15mm
The month with the highest snowfall is December (15mm).
The months with the least snowfall are April, May, June, July, August, September, October and November (0mm).
Average snowfall days in December
Vivari, Greece
- Average snowfall days in December: 0.4 days
The month with the highest number of snowfall days is January (1.3 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
Vivari, Greece
- Average daylight in December: 9h and 4min
The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 36min).
- Average sunshine in December: 6h and 1min
The months with the most sunshine are July and August (Average sunshine: 11h and 54min).
The month with the least sunshine is January (Average sunshine: 5h and 54min).
Average sunshine days in December
Vivari, Greece
- Average sunshine days in December: 17.1 days
The month with the most sunshine days is July (24.7 days).
The month with the least sunshine days is February (13.8 days).
Average UV index in December
Vivari, Greece
- 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, November and December (UV index 3).
Average cloud cover in December
Vivari, Greece
- Average cloud cover in December: 33
The month with the most cloud cover is January (Cloud cover 39).
The month with the least cloud cover is August (Cloud cover 9).
Average visibility in December
Vivari, Greece
- Average visibility in December: 9km
The months with the highest visibility are March, April, May, June, July, August, September, October and November (10km).
The months with the lowest visibility are January, February and December (9km).
Vivari, Greece
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