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
December
Weather in December
Temperature
December implies a gentle temperature shift, with average high-temperatures reducing from November's refreshing 13.6°C (56.5°F) to a frosty 8.5°C (47.3°F). An average nighttime temperature of 1.6°C (34.9°F) is witnessed throughout December.Humidity
In December, the average relative humidity is 76%.Rainfall
In Symvoli, in December, it is raining for 12.4 days, with typically 56mm (2.2") of accumulated precipitation. In Symvoli, during the entire year, the rain falls for 163.2 days and collects up to 583mm (22.95") of precipitation.Snowfall
January through March and December are months with snowfall. December is the first month it typically snows in Symvoli. Throughout December, in the average 0.5 snowfall days, it receives 5mm (0.2") of snow. In Symvoli, during the entire year, snow falls for 5.6 days and aggregates up to 79mm (3.11") of snow.Daylight
With an average of 9h and 18min of daylight, December has the shortest days of the year in Symvoli.On the first day of the month, sunrise is at 07:29 and sunset at 16:56. On the last day of December, in Symvoli, sunrise is at 07:48 and sunset at 17:05 EET.
Sunshine
In Symvoli, Greece, the average sunshine in December is 6.1h.UV index
January, February and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index reading of 2, and below, represents a low health risk from unsafe exposure to UV radiation for average individuals.Note: A maximum UV index of 2 in December translates into the following recommendations:
While most people are not greatly affected by extended sun exposure, those with fair skin, babies, and children must always have protection. Sun's radiation is most powerful around mid-day, so it's best to limit outdoor activities during this time. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage. Alert! The snow's reflection can amplify the UV radiation of the Sun nearly twice.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are December temperatures in Symvoli?
What is the average humidity in December in Symvoli?
How much does it rain in Symvoli in December?
When does it start to snow in Symvoli?
What is the month with the shortest days in Symvoli?
How many hours of daylight does Symvoli have in December?
What time are sunrise and sunset in December in Symvoli?
How many hours of sunshine does Symvoli have in December?
What is the month with the lowest UV index in Symvoli?
How high is the UV index in December in Symvoli?
Average temperature in December
Symvoli, Greece
- Average high temperature in December: 8.5°C
The warmest month (with the highest average high temperature) is August (30°C).
The month with the lowest average high temperature is January (6.7°C).
- Average low temperature in December: 1.6°C
The month with the highest average low temperature is August (17.8°C).
The coldest month (with the lowest average low temperature) is January (-0.1°C).
Average pressure in December
Symvoli, Greece
- Average pressure in December: 1019.9mbar
The month with the highest atmospheric pressure is December (1019.9mbar).
The month with the lowest atmospheric pressure is July (1012.9mbar).
Average wind speed in December
Symvoli, Greece
- Average wind speed in December: 6.2km/h
The windiest months (with the highest average wind speed) are March and May (7.1km/h).
The calmest month (with the lowest average wind speed) is November (5.9km/h).
Average humidity in December
Symvoli, Greece
- Average humidity in December: 76%
The months with the highest relative humidity are January and February (78%).
The month with the lowest relative humidity is August (52%).
Average rainfall in December
Symvoli, Greece
- Average rainfall in December: 56mm
The wettest month (with the highest rainfall) is January (78mm).
The driest month (with the least rainfall) is August (20mm).
Average rainfall days in December
Symvoli, Greece
- Average rainfall days in December: 12.4 days
The month with the highest number of rainy days is June (18.8 days).
The month with the least rainy days is October (8.3 days).
Average snowfall in December
Symvoli, Greece
- Average snowfall in December: 5mm
The month with the highest snowfall is January (36mm).
The months with the least snowfall are April, May, June, July, August, September, October and November (0mm).
Average snowfall days in December
Symvoli, Greece
- Average snowfall days in December: 0.5 days
The month with the highest number of snowfall days is January (3 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight in December /
Average sunshine in December
Symvoli, Greece
- Average daylight in December: 9h and 2min
The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).
- Average sunshine in December: 6h and 1min
The month with the most sunshine is August (Average sunshine: 11h and 48min).
The month with the least sunshine is January (Average sunshine: 5h and 54min).
Average sunshine days in December
Symvoli, Greece
- Average sunshine days in December: 17.5 days
The month with the most sunshine days is October (21.4 days).
The month with the least sunshine days is April (8.7 days).
Average UV index in December
Symvoli, Greece
- 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, February and December (UV index 2).
Average cloud cover in December
Symvoli, Greece
- Average cloud cover in December: 34
The month with the most cloud cover is February (Cloud cover 41).
The month with the least cloud cover is August (Cloud cover 16).
Average visibility in December
Symvoli, Greece
- Average visibility in December: 9km
The months with the highest visibility are May, June, July, August, September and October (10km).
The months with the lowest visibility are January, February, March, April, November and December (9km).
