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
In December, the average high-temperature marginally drops from 18.7°C (65.7°F) in November to a still refreshing 14.9°C (58.8°F). During December, Sellia perceives a slight decrease in temperature from daytime highs, settling at an average low of 10.9°C (51.6°F).Humidity
In December, the average relative humidity is 75%.Rainfall
In Sellia, during December, the rain falls for 16.7 days and regularly aggregates up to 88mm (3.46") of precipitation. Throughout the year, there are 119.3 rainfall days, and 509mm (20.04") of precipitation is accumulated.Daylight
The month with the shortest days in Sellia is December, with an average of 9h and 48min of daylight.On the first day of the month, sunrise is at 07:12 and sunset at 17:10. On the last day of December, sunrise is at 07:30 and sunset at 17:20 EET.
Sunshine
In Sellia, the average sunshine in December is 5.3h.UV index
The months with the lowest UV index are January and December, with an average maximum UV index of 3. A UV Index value of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV rays for the average person.Note: In December, a daily UV index of 3 turns into the following recommendations:
Be vigilant - Suggestions to stave off sun damage are provided. Solar radiation is at its peak intensity during midday, so it's advisable to stay indoors or in the shade. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades.
Frequently asked questions
What is the temperature in December in Sellia?
What is the average humidity in December in Sellia?
How many days does it rain in December in Sellia?
What is the month with the shortest days in Sellia?
What is the average length of the day in December in Sellia?
When are sunrise and sunset in December in Sellia?
How long on average sun shines in December in Sellia?
What are the months with the lowest UV index in Sellia?
What is the UV index intensity in December in Sellia?
Average temperature in December
Sellia, Greece
- Average high temperature in December: 14.9°C
The warmest month (with the highest average high temperature) is July (28.5°C).
The month with the lowest average high temperature is January (13.3°C).
- Average low temperature in December: 10.9°C
The month with the highest average low temperature is August (22°C).
The coldest month (with the lowest average low temperature) is January (9.2°C).
Average pressure in December
Sellia, Greece
- Average pressure in December: 1018.1mbar
The month with the highest atmospheric pressure is December (1018.1mbar).
The month with the lowest atmospheric pressure is July (1010.6mbar).
Average wind speed in December
Sellia, Greece
- Average wind speed in December: 15.2km/h
The windiest month (with the highest average wind speed) is January (17km/h).
The calmest month (with the lowest average wind speed) is August (11.9km/h).
Average humidity in December
Sellia, Greece
- Average humidity in December: 75%
The month with the highest relative humidity is January (77%).
The month with the lowest relative humidity is July (61%).
Average rainfall in December
Sellia, Greece
- Average rainfall in December: 88mm
The wettest month (with the highest rainfall) is January (91mm).
The driest month (with the least rainfall) is July (3mm).
Average rainfall days in December
Sellia, Greece
- Average rainfall days in December: 16.7 days
The month with the highest number of rainy days is January (17.6 days).
The month with the least rainy days is July (1.7 days).
Average daylight in December /
Average sunshine in December
Sellia, Greece
- 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: 5h and 2min
The months with the most sunshine are July and August (Average sunshine: 12h and 0min).
The month with the least sunshine is January (Average sunshine: 5h and 6min).
Average sunshine days in December
Sellia, Greece
- Average sunshine days in December: 11.8 days
The month with the most sunshine days is July (29.1 days).
The month with the least sunshine days is January (11.3 days).
Average UV index in December
Sellia, 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 and December (UV index 3).
Average cloud cover in December
Sellia, Greece
- Average cloud cover in December: 44
The month with the most cloud cover is January (Cloud cover 45).
The months with the least cloud cover are July and August (Cloud cover 4).
Average visibility in December
Sellia, Greece
- 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).
Sellia, Greece
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