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
December
Weather in December
Temperature
In December, the average high-temperature marginally decreases from an enjoyable 18.3°C (64.9°F) in November to a still refreshing 14.3°C (57.7°F). Nighttime, during December, brings an average low of 9.7°C (49.5°F), a modest reduction from the day's peak.Humidity
In December, the average relative humidity is 74%.Rainfall
In Kelefa, in December, during 12 rainfall days, 47mm (1.85") of precipitation is typically accumulated. Throughout the year, there are 127.6 rainfall days, and 401mm (15.79") of precipitation is accumulated.Daylight
The month with the shortest days in Kelefa is December, with an average of 9h and 42min of daylight.On the first day of the month, sunrise is at 07:24 and sunset at 17:14. On the last day of December, sunrise is at 07:42 and sunset at 17:24 EET.
Sunshine
In December, the average sunshine is 6.4h.UV index
January and December, with an average maximum UV index of 3, are months with the lowest UV index. A UV Index of 3 to 5 symbolizes a moderate health risk from unprotected exposure to Sun's UV rays for the average person.Note: A maximum high UV index of 3 in December translates into the following recommendations:
Take heed. Individuals of lighter complexion can be burned in less than half an hour. Limiting sun exposure during midday hours helps in reducing the harmful effects of UV radiation. Experience reduced UV exposure by about half when donning a wide-brim hat.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Kelefa in December?
What is the average humidity in December?
How many days does it rain in December?
What is the month with the shortest days?
How many hours of daylight does Kelefa have in December?
When are sunrise and sunset in December in Kelefa?
How long on average sun shines in December in Kelefa?
What are the months with the lowest UV index?
How high is the UV index in December?
Average temperature in December
Kelefa, Greece
- Average high temperature in December: 14.3°C
The warmest month (with the highest average high temperature) is August (30.2°C).
The month with the lowest average high temperature is January (12.3°C).
- Average low temperature in December: 9.7°C
The month with the highest average low temperature is August (23°C).
The coldest month (with the lowest average low temperature) is January (8°C).
Average pressure in December
Kelefa, Greece
- Average pressure in December: 1018.2mbar
The month with the highest atmospheric pressure is December (1018.2mbar).
The month with the lowest atmospheric pressure is July (1011.4mbar).
Average wind speed in December
Kelefa, Greece
- Average wind speed in December: 13.5km/h
The windiest month (with the highest average wind speed) is February (15.2km/h).
The calmest month (with the lowest average wind speed) is August (9.3km/h).
Average humidity in December
Kelefa, Greece
- Average humidity in December: 74%
The month with the highest relative humidity is January (76%).
The months with the lowest relative humidity are July and August (57%).
Average rainfall in December
Kelefa, Greece
- Average rainfall in December: 47mm
The wettest month (with the highest rainfall) is January (58mm).
The driest month (with the least rainfall) is July (12mm).
Average rainfall days in December
Kelefa, Greece
- Average rainfall days in December: 12 days
The month with the highest number of rainy days is January (14.2 days).
The month with the least rainy days is July (5.6 days).
Average daylight in December /
Average sunshine in December
Kelefa, Greece
- Average daylight in December: 9h and 4min
The month with the longest days is June (Average daylight: 14h and 36min).
The month with the shortest days is December (Average daylight: 9h and 42min).
- Average sunshine in December: 6h and 2min
The month with the most sunshine is July (Average sunshine: 12h and 0min).
The month with the least sunshine is January (Average sunshine: 6h and 12min).
Average sunshine days in December
Kelefa, Greece
- Average sunshine days in December: 16.7 days
The month with the most sunshine days is July (23.8 days).
The month with the least sunshine days is February (12.6 days).
Average UV index in December
Kelefa, Greece
- Average UV index in December: 3
The months with the highest UV index are July and August (UV index 7).
The months with the lowest UV index are January and December (UV index 3).
Average cloud cover in December
Kelefa, Greece
- Average cloud cover in December: 31
The month with the most cloud cover is January (Cloud cover 35).
The month with the least cloud cover is August (Cloud cover 8).
Average visibility in December
Kelefa, 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).
