December
Weather in December
Temperature
The move into December indicates a slight reduction in the average high-temperature, down from November's refreshing 17°C (62.6°F) to a moderate 14°C (57.2°F). Throughout December, Agios Ioannis Diakoftis observes a steady low-temperature average of 9°C (48.2°F), reflecting a minor dip from daytime highs.Rainfall
The month with the most rainfall is December, when the rain falls for 11 days and typically aggregates up to 102mm (4.02") of precipitation.Sea temperature
In Agios Ioannis Diakoftis, the average seawater temperature in December is 17°C (62.6°F).Note: Swimming in 17°C (62.6°F) does not offer a pleasant experience for most individuals. The act of controlling one's breathing becomes progressively difficult as the water temperature goes under 21°C (69.8°F).
Daylight
The month with the shortest days is December, with an average of 9h and 36min of daylight.On the first day of December in Agios Ioannis Diakoftis, sunrise is at 07:14 and sunset at 17:01. On the last day of the month, sunrise is at 07:32 and sunset at 17:10 EET.
Sunshine
January and December, with an average of 4h of sunshine, are months with the least sunshine.UV index
January 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 minimal health vulnerability from exposure to the Sun's UV rays for average individuals.Note: A daily maximum UV index of 2 in December translates into the following instructions:
Most individuals face no major issues with lengthy exposure to the sun, but children, infants, and individuals with fair skin always require protection. Avoiding direct sunlight during midday hours helps reduce the risk from intense UV radiation. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
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Average temperature in December
Agios Ioannis Diakoftis, Greece
- Average high temperature in December: 14°C
The warmest months (with the highest average high temperature) are July and August (27°C).
The month with the lowest average high temperature is January (12°C).
- Average low temperature in December: 9°C
The months with the highest average low temperature are July and August (21°C).
The coldest months (with the lowest average low temperature) are January and February (7°C).
Average rainfall in December
Agios Ioannis Diakoftis, Greece
- Average rainfall in December: 102mm
The wettest month (with the highest rainfall) is December (102mm).
The driest month (with the least rainfall) is August (3mm).
Average rainfall days in December
Agios Ioannis Diakoftis, Greece
- Average rainfall days in December: 11 days
The months with the highest number of rainy days are January and December (11 days).
The month with the least rainy days is June (1 days).
Average sea temperature in December
Agios Ioannis Diakoftis, Greece
- Average sea temperature in December: 17°C
The best months for swimming (with the highest average sea temperature) are July, August and September (23°C).
The coldest months (with the lowest average sea temperature) are February and March (15°C).
Average daylight in December /
Average sunshine in December
Agios Ioannis Diakoftis, 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: 4h
The month with the most sunshine is July (Average sunshine: 14h).
The months with the least sunshine are January and December (Average sunshine: 4h).
Average UV index in December
Agios Ioannis Diakoftis, Greece
- Average UV index in December: 2
The month with the highest UV index is July (UV index 10).
The months with the lowest UV index are January and December (UV index 2).
