December
Weather in December
Temperature
During the shift to December, Glossa records a mild decrease in average high-temperature, moving from a comfortable 16°C (60.8°F) in November to a cool 12°C (53.6°F). Glossa's average low-temperature in December is measured at a frosty 6°C (42.8°F).Rainfall
December is the month with the most rainfall in Glossa. Rain falls for 10 days and accumulates 121mm (4.76") of precipitation.Sea temperature
In Glossa, the average seawater temperature in December is 15°C (59°F).Note: Most people do not enjoy swimming in water of 15°C (59°F). Breathing control becomes harder as the temperature descends from 21°C (69.8°F) to 15°C (59°F).
Daylight
The month with the shortest days is December, with an average of 9h and 30min of daylight.On the first day of December in Glossa, sunrise is at 07:26 and sunset at 17:03. On the last day of the month, sunrise is at 07:44 and sunset at 17:12 EET.
Sunshine
January and December, with an average of 4h of sunshine, are months with the least sunshine.UV index
January, November 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 threat to health from unsafe exposure to UV radiation for the average person.Note: In December, a daily UV index of 2 turns into the following recommendations:
Most individuals face no significant issues with extended sun exposure, but it is always essential to protect children, babies, and those with sensitive skin. Midday Sun has the strongest UV rays, making it crucial to limit exposure and find shade. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in December in Glossa?
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What is the UV index reading in December?
Average temperature in December
Glossa, Greece
- Average high temperature in December: 12°C
The warmest months (with the highest average high temperature) are July and August (28°C).
The month with the lowest average high temperature is January (10°C).
- Average low temperature in December: 6°C
The months with the highest average low temperature are July and August (18°C).
The coldest months (with the lowest average low temperature) are January and February (4°C).
Average rainfall in December
Glossa, Greece
- Average rainfall in December: 121mm
The wettest month (with the highest rainfall) is December (121mm).
The driest month (with the least rainfall) is July (22mm).
Average rainfall days in December
Glossa, Greece
- Average rainfall days in December: 10 days
The month with the highest number of rainy days is December (10 days).
The months with the least rainy days are July, August and September (3 days).
Average sea temperature in December
Glossa, Greece
- Average sea temperature in December: 15°C
The best months for swimming (with the highest average sea temperature) are July and August (24°C).
The coldest months (with the lowest average sea temperature) are January, February and March (14°C).
Average daylight in December /
Average sunshine in December
Glossa, Greece
- Average daylight in December: 9h and 3min
The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 30min).
- Average sunshine in December: 4h
The month with the most sunshine is July (Average sunshine: 13h).
The months with the least sunshine are January and December (Average sunshine: 4h).
Average UV index in December
Glossa, Greece
- Average UV index in December: 2
The months with the highest UV index are June and July (UV index 9).
The months with the lowest UV index are January, November and December (UV index 2).
