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 sea temperature 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 decreases from a moderate 15.7°C (60.3°F) in November to a cool 10.1°C (50.2°F). The average low-temperature, in Thessaloniki, is 3.9°C (39°F).Humidity
In Thessaloniki, the average relative humidity in December is 73%.Rainfall
In Thessaloniki, during 9.5 rainfall days, 41mm (1.61") of precipitation is typically accumulated. Throughout the year, there are 133.1 rainfall days, and 436mm (17.17") of precipitation is accumulated.Snowfall
January through March, November and December are months with snowfall in Thessaloniki, Greece. In Thessaloniki, snow falls for 0.7 days, with typically accumulated 6mm (0.24") of snow. Throughout the year, in Thessaloniki, there are 4.9 snowfall days, and 86mm (3.39") of snow is accumulated.Sea temperature
In December, the average sea temperature is 14.9°C (58.8°F).Note: Swimming in 14.9°C (58.8°F) is considered dangerous. Unprotected immersion in temperatures below 10°C (50°F) causes quickly maximum intensity cold shock with hyperventilation.
Daylight
The month with the shortest days in Thessaloniki is December, with an average of 9h and 19min of daylight.On the first day of December, sunrise is at 07:32 and sunset at 17:01. On the last day of the month, sunrise is at 07:51 and sunset at 17:10 EET.
Sunshine
In December, the average sunshine is 6.2h.UV index
January and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV rays for average individuals.Note: The average daily UV index of 2 in December transform into the following instructions:
Extended sun exposure is not an issue for the majority. Children, infants, and fair-skinned individuals always need to be protected. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
FAQ
What is the temperature in December in Thessaloniki?
What is the average humidity in December in Thessaloniki?
How much does it rain in Thessaloniki in December?
How many days does it snow in December in Thessaloniki?
How cold is the water in December in Thessaloniki?
What is the month with the shortest days in Thessaloniki?
How many hours of daylight does Thessaloniki have in December?
When are sunrise and sunset in December in Thessaloniki?
How long on average sun shines in December in Thessaloniki?
What is the month with the lowest UV index in Thessaloniki?
How high is the UV index in December in Thessaloniki?
Average temperature in December
Thessaloniki, Greece
- Average high temperature in December: 10.1°C
The warmest month (with the highest average high temperature) is July (31.8°C).
The month with the lowest average high temperature is January (8.4°C).
- Average low temperature in December: 3.9°C
The month with the highest average low temperature is August (20.8°C).
The coldest month (with the lowest average low temperature) is January (2.2°C).
Average pressure in December
Thessaloniki, Greece
- Average pressure in December: 1019.8mbar
The month with the highest atmospheric pressure is December (1019.8mbar).
The month with the lowest atmospheric pressure is July (1013.2mbar).
Average wind speed in December
Thessaloniki, Greece
- Average wind speed in December: 8.9km/h
The windiest month (with the highest average wind speed) is February (9.2km/h).
The calmest month (with the lowest average wind speed) is November (7.3km/h).
Average humidity in December
Thessaloniki, Greece
- Average humidity in December: 73%
The months with the highest relative humidity are January and February (75%).
The month with the lowest relative humidity is August (52%).
Average rainfall in December
Thessaloniki, Greece
- Average rainfall in December: 41mm
The wettest month (with the highest rainfall) is March (55mm).
The driest month (with the least rainfall) is August (20mm).
Average rainfall days in December
Thessaloniki, Greece
- Average rainfall days in December: 9.5 days
The month with the highest number of rainy days is March (14.3 days).
The month with the least rainy days is August (8.4 days).
Average snowfall in December
Thessaloniki, Greece
- Average snowfall in December: 6mm
The month with the highest snowfall is January (35mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in December
Thessaloniki, Greece
- Average snowfall days in December: 0.7 days
The month with the highest number of snowfall days is January (2.1 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average sea temperature in December
Thessaloniki, Greece
- Average sea temperature in December: 14.9°C
The best month for swimming (with the highest average sea temperature) is July (26.2°C).
The coldest month (with the lowest average sea temperature) is March (13.3°C).
Average daylight in December /
Average sunshine in December
Thessaloniki, Greece
- Average daylight in December: 9h and 2min
The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 18min).
- Average sunshine in December: 6h and 1min
The months with the most sunshine are July and August (Average sunshine: 11h and 54min).
The month with the least sunshine is January (Average sunshine: 5h and 48min).
Average sunshine days in December
Thessaloniki, Greece
- Average sunshine days in December: 19.1 days
The month with the most sunshine days is August (20 days).
The month with the least sunshine days is June (13.5 days).
Average UV index in December
Thessaloniki, Greece
- Average UV index in December: 2
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 2).
Average cloud cover in December
Thessaloniki, Greece
- Average cloud cover in December: 34
The month with the most cloud cover is February (Cloud cover 44).
The month with the least cloud cover is July (Cloud cover 15).
Average visibility in December
Thessaloniki, 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).
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