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 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
The commencement of December indicates a gentle shift in the average high-temperature, receding from November's moderate 14.9°C (58.8°F) to a fresh 10.2°C (50.4°F). December brings with it a nighttime average temperature of 3.9°C (39°F).Humidity
The average relative humidity in December is 82%.Rainfall
In Kastria, in December, during 13.3 rainfall days, 64mm (2.52") of precipitation is typically accumulated. In Kastria, Greece, during the entire year, the rain falls for 155.4 days and collects up to 681mm (26.81") of precipitation.Snowfall
January through April and December are months with snowfall in Kastria. December is the first month it typically snows. Throughout December, in the average 2.4 snowfall days, it receives 82mm (3.23") of snow. Throughout the year, in Kastria, there are 11.2 snowfall days, and 294mm (11.57") of snow is accumulated.Daylight
December has the shortest days of the year, with an average of 9h and 36min of daylight.On the first day of December in Kastria, sunrise is at 07:28 and sunset at 17:12. On the last day of the month, sunrise is at 07:47 and sunset at 17:22 EET.
Sunshine
The average sunshine in December is 6h.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 minimal health vulnerability from exposure to the Sun's UV rays for average individuals.Note: A typical high UV index of 2 in December suggests the following recommendations:
Children, infants, and individuals with sensitive skin should be constantly protected from extended sun exposure. Stay safe from the Sun's strongest UV rays by limiting exposure during midday. Always opt for UVA and UVB-resistant sunglasses on radiant days. Keep in mind! Snow's reflective quality can nearly double the intensity of the Sun's UV radiation.
Frequently asked questions
What are December temperatures in Kastria?
What is the average humidity in December in Kastria?
How much does it rain in Kastria in December?
When does it start snowing in Kastria?
What is the month with the shortest days in Kastria?
What is the average length of the day in December in Kastria?
When is the sunrise / sunset in December in Kastria?
How long on average sun shines in December in Kastria?
What is the month with the lowest UV index in Kastria?
How high is the UV index in December in Kastria?
Average temperature in December
Kastria, Greece
- Average high temperature in December: 10.2°C
The warmest months (with the highest average high temperature) are July and August (28.9°C).
The month with the lowest average high temperature is January (8.2°C).
- Average low temperature in December: 3.9°C
The month with the highest average low temperature is August (17.6°C).
The coldest month (with the lowest average low temperature) is January (1.9°C).
Average pressure in December
Kastria, Greece
- Average pressure in December: 1018.4mbar
The month with the highest atmospheric pressure is December (1018.4mbar).
The month with the lowest atmospheric pressure is July (1011.7mbar).
Average wind speed in December
Kastria, Greece
- Average wind speed in December: 7.9km/h
The windiest month (with the highest average wind speed) is February (8.8km/h).
The calmest month (with the lowest average wind speed) is September (7.1km/h).
Average humidity in December
Kastria, Greece
- Average humidity in December: 82%
The month with the highest relative humidity is January (84%).
The month with the lowest relative humidity is August (53%).
Average rainfall in December
Kastria, Greece
- Average rainfall in December: 64mm
The wettest month (with the highest rainfall) is January (89mm).
The driest month (with the least rainfall) is August (26mm).
Average rainfall days in December
Kastria, Greece
- Average rainfall days in December: 13.3 days
The month with the highest number of rainy days is May (16.3 days).
The month with the least rainy days is August (8.2 days).
Average snowfall in December
Kastria, Greece
- Average snowfall in December: 82mm
The month with the highest snowfall is January (108mm).
The months with the least snowfall are May, June, July, August, September, October and November (0mm).
Average snowfall days in December
Kastria, Greece
- Average snowfall days in December: 2.4 days
The month with the highest number of snowfall days is January (4.3 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in December /
Average sunshine in December
Kastria, Greece
- Average daylight in December: 9h and 4min
The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 36min).
- Average sunshine in December: 6h and 0min
The months with the most sunshine are July and August (Average sunshine: 11h and 48min).
The month with the least sunshine is January (Average sunshine: 5h and 12min).
Average sunshine days in December
Kastria, Greece
- Average sunshine days in December: 15.4 days
The month with the most sunshine days is August (20.5 days).
The month with the least sunshine days is May (11.3 days).
Average UV index in December
Kastria, Greece
- Average UV index in December: 2
The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January and December (UV index 2).
Average cloud cover in December
Kastria, Greece
- Average cloud cover in December: 39
The month with the most cloud cover is January (Cloud cover 47).
The month with the least cloud cover is August (Cloud cover 11).
Average visibility in December
Kastria, Greece
- Average visibility in December: 9km
The months with the highest visibility are May, June, July, August, September and October (10km).
The month with the lowest visibility is January (8km).
Kastria, Greece
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