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
December
Weather in December
Temperature
With December's onset, the weather reveals a slight temperature decrease, transitioning from an enjoyable 16.5°C (61.7°F) in November to a cool 12.1°C (53.8°F). December sees the temperature falling to a mean low of 4.4°C (39.9°F).Humidity
The average relative humidity in December is 82%.Rainfall
In Mystras, in December, it is raining for 13.8 days, with typically 73mm (2.87") of accumulated precipitation. Throughout the year, there are 148.3 rainfall days, and 654mm (25.75") of precipitation is accumulated.Snowfall
Months with snowfall are January through April, November and December. In December, it is snowing for 2.8 days. Throughout December, 103mm (4.06") of snow is accumulated. Throughout the year, there are 15.9 snowfall days, and 410mm (16.14") of snow is accumulated.Daylight
With an average of 9h and 42min of daylight, December has the shortest days of the year.On the first day of the month, sunrise is at 07:25 and sunset at 17:13. On the last day of December, sunrise is at 07:43 and sunset at 17:23 EET.
Sunshine
In Mystras, the average sunshine in December is 5.7h.UV index
December is the month with the lowest UV index, with an average maximum UV index of 2. A UV Index of 2, and less, symbolizes a minimal health hazard from unprotected exposure to Sun's UV rays for average individuals.Note: In December, the maximum UV index of 2 transforms into these recommendations:
Extended time in the sun generally does not harm most, but those with sensitive skin, infants, and children should always be protected. To avoid the Sun's strongest rays, limit exposure around the mid-day period. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear. Keep in mind! Snow's reflective quality can nearly double the intensity of the Sun's UV radiation.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in December?
What is the average humidity in December?
How many days does it rain in December?
How much does it snow in December?
What is the month with the shortest days?
What is the average length of the day in December?
When are sunrise and sunset in December in Mystras?
How long on average sun shines in December?
When is the lowest UV index?
How high is the UV index in December?
Average temperature in December
Mystras, Greece
- Average high temperature in December: 12.1°C
The warmest month (with the highest average high temperature) is July (30.9°C).
The month with the lowest average high temperature is January (10°C).
- Average low temperature in December: 4.4°C
The month with the highest average low temperature is August (18.8°C).
The coldest month (with the lowest average low temperature) is January (3°C).
Average pressure in December
Mystras, Greece
- Average pressure in December: 1018.3mbar
The month with the highest atmospheric pressure is December (1018.3mbar).
The month with the lowest atmospheric pressure is July (1011.5mbar).
Average wind speed in December
Mystras, Greece
- Average wind speed in December: 7.8km/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 (6.8km/h).
Average humidity in December
Mystras, Greece
- Average humidity in December: 82%
The month with the highest relative humidity is January (83%).
The months with the lowest relative humidity are July and August (50%).
Average rainfall in December
Mystras, Greece
- Average rainfall in December: 73mm
The wettest month (with the highest rainfall) is January (90mm).
The driest months (with the least rainfall) are July and August (23mm).
Average rainfall days in December
Mystras, Greece
- Average rainfall days in December: 13.8 days
The months with the highest number of rainy days are January and March (15.3 days).
The months with the least rainy days are July and August (7.1 days).
Average snowfall in December
Mystras, Greece
- Average snowfall in December: 103mm
The month with the highest snowfall is January (134mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in December
Mystras, Greece
- Average snowfall days in December: 2.8 days
The month with the highest number of snowfall days is January (5.5 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
Mystras, 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 42min).
- Average sunshine in December: 5h and 4min
The month with the most sunshine is August (Average sunshine: 11h and 48min).
The month with the least sunshine is January (Average sunshine: 5h and 18min).
Average sunshine days in December
Mystras, Greece
- Average sunshine days in December: 14.2 days
The months with the most sunshine days are July and August (22.6 days).
The month with the least sunshine days is February (9.9 days).
Average UV index in December
Mystras, Greece
- Average UV index in December: 2
The month with the highest UV index is July (UV index 7).
The month with the lowest UV index is December (UV index 2).
Average cloud cover in December
Mystras, Greece
- Average cloud cover in December: 41
The month with the most cloud cover is January (Cloud cover 47).
The month with the least cloud cover is August (Cloud cover 12).
Average visibility in December
Mystras, Greece
- Average visibility in December: 8km
The months with the highest visibility are May, June, July, August and September (10km).
The months with the lowest visibility are January, February and December (8km).
