December weather forecastBansko, Bulgaria
December
Weather in December
December welcomes the winter season in Bansko with freezing temperatures and increasing rainfall days. The temperature moves between -3.9°C (25°F) and 4.7°C (40.5°F), setting the stage for a classic winter landscape. As the daylight hours reach their minimum for the year, the month adopts a serene, tranquil ambience. The anticipatory buzz around skiing season starts to build up as the town prepares to host vacationers. With one of the highest rainfall rates of the year, December completes the weather cycle in Bansko, paving the way for a new year.Temperature
The beginning of December marks a decrease in the average high-temperature, transitioning from a cool 10°C (50°F) in November to a wintry 4.7°C (40.5°F). The nighttime temperature dips to a freezing cold -3.9°C (25°F) on average during December.Rainfall
The month with the most rainfall in Bansko, Bulgaria, is December, when the rain falls for 10 days and typically aggregates up to 80mm (3.15") of precipitation.Daylight
December has the shortest days of the year in Bansko, with an average of 9h and 12min of daylight.On the first day of the month, sunrise is at 07:34 and sunset at 16:56. On the last day of December, sunrise is at 07:53 and sunset at 17:05 EET.
Sunshine
December has the least sunshine of the year in Bansko, with an average of 3h of sunshine.UV index
With an average maximum UV index of 1, December is the month with the lowest UV index in Bansko. A UV Index reading of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV rays for ordinary individuals.Note: A typical high UV index of 1 in December suggests the following recommendations:
Extended exposure to the sun should always be avoided by children, infants, and those with sensitive skin. The mid-day Sun emits the most powerful UV radiation, so seek shade and minimize exposure. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Bansko, Bulgaria
- Average high temperature in December: 4.7°C
The warmest month (with the highest average high temperature) is August (25.8°C).
The month with the lowest average high temperature is January (2.2°C).
- Average low temperature in December: -3.9°C
The month with the highest average low temperature is July (12°C).
The coldest month (with the lowest average low temperature) is January (-6.1°C).
Average rainfall in December
Bansko, Bulgaria
- Average rainfall in December: 80mm
The wettest month (with the highest rainfall) is December (80mm).
The driest month (with the least rainfall) is August (31mm).
Average rainfall days in December
Bansko, Bulgaria
- Average rainfall days in December: 10 days
The month with the highest number of rainy days is May (13 days).
The month with the least rainy days is September (6 days).
Average daylight in December /
Average sunshine in December
Bansko, Bulgaria
- Average daylight in December: 9h and 12min
The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).
- Average sunshine in December: 3h
The month with the most sunshine is July (Average sunshine: 10h).
The month with the least sunshine is December (Average sunshine: 3h).
Average UV index in December
Bansko, Bulgaria
- Average UV index in December: 1
The months with the highest UV index are June and July (UV index 9).
The month with the lowest UV index is December (UV index 1).





