December weather forecastKonstantin, Bulgaria
December
Weather in December
The first month of the winter, December, is still a chilly month in Konstantin, Bulgaria, with temperature in the range of an average low of 0°C (32°F) and an average high of 7°C (44.6°F).Temperature
The onset of December introduces a moderate change in Konstantin's weather, with average high-temperatures falling from November's fresh 12°C (53.6°F) to a chilly 7°C (44.6°F). Konstantin witnesses an average low-temperature of 0°C (32°F) throughout the month of December.Rainfall
In Konstantin, during December, the rain falls for 7 days and regularly aggregates up to 50mm (1.97") of precipitation. Throughout the year, in Konstantin, there are 76 rainfall days, and 520mm (20.47") of precipitation is accumulated.Sea temperature
In Konstantin, in December, the average water temperature is 10°C (50°F).Note: Swimming in 10°C (50°F) at temperatures under 10°C (50°F) requires thermal swimsuits; otherwise, one can face cold shock and breathing difficulty. Even brief immersion at 13°C (55.4°F) feels frosty.
Daylight
December has the shortest days of the year, with an average of 9h and 6min of daylight.On the first day of the month, sunrise is at 07:27 and sunset at 16:42. On the last day of December, sunrise is at 07:46 and sunset at 16:51 EET.
Sunshine
December has the least sunshine of the year, with an average of 2h of sunshine.UV index
The months with the lowest UV index are January and December, with an average maximum UV index of 1. A UV Index reading of 2, and below, represents a low health risk from exposure to the Sun's UV radiation for average individuals.Note: In December, the UV index of 1 transforms into the following advice:
Unlike children, who always need sun protection, most individuals can remain in the sun for up to an hour without getting burnt. Sun exposure should be minimized, especially during midday, to avoid harmful UV radiation. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Konstantin, Bulgaria
- Average high temperature in December: 7°C
The warmest months (with the highest average high temperature) are July and August (26°C).
The month with the lowest average high temperature is January (4°C).
- Average low temperature in December: 0°C
The months with the highest average low temperature are July and August (17°C).
The coldest month (with the lowest average low temperature) is January (-2°C).
Average rainfall in December
Konstantin, Bulgaria
- Average rainfall in December: 50mm
The wettest month (with the highest rainfall) is November (53mm).
The driest month (with the least rainfall) is September (34mm).
Average rainfall days in December
Konstantin, Bulgaria
- Average rainfall days in December: 7 days
The month with the highest number of rainy days is April (8 days).
The month with the least rainy days is September (4 days).
Average sea temperature in December
Konstantin, Bulgaria
- Average sea temperature in December: 10°C
The best month for swimming (with the highest average sea temperature) is August (24°C).
The coldest months (with the lowest average sea temperature) are January, February and March (7°C).
Average daylight in December /
Average sunshine in December
Konstantin, Bulgaria
- Average daylight in December: 9h and 6min
The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).
- Average sunshine in December: 2h
The months with the most sunshine are July and August (Average sunshine: 9h).
The month with the least sunshine is December (Average sunshine: 2h).
Average UV index in December
Konstantin, Bulgaria
- Average UV index in December: 1
The months with the highest UV index are June and July (UV index 8).
The months with the lowest UV index are January and December (UV index 1).





