December weather forecast
Varna, Bulgaria

The building of The Mother of God Cathedral in Varna, Bulgaria with buildings and mountain ranges in the distance
The building of The Mother of God Cathedral in Varna, Bulgaria with buildings and mountain ranges in the distance

Weather in December

The first month of the winter, December, is also a frosty month in Varna, Bulgaria, with an average temperature varying between 8.1°C (46.6°F) and 0.5°C (32.9°F).

Temperature

In December, the average high-temperature slightly decreases from a fresh 12.8°C (55°F) in November to a chilly 8.1°C (46.6°F). The average low-temperature, in December, is 0.5°C (32.9°F).

Humidity

With an average relative humidity of 79%, December is the most humid month in Varna.

Rainfall

In Varna, Bulgaria, during December, the rain falls for 11.5 days and regularly aggregates up to 42mm (1.65") of precipitation. Throughout the year, there are 103.6 rainfall days, and 540.3mm (21.27") of precipitation is accumulated.

Sea temperature

In Varna, the average seawater temperature in December is 10°C (50°F).
Note: Swimming in 10°C (50°F) is considered life-threatening. Even a few minutes in 13°C (55.4°F) water is uncomfortable, and swimming below 10°C (50°F) may cause total loss of breathing control and cold shock, depending on a person's physique.

Daylight

With an average of 9h and 3min of daylight, December has the shortest days of the year.
On the first day of the month, sunrise is at 07:20 and sunset at 16:34. On the last day of December, in Varna, sunrise is at 07:40 and sunset at 16:42 EET.

Sunshine

With an average of 2.6h of sunshine, December has the least sunshine of the year.

UV index

January and December, with an average maximum UV index of 1, are months with the lowest UV index in Varna, Bulgaria. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV radiation for the ordinary person.
Note: The daily maximum UV index of 1 in December interpret into the following advice:
Most people can stay in the Sun for up to 1 hour without burning, apart from children that always must be protected from sun exposure. 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.
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FAQ

What is the most humid month in Varna?

December is the most humid month, with an average relative humidity of 79%.

What is the average humidity in December in Varna?

In Varna, Bulgaria, the average relative humidity in December is 79%.

How much does it rain in Varna in December?

In Varna, Bulgaria, in December, it is raining for 11.5 days, with typically 42mm (1.65") of accumulated precipitation.

What is the water temperature in December in Varna?

In Varna, in December, the average water temperature is 10°C (50°F). Swimming in 10°C (50°F) is considered life-threatening. Even a few minutes in 13°C (55.4°F) water is uncomfortable, and swimming below 10°C (50°F) may cause total loss of breathing control and cold shock, depending on a person's physique.

What is the month with the shortest days in Varna?

December has the shortest days of the year in Varna, Bulgaria, with an average of 9h and 3min of daylight.

What is the average length of the day in December in Varna?

The average day length in December in Varna is 9h and 3min.

When is the sunrise / sunset in December in Varna?

On the first day of December, sunrise is at 07:20 and sunset at 16:34. On the last day of the month, sunrise is at 07:40 and sunset at 16:42 EET.

What is the month with the least sunshine in Varna?

December has the least sunshine of the year, with an average of 2.6h of sunshine.

How many hours of sunshine does Varna have in December?

In December, the average sunshine duration in Varna is 2.6h.

What are the months with the lowest UV index in Varna?

The months with the lowest UV index are January and December, with an average maximum UV index of 1.

How high is the UV index in December in Varna?

In December, the average daily maximum UV index is 1. A UV Index value of 2, and less, symbolizes a low health threat from exposure to the Sun's UV radiation.

Average temperature in December
Varna, Bulgaria

Average temperature in December - Varna, Bulgaria
  • Average high temperature in December: 8.1°C

The warmest month (with the highest average high temperature) is August (27.9°C).
The month with the lowest average high temperature is January (6.2°C).

  • Average low temperature in December: 0.5°C

The month with the highest average low temperature is July (17.2°C).
The coldest month (with the lowest average low temperature) is January (-1.7°C).

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Average humidity in December
Varna, Bulgaria

Average humidity in December - Varna, Bulgaria
  • Average humidity in December: 79%

The month with the highest relative humidity is December (79%).
The month with the lowest relative humidity is August (69.4%).

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Average rainfall in December
Varna, Bulgaria

Average rainfall in December - Varna, Bulgaria
  • Average rainfall in December: 42mm

The wettest month (with the highest rainfall) is June (57.6mm).
The driest month (with the least rainfall) is February (29.9mm).

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Average rainfall days in December
Varna, Bulgaria

Average rainfall days in December - Varna, Bulgaria
  • Average rainfall days in December: 11.5 days

The month with the highest number of rainy days is January (13.5 days).
The month with the least rainy days is August (3.3 days).

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Average sea temperature in December
Varna, Bulgaria

Average sea temperature in December - Varna, Bulgaria
  • Average sea temperature in December: 10°C

The best month for swimming (with the highest average sea temperature) is August (24.8°C).
The coldest month (with the lowest average sea temperature) is February (7.3°C).

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Average daylight in December /
Average sunshine in December
Varna, Bulgaria

Average daylight in December / Average sunshine in December - Varna, Bulgaria
  • Average daylight in December: 9h and 3min

The month with the longest days is June (Average daylight: 15h and 20min).
The month with the shortest days is December (Average daylight: 9h and 3min).

  • Average sunshine in December: 2.6h

The months with the most sunshine are July and August (Average sunshine: 9.7h).
The month with the least sunshine is December (Average sunshine: 2.6h).

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Average UV index in December
Varna, Bulgaria

Average UV index in December - Varna, Bulgaria
  • Average UV index in December: 1

The month with the highest UV index is July (UV index 9).
The months with the lowest UV index are January and December (UV index 1).

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