December weather forecast and climate
Bucharest, Romania

A water fountain in front of the Palace of Parliament, one of the most prominent buildings in the world, in Bucharest, Romania
A water fountain in front of the Palace of Parliament, one of the most prominent buildings in the world, in Bucharest, Romania
December, the first month of the winter, in Bucharest, is still a cold month, with average temperature fluctuating between -2.6°C (27.3°F) and 3.8°C (38.8°F).

Temperature

In December, the average high-temperature decreases, from a cool 10°C (50°F) in November, to a cold 3.8°C (38.8°F). In Bucharest, the average low-temperature is -2.6°C (27.3°F).

Humidity

With an average relative humidity of 90%, December is the most humid month in Bucharest.

Rainfall

In Bucharest, it is raining for 6 days, with typically 43mm (1.69") of accumulated precipitation. Throughout the year, in Bucharest, there are 72 rainfall days, and 595mm (23.43") of precipitation is accumulated.

Snowfall

January through April, November and December are months with snowfall. Throughout December, in Bucharest, 105mm (4.13") of snow is accumulated. Throughout the year, 560mm (22.05") of snow is accumulated.

Daylight

With an average of 8.9h of daylight, December has the shortest days of the year.

Sunshine

The month with the least sunshine is December, with an average of 2h of sunshine.

UV index

Months with the lowest UV index in Bucharest are January and December, with an average maximum UV index of 1. A UV Index of 2, and less, symbolizes a minimal health vulnerability from unsafe exposure to the UV radiation for the average person.
Note: The average daily UV index of 1 transform into the following instructions:
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 solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.

What is the temperature in December in Bucharest?

In December, in Bucharest, Romania, the average high-temperature is 3.8°C (38.8°F), and the average low-temperature is -2.6°C (27.3°F).

What is the most humid month in Bucharest?

The most humid month in Bucharest is December, with an average relative humidity of 90%.

What is the average humidity in December in Bucharest?

In Bucharest, Romania, the average relative humidity in December is 90%.

How much does it rain in Bucharest in December?

In Bucharest, in December, during 6 rainfall days, 43mm (1.69") of precipitation is typically accumulated.

How much does it snow in Bucharest in December?

In Bucharest, Romania, in December, 105mm (4.13") of snow is typically accumulated.

What is the month with the shortest days in Bucharest?

December has the shortest days of the year, with an average of 8.9h of daylight.

How many hours of daylight does Bucharest have in December?

In Bucharest, the average length of the day in December is 8.9h.

What is the month with the least sunshine in Bucharest?

The month with the least sunshine in Bucharest is December, with an average of 2h of sunshine.

How long on average sun shines in December in Bucharest?

In Bucharest, the average sunshine in December is 2h.

What is the month with the lowest UV index in Bucharest?

Months with the lowest UV index in Bucharest, Romania, are January and December, with an average maximum UV index of 1.

What is the UV index intensity in December in Bucharest?

In Bucharest, Romania, the average daily maximum UV index in December is 1. A UV Index of 2, and less, symbolizes a minimal health vulnerability from the exposure to the Sun's UV rays.
Average temperature in December - Bucharest, Romania
  • Average high temperature in December: 3.8°C

The warmest month (with the highest average high temperature) is July (28.8°C).
The month with the lowest average high temperature is January (1.5°C).

  • Average low temperature in December: -2.6°C

The month with the highest average low temperature is July (15.6°C).
The coldest month (with the lowest average low temperature) is January (-5.5°C).

Average humidity in December - Bucharest, Romania
  • Average humidity in December: 90%

The month with the highest relative humidity is December (90%).
The month with the lowest relative humidity is August (73%).

Average rainfall in December - Bucharest, Romania
  • Average rainfall in December: 43mm

The wettest month (with the highest rainfall) is June (77mm).
The driest month (with the least rainfall) is October (32mm).

Average rainfall days in December - Bucharest, Romania
  • Average rainfall days in December: 6 days

Months with the highest number of rainy days are April and July (7 days).
Months with the least rainy days are September and October (5 days).

Average snowfall in December - Bucharest, Romania
  • Average snowfall in December: 105mm

The month with the highest snowfall is January (137mm).
Months with the least snowfall are May, June, July, August, September and October (0mm).

Average daylight in December / Average sunshine in December - Bucharest, Romania
  • Average daylight in December: 8.9h

The month with the longest days is June (Average daylight: 15.5h).
The month with the shortest days is December (Average daylight: 8.9h).

  • Average sunshine in December: 2h

The month with the most sunshine is July (Average sunshine: 9.3h).
The month with the least sunshine is December (Average sunshine: 2h).

Average UV index in December - Bucharest, Romania
  • Average UV index in December: 1

Months with the highest UV index are June and July (UV index 8).
Months with the lowest UV index are January and December (UV index 1).