December weather forecast
Rusalina, Bulgaria

December

Weather in December

December, the first month of the winter in Rusalina, is still a chilly month, with an average temperature fluctuating between 7.3°C (45.1°F) and 0.5°C (32.9°F).

Temperature

As November shifts into December, a slight alteration in temperatures is observed, with average highs reducing from a moderate 13.1°C (55.6°F) to a chilly 7.3°C (45.1°F). Rusalina experiences a steady low-temperature of 0.5°C (32.9°F) throughout December.

Humidity

The average relative humidity in December is 78%.

Rainfall

In Rusalina, during December, the rain falls for 9.2 days and regularly aggregates up to 37mm (1.46") of precipitation. Throughout the year, there are 133.4 rainfall days, and 458mm (18.03") of precipitation is accumulated.

Snowfall

Months with snowfall are January through April, October through December. December is the month with the most snowfall. Snow falls for 3.1 days and accumulates 81mm (3.19") of snow.

Daylight

December has the shortest days of the year, with an average of 9h and 12min of daylight.
On the first day of December, sunrise is at 07:27 and sunset at 16:49. On the last day of the month, sunrise is at 07:46 and sunset at 16:58 EET.

Sunshine

The average sunshine in December is 5.7h.

UV index

The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a minimal health hazard from exposure to the Sun's UV radiation for the ordinary person.
Note: In December, a daily maximum UV index of 2 leads to the following instructions:
Despite most people tolerating extended sun exposure, it is critical to always protect those with sensitive skin, infants, and children. To avoid the Sun's strongest rays, limit exposure around the mid-day period. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat. Be aware! The reflective nature of snow can magnify the Sun's UV radiation almost twofold.

Frequently asked questions

What is the average December temperature?
During December, Rusalina experiences an average high-temperature of 7.3°C (45.1°F) and a low-temperature of 0.5°C (32.9°F). The average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which takes the relative humidity and factors it into the air temperature reading, in August is computed to be 31°C (87.8°F).
What is the average humidity in December in Rusalina?
The average relative humidity in December in Rusalina is 78%.
How much does it rain in December?
In Rusalina, in December, it is raining for 9.2 days, with typically 37mm (1.46") of accumulated precipitation.
What is the snowiest month?
December is the month with the most snowfall. Snow falls for 3.1 days and accumulates 81mm (3.19") of snow.
How many days does it snow in December?
In Rusalina, in December, snow falls for 3.1 days, with typically accumulated 81mm (3.19") of snow.
What is the month with the shortest days?
December has the shortest days of the year, with an average of 9h and 12min of daylight.
What is the average length of the day in December?
In Rusalina, the average day length in December is 9h and 13min.
What time are sunrise and sunset in December?
On the first day of December, sunrise is at 07:27 and sunset at 16:49. On the last day of the month, sunrise is at 07:46 and sunset at 16:58 EET.
How long on average sun shines in December?
The average sunshine duration in December is 5.7h.
What is the month with the lowest UV index?
The months with the lowest UV index in Rusalina are January, February, November and December, with an average maximum UV index of 2.
How high is the UV index in December?
In December, the average daily maximum UV index is 2. A UV Index reading of 2, and below, represents a minimal hazard to health from exposure to the Sun's UV radiation.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in December
Rusalina, Bulgaria
  • Average high temperature in December: 7.3°C

The warmest month (with the highest average high temperature) is August (29.8°C).
The month with the lowest average high temperature is January (5.1°C).

  • Average low temperature in December: 0.5°C

The month with the highest average low temperature is August (16.4°C).
The coldest month (with the lowest average low temperature) is January (-1.8°C).

Average pressure in December
Rusalina, Bulgaria
  • Average pressure in December: 1019.9mbar

The month with the highest atmospheric pressure is December (1019.9mbar).
The month with the lowest atmospheric pressure is July (1012.5mbar).

Average wind speed in December
Rusalina, Bulgaria
  • Average wind speed in December: 8.6km/h

The windiest month (with the highest average wind speed) is August (9.9km/h).
The calmest month (with the lowest average wind speed) is October (7.6km/h).

Average humidity in December
Rusalina, Bulgaria
  • Average humidity in December: 78%

The month with the highest relative humidity is January (83%).
The month with the lowest relative humidity is August (52%).

Average rainfall in December
Rusalina, Bulgaria
  • Average rainfall in December: 37mm

The wettest month (with the highest rainfall) is June (71mm).
The driest month (with the least rainfall) is August (18mm).

Average rainfall days in December
Rusalina, Bulgaria
  • Average rainfall days in December: 9.2 days

The month with the highest number of rainy days is June (18.2 days).
The month with the least rainy days is February (6.8 days).

Average snowfall in December
Rusalina, Bulgaria
  • Average snowfall in December: 81mm

The month with the highest snowfall is December (81mm).
The months with the least snowfall are May, June, July, August and September (0mm).

Average snowfall days in December
Rusalina, Bulgaria
  • Average snowfall days in December: 3.1 days

The month with the highest number of snowfall days is January (5.4 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

Average daylight in December /
Average sunshine in December
Rusalina, Bulgaria
  • Average daylight in December: 9h and 1min

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: 5h and 4min

The month with the most sunshine is August (Average sunshine: 11h and 42min).
The month with the least sunshine is January (Average sunshine: 5h and 24min).

Average sunshine days in December
Rusalina, Bulgaria
  • Average sunshine days in December: 19.1 days

The month with the most sunshine days is August (20.6 days).
The month with the least sunshine days is June (8.6 days).

Average UV index in December
Rusalina, Bulgaria
  • Average UV index in December: 2

The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).

Average cloud cover in December
Rusalina, Bulgaria
  • Average cloud cover in December: 39

The month with the most cloud cover is February (Cloud cover 47).
The month with the least cloud cover is August (Cloud cover 15).

Average visibility in December
Rusalina, Bulgaria
  • Average visibility in December: 9km

The months with the highest visibility are June, July, August and September (10km).
The months with the lowest visibility are January and February (8km).

englishespañol中文
Share