December weather forecastEfrem, Bulgaria

December

Weather in December

December, the first month of the winter in Efrem, is also a frosty month, with an average temperature varying between 8.2°C (46.8°F) and 1.6°C (34.9°F).

Temperature

December's arrival coincides with a drop in the average high-temperature, decreasing from November's mild 14.3°C (57.7°F) to a chilly 8.2°C (46.8°F). An average low-temperature of 1.6°C (34.9°F) is recorded during the nights in December in Efrem.

Humidity

The average relative humidity in December in Efrem is 79%.

Rainfall

In Efrem, Bulgaria, in December, it is raining for 8.6 days, with typically 32mm (1.26") of accumulated precipitation. In Efrem, during the entire year, the rain falls for 111.8 days and collects up to 370mm (14.57") of precipitation.

Snowfall

January through March, November and December are months with snowfall in Efrem. In Efrem, in December, snow falls for 2.2 days, with typically accumulated 44mm (1.73") of snow. Throughout the year, in Efrem, there are 10.3 snowfall days, and 162mm (6.38") of snow is accumulated.

Daylight

December has the shortest days of the year, with an average of 9h and 12min of daylight.
On the first day of the month, sunrise is at 07:24 and sunset at 16:46. On the last day of December, sunrise is at 07:43 and sunset at 16:55 EET.

Sunshine

In December, the average sunshine in Efrem is 5.4h.

UV index

January, February and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index of 2, and less, symbolizes a low health risk from exposure to the Sun's UV radiation for the ordinary person.
Note: The maximum UV index of 2 during December translates into these guidelines:
While many people can endure lengthy sun exposure, it remains imperative to safeguard babies, children, and fair-skinned individuals. Solar radiation peaks around mid-day, so it's wise to limit exposure to the Sun at this time. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly. Be alert to the fact! The reflection from snow can nearly double the UV radiation of the Sun.

Frequently asked questions

The average high-temperature, in December, in Efrem, is 8.2°C (46.8°F), while the average low-temperature is 1.6°C (34.9°F). The average heat index (a.k.a. 'felt air temperature', 'real feel'), which calculates the temperature value influenced by the moisture in the air, in August is evaluated at 34°C (93.2°F).

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

In Efrem, during December, the rain falls for 8.6 days and regularly aggregates up to 32mm (1.26") of precipitation.

In Efrem, in December, during 2.2 snowfall days, 44mm (1.73") of snow is typically accumulated.

December has the shortest days of the year in Efrem, Bulgaria, with an average of 9h and 12min of daylight.

In Efrem, Bulgaria, the average day length in December is 9h and 13min.

On the first day of December in Efrem, Bulgaria, sunrise is at 07:24 and sunset at 16:46. On the last day of the month, sunrise is at 07:43 and sunset at 16:55 EET.

The average sunshine duration in December is 5.4h.

January, February and December, with an average maximum UV index of 2, are months with the lowest UV index.

In Efrem, the average daily maximum UV index in December is 2. A UV Index value of 2, and less, symbolizes a low health risk from exposure to Sun's UV rays.
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
Efrem, Bulgaria

  • Average high temperature in December: 8.2°C

The warmest month (with the highest average high temperature) is August (31.8°C).
The month with the lowest average high temperature is January (6.1°C).

  • Average low temperature in December: 1.6°C

The month with the highest average low temperature is August (18°C).
The coldest month (with the lowest average low temperature) is January (-0.8°C).

Average pressure in December
Efrem, Bulgaria

  • Average pressure in December: 1019.8mbar

The month with the highest atmospheric pressure is December (1019.8mbar).
The month with the lowest atmospheric pressure is July (1012.3mbar).

Average wind speed in December
Efrem, Bulgaria

  • Average wind speed in December: 10.5km/h

The windiest month (with the highest average wind speed) is February (11.9km/h).
The calmest month (with the lowest average wind speed) is June (9.4km/h).

Average humidity in December
Efrem, Bulgaria

  • Average humidity in December: 79%

The month with the highest relative humidity is January (83%).
The month with the lowest relative humidity is August (51%).

Average rainfall in December
Efrem, Bulgaria

  • Average rainfall in December: 32mm

The wettest month (with the highest rainfall) is June (47mm).
The driest month (with the least rainfall) is August (17mm).

Average rainfall days in December
Efrem, Bulgaria

  • Average rainfall days in December: 8.6 days

The month with the highest number of rainy days is May (13.4 days).
The month with the least rainy days is August (5.8 days).

Average snowfall in December
Efrem, Bulgaria

  • Average snowfall in December: 44mm

The month with the highest snowfall is January (55mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).

Average snowfall days in December
Efrem, Bulgaria

  • Average snowfall days in December: 2.2 days

The month with the highest number of snowfall days is January (4.2 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

Average daylight in December /
Average sunshine in December
Efrem, 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: 5h and 24min

The month with the most sunshine is August (Average sunshine: 11h and 48min).
The month with the least sunshine is January (Average sunshine: 4h and 54min).

Average sunshine days in December
Efrem, Bulgaria

  • Average sunshine days in December: 20 days

The month with the most sunshine days is August (24.1 days).
The month with the least sunshine days is June (15.9 days).

Average UV index in December
Efrem, Bulgaria

  • Average UV index in December: 2

The month with the highest UV index is July (UV index 7).
The months with the lowest UV index are January, February and December (UV index 2).

Average cloud cover in December
Efrem, Bulgaria

  • Average cloud cover in December: 43

The month with the most cloud cover is February (Cloud cover 50).
The month with the least cloud cover is August (Cloud cover 14).

Average visibility in December
Efrem, Bulgaria

  • Average visibility in December: 9km

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