December weather forecast
Ribnik, Bulgaria

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Weather in December

The first month of the winter, December, is still a chilly month in Ribnik, Bulgaria, with an average temperature ranging between max 6.6°C (43.9°F) and min -0.6°C (30.9°F).

Temperature

December brings a decrease in the average high-temperature, shifting from a fresh 12.3°C (54.1°F) in November to a frosty 6.6°C (43.9°F). In the month of December, an average of -0.6°C (30.9°F) marks the low-temperature.

Humidity

In December, the average relative humidity is 75%.

Rainfall

In Ribnik, in December, during 10.9 rainfall days, 40mm (1.57") of precipitation is typically accumulated. In Ribnik, Bulgaria, during the entire year, the rain falls for 168.8 days and collects up to 560mm (22.05") of precipitation.

Snowfall

January through March, November and December are months with snowfall. In December, it is snowing for 1.5 days. Throughout December, 28mm (1.1") of snow is accumulated. In Ribnik, during the entire year, snow falls for 8.2 days and aggregates up to 111mm (4.37") of snow.

Daylight

With an average of 9h and 12min of daylight, December has the shortest days of the year.
On the first day of the month, sunrise is at 07:34 and sunset at 16:58. On the last day of December, sunrise is at 07:53 and sunset at 17:07 EET.

Sunshine

In December, the average sunshine is 6h.

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 vulnerability from unprotected exposure to Sun's UV rays for average individuals.
Note: In December, a daily maximum UV index of 2 leads to the following instructions:
In contrast to children, who must always be shielded from the sun, most people can tolerate up to an hour of sun exposure without any burns. Being in direct Sun during midday can be harmful due to intense solar radiation; take precautions. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days. Observe! Snow reflection can nearly intensify the Sun's UV radiation twofold.

Frequently asked questions

Is December cold in Ribnik?

Ribnik in December has an average high-temperature of 6.6°C (43.9°F) and an average low-temperature of -0.6°C (30.9°F). In August, the average heat index (a.k.a. 'feels like', 'felt air temperature'), which represents the influence of relative humidity on air temperature, is evaluated at 30°C (86°F).

What is the average humidity in December?

In Ribnik, the average relative humidity in December is 75%.

How many days does it rain in December?

In Ribnik, in December, during 10.9 rainfall days, 40mm (1.57") of precipitation is typically accumulated.

How much does it snow in December?

In Ribnik, during December, snow falls for 1.5 days and regularly aggregates up to 28mm (1.1") of snow.

What is the month with the shortest days?

The month with the shortest days is December, with an average of 9h and 12min of daylight.

What is the average length of the day in December?

The average day length in December is 9h and 14min.

When are sunrise and sunset in December?

On the first day of December, sunrise is at 07:34 and sunset at 16:58. On the last day of the month, sunrise is at 07:53 and sunset at 17:07 EET.

How many hours of sunshine does Ribnik have in December?

In Ribnik, the average sunshine duration in December is 6h.

When is the lowest UV index in Ribnik?

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

How high is the UV index in December?

In Ribnik, the average daily maximum UV index in December is 2. A UV Index estimate of 2, and below, represents a minimal hazard to health from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Ribnik, Bulgaria

Average temperature in December - Ribnik, Bulgaria
  • Average high temperature in December: 6.6°C

The warmest month (with the highest average high temperature) is August (28.8°C).
The month with the lowest average high temperature is January (4.3°C).

  • Average low temperature in December: -0.6°C

The month with the highest average low temperature is August (15.3°C).
The coldest month (with the lowest average low temperature) is January (-2.9°C).

Average pressure in December
Ribnik, Bulgaria

Average pressure in December - Ribnik, Bulgaria
  • Average pressure in December: 1020.4mbar

The month with the highest atmospheric pressure is December (1020.4mbar).
The month with the lowest atmospheric pressure is July (1013.6mbar).

Average wind speed in December
Ribnik, Bulgaria

Average wind speed in December - Ribnik, Bulgaria
  • Average wind speed in December: 7.6km/h

The windiest month (with the highest average wind speed) is March (7.9km/h).
The calmest month (with the lowest average wind speed) is August (6.2km/h).

Average humidity in December
Ribnik, Bulgaria

Average humidity in December - Ribnik, Bulgaria
  • Average humidity in December: 75%

The month with the highest relative humidity is January (81%).
The month with the lowest relative humidity is August (56%).

Average rainfall in December
Ribnik, Bulgaria

Average rainfall in December - Ribnik, Bulgaria
  • Average rainfall in December: 40mm

The wettest month (with the highest rainfall) is May (71mm).
The driest month (with the least rainfall) is October (32mm).

Average rainfall days in December
Ribnik, Bulgaria

Average rainfall days in December - Ribnik, Bulgaria
  • Average rainfall days in December: 10.9 days

The month with the highest number of rainy days is May (20.3 days).
The month with the least rainy days is November (9.5 days).

Average snowfall in December
Ribnik, Bulgaria

Average snowfall in December - Ribnik, Bulgaria
  • Average snowfall in December: 28mm

The month with the highest snowfall is January (42mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).

Average snowfall days in December
Ribnik, Bulgaria

Average snowfall days in December - Ribnik, Bulgaria
  • Average snowfall days in December: 1.5 days

The month with the highest number of snowfall days is January (3.6 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
Ribnik, Bulgaria

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

The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 12min).

  • Average sunshine in December: 6h and 0min

The month with the most sunshine is August (Average sunshine: 11h and 36min).
The month with the least sunshine is January (Average sunshine: 5h and 54min).

Average sunshine days in December
Ribnik, Bulgaria

Average sunshine days in December - Ribnik, Bulgaria
  • Average sunshine days in December: 18.6 days

The month with the most sunshine days is November (19.2 days).
The month with the least sunshine days is June (8.1 days).

Average UV index in December
Ribnik, Bulgaria

Average UV index in December - Ribnik, Bulgaria
  • Average UV index in December: 2

The months with the highest UV index are 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
Ribnik, Bulgaria

Average cloud cover in December - Ribnik, Bulgaria
  • Average cloud cover in December: 36

The month with the most cloud cover is February (Cloud cover 44).
The month with the least cloud cover is August (Cloud cover 20).

Average visibility in December
Ribnik, Bulgaria

Average visibility in December - Ribnik, 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).

Ribnik, Bulgaria

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