December weather forecastMangalia, Romania

December

Weather in December

December in Mangalia welcomes the winter season with its crisp, chilly weather. It is notably colder with temperatures fluctuating between 3.4°C (38.1°F) and 7.5°C (45.5°F), bringing back the chill of winter. The first signs of snowfall come into view, adding to the city's holiday charm. December revels in the holiday spirit with clear skies, cold weather, and the occasional snowfall. Despite the colder days, December marks the end of the year on a high note with festivities that radiate warmth and cheer.

Temperature

A moderate decline in the average high-temperature is seen in Mangalia during December, decreasing from a cool 12.8°C (55°F) in November to a chilly 7.5°C (45.5°F). Mangalia sustains an average of approximately a cold 3.4°C (38.1°F) during December nights, with little variation from daytime highs.

Humidity

In Mangalia, the average relative humidity in December is 77%.

Rainfall

In December, the rain falls for 10.1 days. Throughout December, 21mm (0.83") of precipitation is accumulated. In Mangalia, Romania, during the entire year, the rain falls for 113.7 days and collects up to 238mm (9.37") of precipitation.

Snowfall

January through March and December are months with snowfall in Mangalia. December is the first month it typically snows. Throughout December, in the average 1.9 snowfall days, it receives 4mm (0.16") of snow. In Mangalia, during the entire year, snow falls for 10.2 days and aggregates up to 27mm (1.06") of snow.

Sea temperature

In Mangalia, the average seawater temperature in December is 10°C (50°F).
Note: Swimming in 10°C (50°F) poses a severe threat. Even short exposure to 13°C (55.4°F) is chilling, and going below 10°C (50°F) can cause breathing irregularities and intense cold shock, based on one's stamina.

Daylight

The month with the shortest days in Mangalia is December, with an average of 9h and 0min of daylight.
On the first day of the month, sunrise is at 07:20 and sunset at 16:29. On the last day of December, in Mangalia, sunrise is at 07:39 and sunset at 16:38 EET.

Sunshine

The average sunshine in December is 5.3h.

UV index

January, February and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index value of 2, and less, symbolizes a minimal health hazard from exposure to the Sun's UV rays for the average person.
Note: In December, a daily maximum UV index of 2 leads to the following instructions:
Extended time in the sun generally does not harm most, but those with sensitive skin, infants, and children should always be protected. Avoiding the Sun during its peak radiation time around midday is a healthy practice. For excellent sun protection for the eyes, ears, face, and neck, consider a wide-brim hat. Mind you! Snow reflection can increase the intensity of the Sun's UV radiation nearly twofold.

Frequently asked questions

During December, Mangalia experiences an average high-temperature of 7.5°C (45.5°F) and a low-temperature of 3.4°C (38.1°F). In August, the average heat index (a.k.a. 'feels like', 'felt air temperature'), which combines air temperature and relative humidity, is appraised at 29°C (84.2°F).

In Mangalia, the average relative humidity in December is 77%.

In Mangalia, in December, it is raining for 10.1 days, with typically 21mm (0.83") of accumulated precipitation.

December is the first month it typically snows in Mangalia, Romania. Throughout December, in the average 1.9 snowfall days, it receives 4mm (0.16") of snow.

In Mangalia, 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.

The month with the shortest days is December, with an average of 9h and 0min of daylight.

In December, the average day length in Mangalia, Romania, is 8h and 59min.

In December, on the first day of the month, sunrise is at 07:20 and sunset at 16:29. On the last day of the month, in Mangalia, Romania, sunrise is at 07:39 and sunset at 16:38 EET.

In December, the average sunshine duration in Mangalia, Romania, is 5.3h.

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

The average daily maximum UV index in December is 2. A UV Index value of 2, and less, symbolizes a low health threat from unprotected exposure to 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 sea temperature
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Mangalia, Romania

  • Average high temperature in December: 7.5°C

The warmest month (with the highest average high temperature) is August (27.8°C).
The month with the lowest average high temperature is January (4.8°C).

  • Average low temperature in December: 3.4°C

The month with the highest average low temperature is August (21.2°C).
The coldest month (with the lowest average low temperature) is January (1.1°C).

Average pressure in December
Mangalia, Romania

  • Average pressure in December: 1019.7mbar

The month with the highest atmospheric pressure is December (1019.7mbar).
The month with the lowest atmospheric pressure is July (1012.2mbar).

Average wind speed in December
Mangalia, Romania

  • Average wind speed in December: 21.2km/h

The windiest months (with the highest average wind speed) are January and February (21.5km/h).
The calmest month (with the lowest average wind speed) is July (14.2km/h).

Average humidity in December
Mangalia, Romania

  • Average humidity in December: 77%

The month with the highest relative humidity is January (81%).
The month with the lowest relative humidity is August (60%).

Average rainfall in December
Mangalia, Romania

  • Average rainfall in December: 21mm

The wettest month (with the highest rainfall) is October (26mm).
The driest month (with the least rainfall) is August (9mm).

Average rainfall days in December
Mangalia, Romania

  • Average rainfall days in December: 10.1 days

The month with the highest number of rainy days is June (12.8 days).
The month with the least rainy days is August (4.3 days).

Average snowfall in December
Mangalia, Romania

  • Average snowfall in December: 4mm

The month with the highest snowfall is January (11mm).
The months with the least snowfall are April, May, June, July, August, September, October and November (0mm).

Average snowfall days in December
Mangalia, Romania

  • Average snowfall days in December: 1.9 days

The month with the highest number of snowfall days is January (3.3 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

Average sea temperature in December
Mangalia, Romania

  • Average sea temperature in December: 10°C

The best month for swimming (with the highest average sea temperature) is August (24°C).
The coldest months (with the lowest average sea temperature) are January, February and March (7°C).

Average daylight in December /
Average sunshine in December
Mangalia, Romania

  • Average daylight in December: 9h and 0min

The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).

  • Average sunshine in December: 5h and 18min

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 36min).

Average sunshine days in December
Mangalia, Romania

  • Average sunshine days in December: 17.7 days

The month with the most sunshine days is August (24.8 days).
The month with the least sunshine days is June (15.3 days).

Average UV index in December
Mangalia, Romania

  • 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
Mangalia, Romania

  • Average cloud cover in December: 45

The months with the most cloud cover are January and February (Cloud cover 52).
The month with the least cloud cover is August (Cloud cover 13).

Average visibility in December
Mangalia, Romania

  • Average visibility in December: 10km

The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (10km).
The month with the lowest visibility is January (9km).