December weather forecastConstanța, Romania
December
Weather in December
By the time December rolls in, Constanța has fully embraced the wintry cold. Notably, the city is covered in a total of 34mm (1.34") of snowfall during this month. The icy sea temperature along with the short daylight hours, the lowest throughout the year, compounds the city's cold atmosphere. Festive decorations and indoor activities dominate the city, bringing warmth despite the chilly weather outside. Thus, Constanța wraps up the year with a celebration of Christmas amid a wintery tableau.Temperature
With December's arrival, Constanța's weather changes as the average high-temperature falls from a fresh 11.6°C (52.9°F) in November to a chilly 6.4°C (43.5°F). The low-temperature averages to a wintry 0.5°C (32.9°F) during the nights of December.Rainfall
In Constanța, during December, the rain falls for 6 days and regularly aggregates up to 38mm (1.5") of precipitation. Throughout the year, there are 59 rainfall days, and 396mm (15.59") of precipitation is accumulated.Snowfall
Months with snowfall in Constanța are January through March, November and December. In Constanța, in December, 34mm (1.34") of snow is typically accumulated. Throughout the year, 271mm (10.67") of snow is accumulated.Sea temperature
In Constanța, the average seawater temperature in December is 9°C (48.2°F).Note: In 9°C (48.2°F), cold shock and rapid breathing can occur when swimming at temperatures below 10°C (50°F).
Daylight
With an average of 8h and 54min of daylight, December has the shortest days of the year.On the first day of the month, sunrise is at 07:21 and sunset at 16:28. On the last day of December, in Constanța, sunrise is at 07:40 and sunset at 16:36 EET.
Sunshine
December has the least sunshine of the year, with an average of 2.6h of sunshine.UV index
January and December, with an average maximum UV index of 1, are months with the lowest UV index. A UV Index estimate of 2, and below, represents a minimal health hazard from unprotected exposure to Sun's UV rays for ordinary individuals.Note: The maximum daily UV index of 1 in December converts into the following recommendations:
While many people can endure lengthy sun exposure, it remains imperative to safeguard babies, children, and fair-skinned individuals. The best time to avoid the Sun's harmful UV radiation is during midday when it's most potent. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days. Notice! The UV radiation of the Sun can be intensified nearly twofold due to the reflective quality of snow.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Constanța, Romania
- Average high temperature in December: 6.4°C
The warmest month (with the highest average high temperature) is July (25.9°C).
The month with the lowest average high temperature is January (3.7°C).
- Average low temperature in December: 0.5°C
The month with the highest average low temperature is July (18°C).
The coldest month (with the lowest average low temperature) is January (-2.3°C).
Average rainfall in December
Constanța, Romania
- Average rainfall in December: 38mm
The wettest month (with the highest rainfall) is November (42mm).
The driest month (with the least rainfall) is March (26mm).
Average rainfall days in December
Constanța, Romania
- Average rainfall days in December: 6 days
The months with the highest number of rainy days are May, June, November and December (6 days).
The months with the least rainy days are August and September (3 days).
Average snowfall in December
Constanța, Romania
- Average snowfall in December: 34mm
The months with the highest snowfall are January and February (70mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average sea temperature in December
Constanța, Romania
- Average sea temperature in December: 9°C
The best month for swimming (with the highest average sea temperature) is August (24°C).
The coldest month (with the lowest average sea temperature) is February (6°C).
Average daylight in December /
Average sunshine in December
Constanța, Romania
- Average daylight in December: 8h and 54min
The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 8h and 54min).
- Average sunshine in December: 2h and 36min
The month with the most sunshine is July (Average sunshine: 10h and 18min).
The month with the least sunshine is December (Average sunshine: 2h and 36min).
Average UV index in December
Constanța, Romania
- Average UV index in December: 1
The months with the highest UV index are June and July (UV index 8).
The months with the lowest UV index are January and December (UV index 1).








