December weather forecastCluj-Napoca, Romania
December
Weather in December
December welcomes the return of winter in Cluj-Napoca with cold temperatures and increased snowfall of 58mm (2.28"). It also brings with it the shortest daylight hours of the year. Rainfall is not exceptional at 32mm (1.26") over seven days, and the UV index remains at the minimum, indicating weak sunlight. Despite the cold, the city offers various indoor events and festive holiday displays, making December in Romania a time of cherishing warmth amidst the chilly weather.Temperature
December's onset in Cluj-Napoca brings a negligible change in high-temperatures, falling from a frosty 6.3°C (43.3°F) in November to a wintry 1.8°C (35.2°F). During December, the temperature in Cluj-Napoca, Romania, is averaged to a low of -4.2°C (24.4°F) at night.Rainfall
In Cluj-Napoca, in December, during 7 rainfall days, 32mm (1.26") of precipitation is typically accumulated. In Cluj-Napoca, during the entire year, the rain falls for 91 days and collects up to 548mm (21.57") of precipitation.Snowfall
Months with snowfall are January through April, October through December. During December, Cluj-Napoca regularly aggregates up to 58mm (2.28") of snow. In Cluj-Napoca, Romania, during the entire year, snow aggregates up to 335mm (13.19").Daylight
With an average of 8h and 36min of daylight, December has the shortest days of the year in Cluj-Napoca.On the first day of the month, sunrise is at 07:50 and sunset at 16:39. On the last day of December, in Cluj-Napoca, sunrise is at 08:10 and sunset at 16:47 EET.
Sunshine
The month with the least sunshine in Cluj-Napoca, Romania, is December, with an average of 1.8h of sunshine.UV index
The months with the lowest UV index in Cluj-Napoca are January, November and December, with an average maximum UV index of 1. A UV Index reading of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV rays for ordinary individuals.Note: In December, a daily UV index of 1 turns into the following recommendations:
Prolonged sun exposure generally does not trouble most people. However, it is vital to ensure protection for babies, children, and individuals with sensitive skin. Avoiding direct sunlight during midday hours helps reduce the risk from intense UV radiation. To cut down UV radiation exposure by about half, sport a wide-brim hat. Take precaution! The reflection from snow can almost double the UV radiation of the Sun.
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Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Cluj-Napoca, Romania
- Average high temperature in December: 1.8°C
The warmest month (with the highest average high temperature) is July (24.5°C).
The month with the lowest average high temperature is January (0.3°C).
- Average low temperature in December: -4.2°C
The month with the highest average low temperature is July (12.7°C).
The coldest month (with the lowest average low temperature) is January (-6.5°C).
Average rainfall in December
Cluj-Napoca, Romania
- Average rainfall in December: 32mm
The wettest month (with the highest rainfall) is June (95mm).
The driest month (with the least rainfall) is February (20mm).
Average rainfall days in December
Cluj-Napoca, Romania
- Average rainfall days in December: 7 days
The months with the highest number of rainy days are May and June (11 days).
The months with the least rainy days are February and March (5 days).
Average snowfall in December
Cluj-Napoca, Romania
- Average snowfall in December: 58mm
The month with the highest snowfall is February (115mm).
The months with the least snowfall are May, June, July, August and September (0mm).
Average daylight in December /
Average sunshine in December
Cluj-Napoca, Romania
- Average daylight in December: 8h and 36min
The month with the longest days is June (Average daylight: 15h and 48min).
The month with the shortest days is December (Average daylight: 8h and 36min).
- Average sunshine in December: 1h and 48min
The month with the most sunshine is July (Average sunshine: 8h and 48min).
The month with the least sunshine is December (Average sunshine: 1h and 48min).
Average UV index in December
Cluj-Napoca, 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, November and December (UV index 1).





