December weather forecastRocna, Romania
December
Weather in December
December, the first month of the winter in Rocna, is still a cold month, with temperature in the range of an average low of -2.9°C (26.8°F) and an average high of 2.8°C (37°F).Temperature
As December arrives, Rocna's weather displays a decrease in high-temperatures, transitioning from November's chilly 9.5°C (49.1°F) to an icy 2.8°C (37°F). Nighttime temperatures in December average to a freezing cold -2.9°C (26.8°F) in Rocna.Humidity
The average relative humidity in December is 82%.Rainfall
In Rocna, Romania, in December, it is raining for 5.5 days, with typically 21mm (0.83") of accumulated precipitation. In Rocna, during the entire year, the rain falls for 103 days and collects up to 325mm (12.8") of precipitation.Snowfall
January through April, October through December are months with snowfall in Rocna. In Rocna, during December, snow falls for 7.1 days and regularly aggregates up to 87mm (3.43") of snow. In Rocna, during the entire year, snow falls for 32.6 days and aggregates up to 376mm (14.8") of snow.Daylight
December has the shortest days of the year, with an average of 8h and 36min of daylight.On the first day of the month, sunrise is at 07:36 and sunset at 16:25. On the last day of December, sunrise is at 07:56 and sunset at 16:33 EET.
Sunshine
In Rocna, the average sunshine in December is 4.9h.UV index
In December, the average daily maximum UV index is 2. A UV Index reading of 2, and below, represents a low threat to health from unsafe exposure to UV radiation for the average person.Note: The daily high UV index of 2 in December translates into this advice:
Extended time in the sun generally does not harm most, but those with sensitive skin, infants, and children should always be protected. Solar radiation peaks around mid-day, so it's wise to limit exposure to the Sun at this time. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Be prepared! The intensity of the Sun's UV radiation can be amplified nearly double due to snow reflection.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Rocna, Romania
- Average high temperature in December: 2.8°C
The warmest month (with the highest average high temperature) is August (28.4°C).
The month with the lowest average high temperature is January (0°C).
- Average low temperature in December: -2.9°C
The month with the highest average low temperature is July (15°C).
The coldest month (with the lowest average low temperature) is January (-5.8°C).
Average pressure in December
Rocna, Romania
- Average pressure in December: 1019.9mbar
The month with the highest atmospheric pressure is October (1020.1mbar).
The month with the lowest atmospheric pressure is June (1013.7mbar).
Average wind speed in December
Rocna, Romania
- Average wind speed in December: 10.2km/h
The windiest month (with the highest average wind speed) is April (12.4km/h).
The calmest month (with the lowest average wind speed) is July (9.6km/h).
Average humidity in December
Rocna, Romania
- Average humidity in December: 82%
The month with the highest relative humidity is January (87%).
The month with the lowest relative humidity is August (58%).
Average rainfall in December
Rocna, Romania
- Average rainfall in December: 21mm
The wettest month (with the highest rainfall) is June (64mm).
The driest month (with the least rainfall) is August (13mm).
Average rainfall days in December
Rocna, Romania
- Average rainfall days in December: 5.5 days
The month with the highest number of rainy days is May (14.6 days).
The month with the least rainy days is January (3.8 days).
Average snowfall in December
Rocna, Romania
- Average snowfall in December: 87mm
The month with the highest snowfall is January (108mm).
The months with the least snowfall are May, June, July, August and September (0mm).
Average snowfall days in December
Rocna, Romania
- Average snowfall days in December: 7.1 days
The month with the highest number of snowfall days is January (9.6 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Rocna, 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: 4h and 54min
The month with the most sunshine is August (Average sunshine: 11h and 18min).
The month with the least sunshine is February (Average sunshine: 3h and 54min).
Average sunshine days in December
Rocna, Romania
- Average sunshine days in December: 19.9 days
The month with the most sunshine days is August (23.9 days).
The month with the least sunshine days is June (14.4 days).
Average UV index in December
Rocna, Romania
- Average UV index in December: 2
The months with the highest UV index are July and August (UV index 6).
The month with the lowest UV index is January (UV index 1).
Average cloud cover in December
Rocna, Romania
- Average cloud cover in December: 49
The month with the most cloud cover is February (Cloud cover 59).
The month with the least cloud cover is August (Cloud cover 22).
Average visibility in December
Rocna, Romania
- Average visibility in December: 8km
The months with the highest visibility are April, June, July, August and September (10km).
The month with the lowest visibility is January (7km).





