December weather forecastOstrov, Romania
December weather for Ostrov, Romania: In Ostrov, Romania, during December, snow falls for 3.6 days and regularly aggregates up to 25mm (0.98") of snow. In Ostrov, in December, snow falls for 3.6 days, with typically accumulated 25mm (0.98") of snow.
December
Weather in December
December, the first month of the winter in Ostrov, is still a cold month, with temperature in the range of an average high of 5.4°C (41.7°F) and an average low of 0°C (32°F).Temperature
During Ostrov's transition into December, the average high-temperature lessens, moving from a cool 12.4°C (54.3°F) in November to an icy 5.4°C (41.7°F). The temperature dips to an average of 0°C (32°F) during December nights.Humidity
In December, the average relative humidity in Ostrov is 79%.Rainfall
In Ostrov, in December, during 8.1 rainfall days, 18mm (0.71") of precipitation is typically accumulated. In Ostrov, during the entire year, the rain falls for 105.2 days and collects up to 203mm (7.99") of precipitation.Snowfall
January through March, November and December are months with snowfall in Ostrov. In Ostrov, in December, snow falls for 3.6 days, with typically accumulated 25mm (0.98") of snow. In Ostrov, during the entire year, snow falls for 18.4 days and aggregates up to 88mm (3.46") of snow.Daylight
December has the shortest days of the year in Ostrov, with an average of 8h and 54min of daylight.On the first day of the month, sunrise is at 07:25 and sunset at 16:33. On the last day of December, sunrise is at 07:45 and sunset at 16:41 EET.
Sunshine
In December, the average sunshine is 5.3h.UV index
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Ostrov, Romania. A UV Index of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV radiation for the ordinary person.Note: During December, 2 as the daily maximum UV index converts into the following advice:
Although the majority can endure up to an hour in the sun without burns, children always require sun protection. Considering the harmful UV rays from the Sun during midday, it's essential to reduce exposure. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Beware! Reflection from snow can magnify the Sun's UV radiation nearly twofold.
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Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Ostrov, Romania
- Average high temperature in December: 5.4°C
The warmest month (with the highest average high temperature) is August (31.3°C).
The month with the lowest average high temperature is January (2.5°C).
- Average low temperature in December: 0°C
The month with the highest average low temperature is August (17.8°C).
The coldest month (with the lowest average low temperature) is January (-3.1°C).
Average pressure in December
Ostrov, Romania
- Average pressure in December: 1020.1mbar
The month with the highest atmospheric pressure is December (1020.1mbar).
The month with the lowest atmospheric pressure is July (1012.6mbar).
Average wind speed in December
Ostrov, Romania
- Average wind speed in December: 13.7km/h
The windiest month (with the highest average wind speed) is February (14.7km/h).
The calmest month (with the lowest average wind speed) is July (10.3km/h).
Average humidity in December
Ostrov, Romania
- Average humidity in December: 79%
The month with the highest relative humidity is January (85%).
The month with the lowest relative humidity is August (50%).
Average rainfall in December
Ostrov, Romania
- Average rainfall in December: 18mm
The wettest month (with the highest rainfall) is June (30mm).
The driest month (with the least rainfall) is August (8mm).
Average rainfall days in December
Ostrov, Romania
- Average rainfall days in December: 8.1 days
The month with the highest number of rainy days is June (13.5 days).
The month with the least rainy days is August (4.9 days).
Average snowfall in December
Ostrov, Romania
- Average snowfall in December: 25mm
The month with the highest snowfall is January (28mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in December
Ostrov, Romania
- Average snowfall days in December: 3.6 days
The month with the highest number of snowfall days is January (6.2 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in December /
Average sunshine in December
Ostrov, 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: 5h and 18min
The month with the most sunshine is August (Average sunshine: 11h and 42min).
The month with the least sunshine is February (Average sunshine: 4h and 36min).
Average sunshine days in December
Ostrov, Romania
- Average sunshine days in December: 18.9 days
The month with the most sunshine days is August (23.8 days).
The month with the least sunshine days is June (13.9 days).
Average UV index in December
Ostrov, 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, November and December (UV index 2).
Average cloud cover in December
Ostrov, Romania
- Average cloud cover in December: 43
The month with the most cloud cover is February (Cloud cover 52).
The month with the least cloud cover is August (Cloud cover 16).
Average visibility in December
Ostrov, Romania
- Average visibility in December: 9km
The months with the highest visibility are March, April, May, June, July, August, September, October and November (10km).
The months with the lowest visibility are January, February and December (9km).





