December weather forecastGruevo, Bulgaria
December weather for Gruevo, Bulgaria: In Gruevo, in December, snow falls for 3.1 days, with typically accumulated 81mm (3.19") of snow. In Gruevo, during December, the rain falls for 9.2 days and regularly aggregates up to 37mm (1.46") of precipitation.
December
Weather in December
December, the first month of the winter in Gruevo, is still a chilly month, with temperature in the range of an average low of 0.5°C (32.9°F) and an average high of 7.3°C (45.1°F).Temperature
In Gruevo, the average high-temperature in December drops from a refreshing 13.1°C (55.6°F) in November to a chilly 7.3°C (45.1°F). Throughout December, the average low-temperature in Gruevo records at a cold 0.5°C (32.9°F).Humidity
In December, the average relative humidity is 78%.Rainfall
In Gruevo, during December, the rain falls for 9.2 days and regularly aggregates up to 37mm (1.46") of precipitation. In Gruevo, Bulgaria, during the entire year, the rain falls for 133.4 days and collects up to 458mm (18.03") of precipitation.Snowfall
Months with snowfall in Gruevo are January through April, October through December. The month with the most snowfall is December, when snow falls for 3.1 days and typically aggregates up to 81mm (3.19") of snow.Daylight
With an average of 9h and 12min of daylight, December has the shortest days of the year in Gruevo.On the first day of the month, sunrise is at 07:25 and sunset at 16:49. On the last day of December, sunrise is at 07:44 and sunset at 16:58 EET.
Sunshine
In Gruevo, the average sunshine in December is 5.7h.UV index
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Gruevo. A UV Index of 2, and less, symbolizes a low threat to health from unprotected exposure to Sun's UV rays for average individuals.Note: In December, the maximum UV index of 2 transforms into these recommendations:
In contrast to children, who must always be shielded from the sun, most people can tolerate up to an hour of sun exposure without any burns. The Sun's UV radiation is especially harmful around midday, so reduce exposure and stay safe. Employ a wide-brim hat for potent defense against up to 50% of UV rays. Be attentive! The reflective property of snow can nearly double the Sun's UV radiation.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Gruevo, Bulgaria
- Average high temperature in December: 7.3°C
The warmest month (with the highest average high temperature) is August (29.8°C).
The month with the lowest average high temperature is January (5.1°C).
- Average low temperature in December: 0.5°C
The month with the highest average low temperature is August (16.4°C).
The coldest month (with the lowest average low temperature) is January (-1.8°C).
Average pressure in December
Gruevo, Bulgaria
- Average pressure in December: 1019.9mbar
The month with the highest atmospheric pressure is December (1019.9mbar).
The month with the lowest atmospheric pressure is July (1012.5mbar).
Average wind speed in December
Gruevo, Bulgaria
- Average wind speed in December: 8.6km/h
The windiest month (with the highest average wind speed) is August (9.9km/h).
The calmest month (with the lowest average wind speed) is October (7.6km/h).
Average humidity in December
Gruevo, Bulgaria
- Average humidity in December: 78%
The month with the highest relative humidity is January (83%).
The month with the lowest relative humidity is August (52%).
Average rainfall in December
Gruevo, Bulgaria
- Average rainfall in December: 37mm
The wettest month (with the highest rainfall) is June (71mm).
The driest month (with the least rainfall) is August (18mm).
Average rainfall days in December
Gruevo, Bulgaria
- Average rainfall days in December: 9.2 days
The month with the highest number of rainy days is June (18.2 days).
The month with the least rainy days is February (6.8 days).
Average snowfall in December
Gruevo, Bulgaria
- Average snowfall in December: 81mm
The month with the highest snowfall is December (81mm).
The months with the least snowfall are May, June, July, August and September (0mm).
Average snowfall days in December
Gruevo, Bulgaria
- Average snowfall days in December: 3.1 days
The month with the highest number of snowfall days is January (5.4 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
Gruevo, Bulgaria
- Average daylight in December: 9h and 12min
The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 12min).
- Average sunshine in December: 5h and 42min
The month with the most sunshine is August (Average sunshine: 11h and 42min).
The month with the least sunshine is January (Average sunshine: 5h and 24min).
Average sunshine days in December
Gruevo, Bulgaria
- Average sunshine days in December: 19.1 days
The month with the most sunshine days is August (20.6 days).
The month with the least sunshine days is June (8.6 days).
Average UV index in December
Gruevo, Bulgaria
- Average UV index in December: 2
The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in December
Gruevo, Bulgaria
- Average cloud cover in December: 39
The month with the most cloud cover is February (Cloud cover 47).
The month with the least cloud cover is August (Cloud cover 15).
Average visibility in December
Gruevo, Bulgaria
- Average visibility in December: 9km
The months with the highest visibility are June, July, August and September (10km).
The months with the lowest visibility are January and February (8km).





