December weather forecastGrimmen, Germany
December
Weather in December
December, the first month of the winter in Grimmen, is still a cold month, with temperature in the range of an average high of 4.1°C (39.4°F) and an average low of 0.5°C (32.9°F).Temperature
As December begins, there is a minor decrease in the average high-temperature, softly falling from a frosty 8.1°C (46.6°F) in November to an icy 4.1°C (39.4°F). During December, Grimmen perceives a slight decrease in temperature from daytime highs, settling at an average low of 0.5°C (32.9°F).Humidity
With an average relative humidity of 89%, December is the most humid month in Grimmen.Rainfall
In December, in Grimmen, the rain falls for 13.9 days. Throughout December, 33mm (1.3") of precipitation is accumulated. In Grimmen, during the entire year, the rain falls for 165.4 days and collects up to 403mm (15.87") of precipitation.Snowfall
Months with snowfall in Grimmen are January through April, November and December. In Grimmen, in December, during 5.5 snowfall days, 43mm (1.69") of snow is typically accumulated. Throughout the year, in Grimmen, there are 25 snowfall days, and 164mm (6.46") of snow is accumulated.Daylight
The month with the shortest days is December, with an average of 7h and 30min of daylight.On the first day of the month, sunrise is at 08:04 and sunset at 15:49. On the last day of December, in Grimmen, sunrise is at 08:27 and sunset at 15:54 CET.
Sunshine
The month with the least sunshine is December, with an average of 2.9h of sunshine.UV index
In Grimmen, Germany, the average daily maximum UV index in December is 2. A UV Index reading of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV radiation for ordinary individuals.Note: A maximum high UV index of 2 in December translates into the following recommendations:
Despite most people tolerating extended sun exposure, it is critical to always protect those with sensitive skin, infants, and children. Avoid the Sun's strongest UV rays by seeking shade and limiting exposure during midday. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Bear in mind! The Sun's UV radiation can nearly double in intensity 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
Grimmen, Germany
- Average high temperature in December: 4.1°C
The warmest month (with the highest average high temperature) is August (23.2°C).
The month with the lowest average high temperature is January (2.4°C).
- Average low temperature in December: 0.5°C
The month with the highest average low temperature is August (13.8°C).
The coldest month (with the lowest average low temperature) is January (-1.1°C).
Average pressure in December
Grimmen, Germany
- Average pressure in December: 1013.2mbar
The month with the highest atmospheric pressure is September (1016.2mbar).
The month with the lowest atmospheric pressure is November (1012.5mbar).
Average wind speed in December
Grimmen, Germany
- Average wind speed in December: 18.2km/h
The windiest month (with the highest average wind speed) is December (18.2km/h).
The calmest month (with the lowest average wind speed) is August (12.6km/h).
Average humidity in December
Grimmen, Germany
- Average humidity in December: 89%
The month with the highest relative humidity is December (89%).
The month with the lowest relative humidity is August (73%).
Average rainfall in December
Grimmen, Germany
- Average rainfall in December: 33mm
The wettest month (with the highest rainfall) is July (51mm).
The driest month (with the least rainfall) is April (18mm).
Average rainfall days in December
Grimmen, Germany
- Average rainfall days in December: 13.9 days
The month with the highest number of rainy days is July (17.8 days).
The month with the least rainy days is February (9.3 days).
Average snowfall in December
Grimmen, Germany
- Average snowfall in December: 43mm
The month with the highest snowfall is January (48mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in December
Grimmen, Germany
- Average snowfall days in December: 5.5 days
The month with the highest number of snowfall days is January (7.7 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
Grimmen, Germany
- Average daylight in December: 7h and 30min
The month with the longest days is June (Average daylight: 17h and 6min).
The month with the shortest days is December (Average daylight: 7h and 30min).
- Average sunshine in December: 2h and 54min
The month with the most sunshine is August (Average sunshine: 9h and 24min).
The month with the least sunshine is December (Average sunshine: 2h and 54min).
Average sunshine days in December
Grimmen, Germany
- Average sunshine days in December: 11.1 days
The month with the most sunshine days is April (15.8 days).
The month with the least sunshine days is August (10.2 days).
Average UV index in December
Grimmen, Germany
- Average UV index in December: 2
The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January and November (UV index 1).
Average cloud cover in December
Grimmen, Germany
- Average cloud cover in December: 72
The month with the most cloud cover is December (Cloud cover 72).
The month with the least cloud cover is August (Cloud cover 39).
Average visibility in December
Grimmen, Germany
- Average visibility in December: 9km
The months with the highest visibility are February, March, April, May, June, July, August, September, October and December (9km).
The months with the lowest visibility are January and November (8km).





