December weather forecastGrammendorf, Germany
December
Weather in December
December, the first month of the winter in Grammendorf, is also a wintry month, with an average temperature varying between 4.1°C (39.4°F) and 0.5°C (32.9°F).Temperature
December's arrival subtly correlates with a reduction in the average high-temperature, down from a frosty 8.1°C (46.6°F) in November to a wintry 4.1°C (39.4°F). Grammendorf sustains an average of approximately a still cold 0.5°C (32.9°F) during December nights, with little variation from daytime highs.Humidity
December is the most humid month in Grammendorf, with an average relative humidity of 89%.Rainfall
In Grammendorf, Germany, during December, the rain falls for 13.8 days and regularly aggregates up to 33mm (1.3") of precipitation. Throughout the year, there are 165.5 rainfall days, and 405mm (15.94") of precipitation is accumulated.Snowfall
Months with snowfall in Grammendorf, Germany, are January through April, November and December. In Grammendorf, in December, during 5.5 snowfall days, 43mm (1.69") of snow is typically accumulated. In Grammendorf, during the entire year, snow falls for 25 days and aggregates up to 164mm (6.46") of snow.Daylight
December has the shortest days of the year in Grammendorf, with an average of 7h and 30min of daylight.On the first day of December in Grammendorf, sunrise is at 08:04 and sunset at 15:50. On the last day of the month, sunrise is at 08:27 and sunset at 15:55 CET.
Sunshine
The month with the least sunshine in Grammendorf is December, with an average of 2.7h of sunshine.UV index
In Grammendorf, the average daily maximum UV index in December is 2. A UV Index of 2, and less, symbolizes a minimal health hazard from exposure to the Sun's UV rays for average individuals.Note: The maximum UV index, 2 during December, leads to the following recommendations:
Most individuals face no major issues with lengthy exposure to the sun, but children, infants, and individuals with fair skin always require protection. Direct exposure to the Sun during its peak hours around mid-day should be minimized for safety. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection. Be alert! Nearly double the UV rays from the Sun can be reflected by snow.
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Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Grammendorf, 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
Grammendorf, 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
Grammendorf, 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
Grammendorf, 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
Grammendorf, 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
Grammendorf, Germany
- Average rainfall days in December: 13.8 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
Grammendorf, 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
Grammendorf, 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
Grammendorf, 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 42min
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 42min).
Average sunshine days in December
Grammendorf, Germany
- Average sunshine days in December: 11.2 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
Grammendorf, 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
Grammendorf, 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
Grammendorf, 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).
