December weather forecastAltwarp, Germany
December
Weather in December
December, the first month of the winter in Altwarp, is still a cold month, with temperature in the range of an average low of 1.2°C (34.2°F) and an average high of 4°C (39.2°F).Temperature
As December arrives, Altwarp's weather displays a minor decrease in high-temperatures, transitioning from November's frosty 7.8°C (46°F) to a wintry 4°C (39.2°F). December nights witness a slight temperature decrease, averaging at a still icy 1.2°C (34.2°F).Humidity
The months with the highest humidity are January and December, with an average relative humidity of 87%.Rainfall
In Altwarp, Germany, during December, the rain falls for 12 days and regularly aggregates up to 30mm (1.18") of precipitation. In Altwarp, during the entire year, the rain falls for 151.9 days and collects up to 396mm (15.59") of precipitation.Snowfall
January through April, November and December are months with snowfall in Altwarp. In Altwarp, Germany, in December, during 4.8 snowfall days, 20mm (0.79") of snow is typically accumulated. Throughout the year, in Altwarp, there are 19.9 snowfall days, and 99mm (3.9") of snow is accumulated.Sea temperature
In December, the average sea temperature in Altwarp is 5.4°C (41.7°F).Note: In 5.4°C (41.7°F), cold shock and rapid breathing can occur when swimming at temperatures below 10°C (50°F).
Daylight
December has the shortest days of the year in Altwarp, with an average of 7h and 30min of daylight.On the first day of the month, sunrise is at 07:57 and sunset at 15:46. On the last day of December, in Altwarp, Germany, sunrise is at 08:20 and sunset at 15:52 CET.
Sunshine
The months with the least sunshine are January and December, with an average of 3.2h of sunshine.UV index
In Altwarp, the average daily maximum UV index in December is 2. A UV Index estimate of 2, and below, represents a low threat to health from unprotected exposure to Sun's UV rays for the ordinary person.Note: In December, the average maximum UV index of 2 translates into the following recommendations:
Children, infants, and individuals with sensitive skin should be constantly protected from extended sun exposure. The Sun's radiation is especially intense around midday; try to stay in shade during this period. For a sun-safe wardrobe, go for clothes that are tightly woven and generously sized. Guard yourself! Snow reflection can almost double the UV radiation from the Sun.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Altwarp, Germany
- Average high temperature in December: 4°C
The warmest month (with the highest average high temperature) is August (22.4°C).
The month with the lowest average high temperature is January (2.1°C).
- Average low temperature in December: 1.2°C
The month with the highest average low temperature is August (15.8°C).
The coldest month (with the lowest average low temperature) is January (-0.9°C).
Average pressure in December
Altwarp, Germany
- Average pressure in December: 1013.7mbar
The month with the highest atmospheric pressure is September (1016.4mbar).
The month with the lowest atmospheric pressure is November (1013mbar).
Average wind speed in December
Altwarp, Germany
- Average wind speed in December: 20km/h
The windiest month (with the highest average wind speed) is December (20km/h).
The calmest month (with the lowest average wind speed) is August (14.1km/h).
Average humidity in December
Altwarp, Germany
- Average humidity in December: 87%
The months with the highest relative humidity are January and December (87%).
The month with the lowest relative humidity is August (73%).
Average rainfall in December
Altwarp, Germany
- Average rainfall in December: 30mm
The wettest month (with the highest rainfall) is July (55mm).
The driest month (with the least rainfall) is April (12mm).
Average rainfall days in December
Altwarp, Germany
- Average rainfall days in December: 12 days
The month with the highest number of rainy days is August (17.8 days).
The month with the least rainy days is February (7.4 days).
Average snowfall in December
Altwarp, Germany
- Average snowfall in December: 20mm
The month with the highest snowfall is January (27mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in December
Altwarp, Germany
- Average snowfall days in December: 4.8 days
The month with the highest number of snowfall days is January (6 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average sea temperature in December
Altwarp, Germany
- Average sea temperature in December: 5.4°C
The best month for swimming (with the highest average sea temperature) is August (18.9°C).
The coldest months (with the lowest average sea temperature) are January and February (2.6°C).
Average daylight in December /
Average sunshine in December
Altwarp, Germany
- Average daylight in December: 7h and 30min
The month with the longest days is June (Average daylight: 17h and 0min).
The month with the shortest days is December (Average daylight: 7h and 30min).
- Average sunshine in December: 3h and 12min
The month with the most sunshine is August (Average sunshine: 10h and 6min).
The months with the least sunshine are January and December (Average sunshine: 3h and 12min).
Average sunshine days in December
Altwarp, Germany
- Average sunshine days in December: 12.4 days
The month with the most sunshine days is April (18.5 days).
The month with the least sunshine days is August (11.5 days).
Average UV index in December
Altwarp, Germany
- Average UV index in December: 2
The months with the highest UV index are June, July and August (UV index 5).
The month with the lowest UV index is January (UV index 1).
Average cloud cover in December
Altwarp, Germany
- Average cloud cover in December: 68
The months with the most cloud cover are January and December (Cloud cover 68).
The month with the least cloud cover is August (Cloud cover 34).
Average visibility in December
Altwarp, Germany
- Average visibility in December: 9km
The months with the highest visibility are April, May, June, July, August and September (10km).
The months with the lowest visibility are January, February, March, October, November and December (9km).
