December weather forecastWesterland, Germany
December
Weather in December
The first month of the winter, December, is still a chilly month in Westerland, Germany, with an average temperature varying between 4.6°C (40.3°F) and 6.6°C (43.9°F).Temperature
On the advent of December, Westerland's average high-temperature exhibits a minor adjustment to a still chilly 6.6°C (43.9°F) from November's 9.5°C (49.1°F). December registers an average low temperature of 4.6°C (40.3°F), subtly lower than the daytime maximum.Humidity
The average relative humidity in December is 83%.Rainfall
In Westerland, during December, the rain falls for 20.1 days and regularly aggregates up to 59mm (2.32") of precipitation. In Westerland, Germany, during the entire year, the rain falls for 196.9 days and collects up to 600mm (23.62") of precipitation.Snowfall
Months with snowfall in Westerland are January through April and December. December is the first month it typically snows. Throughout December, in the average 1.4 snowfall days, it receives 6mm (0.24") of snow. Throughout the year, in Westerland, Germany, there are 11.4 snowfall days, and 46mm (1.81") of snow is accumulated.Sea temperature
In December, the average sea temperature in Westerland is 7°C (44.6°F).Note: One needs to be cautious in 7°C (44.6°F) waters. 13°C (55.4°F) is already forbidding, but sub-10°C (14°F) can seriously disrupt your breathing and lead to a frigid shock, considering one's well-being.
Daylight
December has the shortest days of the year, with an average of 7h and 18min of daylight.On the first day of December, sunrise is at 08:27 and sunset at 16:03. On the last day of the month, sunrise is at 08:50 and sunset at 16:08 CET.
Sunshine
In Westerland, the average sunshine in December is 3.7h.UV index
January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Westerland. A UV Index estimate of 2, and below, represents a low threat to health from unsafe exposure to UV radiation for the ordinary person.Note: A maximum high UV index of 2 in December translates into the following recommendations:
People with sensitive skin, children, and babies should always be protected from prolonged sun exposure. Avoiding direct sunlight during midday hours helps reduce the risk from intense UV radiation. Boost your sun resistance with garments that are densely woven yet spacious. Be aware! The intensity of the Sun's UV radiation can be amplified nearly twice due to snow reflection.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Westerland, Germany
- Average high temperature in December: 6.6°C
The warmest month (with the highest average high temperature) is August (18.6°C).
The month with the lowest average high temperature is February (3.7°C).
- Average low temperature in December: 4.6°C
The month with the highest average low temperature is August (16.4°C).
The coldest month (with the lowest average low temperature) is February (1.9°C).
Average pressure in December
Westerland, Germany
- Average pressure in December: 1011.3mbar
The month with the highest atmospheric pressure is May (1015.8mbar).
The month with the lowest atmospheric pressure is November (1010.5mbar).
Average wind speed in December
Westerland, Germany
- Average wind speed in December: 33.6km/h
The windiest month (with the highest average wind speed) is December (33.6km/h).
The calmest month (with the lowest average wind speed) is July (23km/h).
Average humidity in December
Westerland, Germany
- Average humidity in December: 83%
The month with the highest relative humidity is February (85%).
The month with the lowest relative humidity is August (78%).
Average rainfall in December
Westerland, Germany
- Average rainfall in December: 59mm
The wettest month (with the highest rainfall) is August (75mm).
The driest month (with the least rainfall) is April (22mm).
Average rainfall days in December
Westerland, Germany
- Average rainfall days in December: 20.1 days
The month with the highest number of rainy days is October (20.5 days).
The month with the least rainy days is February (11.7 days).
Average snowfall in December
Westerland, Germany
- Average snowfall in December: 6mm
The month with the highest snowfall is January (21mm).
The months with the least snowfall are May, June, July, August, September, October and November (0mm).
Average snowfall days in December
Westerland, Germany
- Average snowfall days in December: 1.4 days
The month with the highest number of snowfall days is February (4.3 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average sea temperature in December
Westerland, Germany
- Average sea temperature in December: 7°C
The best month for swimming (with the highest average sea temperature) is August (18°C).
The coldest months (with the lowest average sea temperature) are February and March (4°C).
Average daylight in December /
Average sunshine in December
Westerland, Germany
- Average daylight in December: 7h and 18min
The month with the longest days is June (Average daylight: 17h and 18min).
The month with the shortest days is December (Average daylight: 7h and 18min).
- Average sunshine in December: 3h and 42min
The month with the most sunshine is June (Average sunshine: 9h and 54min).
The months with the least sunshine are January, February and November (Average sunshine: 3h and 36min).
Average sunshine days in December
Westerland, Germany
- Average sunshine days in December: 7.5 days
The month with the most sunshine days is March (15.3 days).
The month with the least sunshine days is November (7.4 days).
Average UV index in December
Westerland, Germany
- Average UV index in December: 2
The month with the highest UV index is July (UV index 5).
The months with the lowest UV index are January, February, March, November and December (UV index 2).
Average cloud cover in December
Westerland, Germany
- Average cloud cover in December: 67
The month with the most cloud cover is December (Cloud cover 67).
The month with the least cloud cover is April (Cloud cover 40).
Average visibility in December
Westerland, Germany
- 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).
