Contents
- Weather in December
- Frequently asked questions
- Average temperature in December
- Average pressure in December
- Average wind speed in December
- Average humidity in December
- Average rainfall in December
- Average rainfall days in December
- Average snowfall in December
- Average snowfall days in December
- Average sea temperature in December
- Average daylight in December
- Average sunshine in December
- Average sunshine days in December
- Average UV index in December
- Average cloud cover in December
- Average visibility in December
Weather in December
Temperature
The advent of December brings a slight shift in average high-temperature, moving from a chilly 8.5°C (47.3°F) in November to a wintry 5.4°C (41.7°F). Heiligenhafen registers a gentle descent to an average nighttime low of 3.5°C (38.3°F) in December from its daytime highs.Humidity
The average relative humidity in December is 85%.Rainfall
In Heiligenhafen, in December, during 16.6 rainfall days, 42mm (1.65") of precipitation is typically accumulated. Throughout the year, in Heiligenhafen, there are 173.4 rainfall days, and 515mm (20.28") of precipitation is accumulated.Snowfall
January through April, November and December are months with snowfall. In Heiligenhafen, during December, snow falls for 3.5 days and regularly aggregates up to 14mm (0.55") of snow. In Heiligenhafen, during the entire year, snow falls for 16 days and aggregates up to 66mm (2.6") of snow.Sea temperature
In Heiligenhafen, the average seawater temperature in December is 5.3°C (41.5°F).Note: Taking a dip in 5.3°C (41.5°F) can be perilous. Submersion in temperatures under 10°C (50°F) triggers severe cold shock accompanied by hyperventilation.
Daylight
The month with the shortest days is December, with an average of 7h and 24min of daylight.On the first day of December in Heiligenhafen, sunrise is at 08:14 and sunset at 15:56. On the last day of the month, sunrise is at 08:37 and sunset at 16:01 CET.
Sunshine
December has the least sunshine of the year in Heiligenhafen, with an average of 3.3h of sunshine.UV index
In Heiligenhafen, the average daily maximum UV index in December is 2. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV rays for average individuals.Note: A maximum UV index of 2 in December translates into the following recommendations:
Prolonged exposure to sunlight rarely troubles the majority, but constant protection is vital for babies, children, and fair-skinned people. Solar radiation peaks around mid-day, so it's wise to limit exposure to the Sun at this time. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation. Take to heart! Snow reflection can almost magnify the Sun's UV radiation twofold.
Frequently asked questions
How cold is December in Heiligenhafen?
What is the average humidity in December in Heiligenhafen?
How much does it rain in Heiligenhafen in December?
How many days does it snow in December in Heiligenhafen?
What is the water temperature in December in Heiligenhafen?
What is the month with the shortest days in Heiligenhafen?
What is the average length of the day in December in Heiligenhafen?
When are sunrise and sunset in December in Heiligenhafen?
What is the month with the least sunshine in Heiligenhafen?
How many hours of sunshine does Heiligenhafen have in December?
How high is the UV index in December in Heiligenhafen?
Average temperature in December
Heiligenhafen, Germany
- Average high temperature in December: 5.4°C
The warmest month (with the highest average high temperature) is August (19.6°C).
The month with the lowest average high temperature is February (3°C).
- Average low temperature in December: 3.5°C
The month with the highest average low temperature is August (16.8°C).
The coldest month (with the lowest average low temperature) is February (1.1°C).
Average pressure in December
Heiligenhafen, Germany
- Average pressure in December: 1012.3mbar
The months with the highest atmospheric pressure are April, May and September (1015.7mbar).
The month with the lowest atmospheric pressure is November (1011.5mbar).
Average wind speed in December
Heiligenhafen, Germany
- Average wind speed in December: 29.9km/h
The windiest month (with the highest average wind speed) is December (29.9km/h).
The calmest month (with the lowest average wind speed) is June (20.9km/h).
Average humidity in December
Heiligenhafen, Germany
- Average humidity in December: 85%
The month with the highest relative humidity is January (86%).
The month with the lowest relative humidity is August (77%).
Average rainfall in December
Heiligenhafen, Germany
- Average rainfall in December: 42mm
The wettest month (with the highest rainfall) is August (64mm).
The driest month (with the least rainfall) is April (19mm).
Average rainfall days in December
Heiligenhafen, Germany
- Average rainfall days in December: 16.6 days
The month with the highest number of rainy days is August (18.6 days).
The month with the least rainy days is February (8.9 days).
Average snowfall in December
Heiligenhafen, Germany
- Average snowfall in December: 14mm
The month with the highest snowfall is January (19mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in December
Heiligenhafen, Germany
- Average snowfall days in December: 3.5 days
The month with the highest number of snowfall days is February (5 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average sea temperature in December
Heiligenhafen, Germany
- Average sea temperature in December: 5.3°C
The best month for swimming (with the highest average sea temperature) is August (18.4°C).
The coldest month (with the lowest average sea temperature) is January (2.4°C).
Average daylight in December /
Average sunshine in December
Heiligenhafen, Germany
- Average daylight in December: 7h and 2min
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 24min).
- Average sunshine in December: 3h and 2min
The month with the most sunshine is August (Average sunshine: 9h and 42min).
The month with the least sunshine is December (Average sunshine: 3h and 18min).
Average sunshine days in December
Heiligenhafen, Germany
- Average sunshine days in December: 8.9 days
The month with the most sunshine days is April (17.3 days).
The month with the least sunshine days is November (8.6 days).
Average UV index in December
Heiligenhafen, Germany
- Average UV index in December: 2
The months with the highest UV index are July and August (UV index 5).
The month with the lowest UV index is January (UV index 1).
Average cloud cover in December
Heiligenhafen, Germany
- Average cloud cover in December: 69
The month with the most cloud cover is December (Cloud cover 69).
The month with the least cloud cover is August (Cloud cover 37).
Average visibility in December
Heiligenhafen, Germany
- Average visibility in December: 9km
The months with the highest visibility are March, April, May, June, July, August, September and October (10km).
The months with the lowest visibility are January, February, November and December (9km).
Heiligenhafen, Germany
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