December weather forecastDen Helder, Netherlands
December
Weather in December
December in Den Helder marks the full swing of winter. The trend of falling temperatures continues, with the lows averaging at around 6.1°C (43°F). Daylight hours are at their annual lowest and the wind speed climbs up to 33.9km/h (21.1mph), adding to the wintry conditions. Noticeable is the return of snowfall, a characteristic feature of December weather. This month concludes the year with a typical winter setting, hosting rain, cold, and occasional snowstorms.Temperature
The arrival of December marks a slight shift to an average high-temperature of a frosty 8.2°C (46.8°F) from November's 10.5°C (50.9°F). Throughout December, Den Helder reports a steady low-temperature average of 6.1°C (43°F), slightly lower than its daytime counterpart.Humidity
The average relative humidity in December in Den Helder is 81%.Rainfall
In Den Helder, during December, the rain falls for 19.7 days and regularly aggregates up to 41mm (1.61") of precipitation. In Den Helder, during the entire year, the rain falls for 186.7 days and collects up to 391mm (15.39") of precipitation.Snowfall
Months with snowfall in Den Helder are January through March, November and December. In Den Helder, in December, snow falls for 1.1 days, with typically accumulated 5mm (0.2") of snow. Throughout the year, in Den Helder, there are 7.1 snowfall days, and 25mm (0.98") of snow is accumulated.Daylight
With an average of 7h and 42min of daylight, December has the shortest days of the year.On the first day of December in Den Helder, sunrise is at 08:31 and sunset at 16:28. On the last day of the month, sunrise is at 08:53 and sunset at 16:34 CET.
Sunshine
December has the least sunshine of the year, with an average of 3.4h of sunshine.UV index
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index estimate of 2, and below, represents a low threat to health from exposure to the Sun's UV rays for ordinary individuals.Note: In December, the UV index of 2 transforms into the following advice:
While extended sun exposure does not significantly affect most people, those with sensitive skin, children, and infants should always be protected. The most potent solar radiation is around mid-day, so one should minimize exposure to direct sunlight during this period. For a sun-safe wardrobe, go for clothes that are tightly woven and generously sized. Be watchful! The reflection of snow can enhance the intensity of the Sun's UV radiation nearly double.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Den Helder, Netherlands
- Average high temperature in December: 8.2°C
The warmest month (with the highest average high temperature) is August (18.9°C).
The month with the lowest average high temperature is February (5.7°C).
- Average low temperature in December: 6.1°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 (3.5°C).
Average pressure in December
Den Helder, Netherlands
- Average pressure in December: 1013.1mbar
The month with the highest atmospheric pressure is May (1016.5mbar).
The month with the lowest atmospheric pressure is November (1010.5mbar).
Average wind speed in December
Den Helder, Netherlands
- Average wind speed in December: 33.9km/h
The windiest month (with the highest average wind speed) is December (33.9km/h).
The calmest month (with the lowest average wind speed) is July (21.3km/h).
Average humidity in December
Den Helder, Netherlands
- Average humidity in December: 81%
The month with the highest relative humidity is June (83%).
The month with the lowest relative humidity is September (77%).
Average rainfall in December
Den Helder, Netherlands
- Average rainfall in December: 41mm
The wettest month (with the highest rainfall) is October (49mm).
The driest month (with the least rainfall) is April (13mm).
Average rainfall days in December
Den Helder, Netherlands
- Average rainfall days in December: 19.7 days
The month with the highest number of rainy days is December (19.7 days).
The month with the least rainy days is April (10.8 days).
Average snowfall in December
Den Helder, Netherlands
- Average snowfall in December: 5mm
The month with the highest snowfall is January (9mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in December
Den Helder, Netherlands
- Average snowfall days in December: 1.1 days
The month with the highest number of snowfall days is January (2.5 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight in December /
Average sunshine in December
Den Helder, Netherlands
- Average daylight in December: 7h and 42min
The month with the longest days is June (Average daylight: 16h and 48min).
The month with the shortest days is December (Average daylight: 7h and 42min).
- Average sunshine in December: 3h and 24min
The month with the most sunshine is June (Average sunshine: 10h and 6min).
The month with the least sunshine is December (Average sunshine: 3h and 24min).
Average sunshine days in December
Den Helder, Netherlands
- Average sunshine days in December: 6.8 days
The month with the most sunshine days is May (16.6 days).
The month with the least sunshine days is November (6.5 days).
Average UV index in December
Den Helder, Netherlands
- 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, February, November and December (UV index 2).
Average cloud cover in December
Den Helder, Netherlands
- Average cloud cover in December: 67
The month with the most cloud cover is December (Cloud cover 67).
The months with the least cloud cover are April and August (Cloud cover 40).
Average visibility in December
Den Helder, Netherlands
- Average visibility in December: 10km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
