December weather forecastAlkmaar, Netherlands
December
Weather in December
December is characteristically a cold month in Alkmaar, with temperatures dropping further from 4.6°C (40.3°F) to 7.2°C (45°F). Alongside lower temperatures, the city also witnesses a return of snowfall albeit a small amount of 8mm (0.31"), making this month decidedly frosty. Noticeably, the cloud cover percentage hits a yearly high of 66%, contributing to shorter and darker days. Rainfall keeps its regular appearance along with the noticeably strong, gusty winds. December can be summarized as a month when winter is in full force, making it an inviting period for snow lovers.Temperature
Alkmaar's shift into December sets the average high-temperature at a still chilly 7.2°C (45°F), a figure that deviates only slightly from November's 9.9°C (49.8°F). A mean low-temperature of 4.6°C (40.3°F) is anticipated during the month of December in Alkmaar, a slight step down from the daytime high.Humidity
The months with the highest humidity are January and December, with an average relative humidity of 84%.Rainfall
In December, the rain falls for 17.5 days. Throughout December, 52mm (2.05") of precipitation is accumulated. Throughout the year, there are 175.8 rainfall days, and 509mm (20.04") of precipitation is accumulated.Snowfall
Months with snowfall in Alkmaar, Netherlands, are January through March and December. December is the first month it typically snows in Alkmaar. Throughout December, in the average 1.8 snowfall days, it receives 8mm (0.31") of snow. In Alkmaar, Netherlands, during the entire year, snow falls for 8 days and aggregates up to 33mm (1.3") of snow.Daylight
With an average of 7h and 42min of daylight, December has the shortest days of the year in Alkmaar.On the first day of the month, sunrise is at 08:30 and sunset at 16:30. On the last day of December, sunrise is at 08:52 and sunset at 16:36 CET.
Sunshine
With an average of 3.5h of sunshine, December has the least sunshine of the year.UV index
The months with the lowest UV index in Alkmaar, Netherlands, are January, February, November and December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a low health risk from exposure to the Sun's UV rays for the ordinary person.Note: The UV index of 2 during December leads to these advisories:
Prolonged exposure to sunlight rarely troubles the majority, but constant protection is vital for babies, children, and fair-skinned people. Considering the harmful UV rays from the Sun during midday, it's essential to reduce exposure. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days. Stay alert! Snow's reflective properties 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
Alkmaar, Netherlands
- Average high temperature in December: 7.2°C
The warmest month (with the highest average high temperature) is August (20.8°C).
The month with the lowest average high temperature is January (5.6°C).
- Average low temperature in December: 4.6°C
The month with the highest average low temperature is August (15.9°C).
The coldest month (with the lowest average low temperature) is February (2.7°C).
Average pressure in December
Alkmaar, Netherlands
- Average pressure in December: 1014mbar
The month with the highest atmospheric pressure is September (1016.7mbar).
The month with the lowest atmospheric pressure is November (1011.1mbar).
Average wind speed in December
Alkmaar, Netherlands
- Average wind speed in December: 24km/h
The windiest month (with the highest average wind speed) is December (24km/h).
The calmest month (with the lowest average wind speed) is July (15.2km/h).
Average humidity in December
Alkmaar, Netherlands
- Average humidity in December: 84%
The months with the highest relative humidity are January and December (84%).
The month with the lowest relative humidity is April (75%).
Average rainfall in December
Alkmaar, Netherlands
- Average rainfall in December: 52mm
The wettest month (with the highest rainfall) is August (67mm).
The driest month (with the least rainfall) is April (17mm).
Average rainfall days in December
Alkmaar, Netherlands
- Average rainfall days in December: 17.5 days
The month with the highest number of rainy days is August (18 days).
The month with the least rainy days is February (10.3 days).
Average snowfall in December
Alkmaar, Netherlands
- Average snowfall in December: 8mm
The month with the highest snowfall is February (14mm).
The months with the least snowfall are April, May, June, July, August, September, October and November (0mm).
Average snowfall days in December
Alkmaar, Netherlands
- Average snowfall days in December: 1.8 days
The months with the highest number of snowfall days are January and February (2.6 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
Alkmaar, 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 30min
The month with the most sunshine is June (Average sunshine: 10h and 0min).
The month with the least sunshine is December (Average sunshine: 3h and 30min).
Average sunshine days in December
Alkmaar, Netherlands
- Average sunshine days in December: 10.5 days
The month with the most sunshine days is April (17.5 days).
The month with the least sunshine days is December (10.5 days).
Average UV index in December
Alkmaar, 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
Alkmaar, Netherlands
- Average cloud cover in December: 66
The month with the most cloud cover is December (Cloud cover 66).
The month with the least cloud cover is August (Cloud cover 39).
Average visibility in December
Alkmaar, Netherlands
- Average visibility in December: 9km
The months with the highest visibility are January, February, March, April, May, June, July, August, September and October (10km).
The months with the lowest visibility are November and December (9km).
