December weather forecastLeidschendam, Netherlands
December
Weather in December
The first month of the winter, December, is still a chilly month in Leidschendam, Netherlands, with an average temperature ranging between min 5°C (41°F) and max 7.5°C (45.5°F).Temperature
Leidschendam experiences an average high-temperature of a frosty 7.5°C (45.5°F) in December, marking an insignificant shift from 10.4°C (50.7°F) in November. The month of December in Leidschendam is marked by an average minimum temperature of 5°C (41°F), slightly cooler than its daytime counterpart.Humidity
January and December, with an average relative humidity of 83%, are the most humid months.Rainfall
In Leidschendam, during December, the rain falls for 19.8 days and regularly aggregates up to 61mm (2.4") of precipitation. In Leidschendam, during the entire year, the rain falls for 198.4 days and collects up to 554mm (21.81") of precipitation.Snowfall
January through April, November and December are months with snowfall in Leidschendam. In Leidschendam, in December, snow falls for 2.2 days, with typically accumulated 11mm (0.43") of snow. Throughout the year, in Leidschendam, Netherlands, there are 10.4 snowfall days, and 55mm (2.17") of snow is accumulated.Daylight
December has the shortest days of the year in Leidschendam, with an average of 7h and 48min of daylight.On the first day of December in Leidschendam, sunrise is at 08:29 and sunset at 16:34. On the last day of the month, sunrise is at 08:50 and sunset at 16:40 CET.
Sunshine
December has the least sunshine of the year in Leidschendam, with an average of 3.5h of sunshine.UV index
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Leidschendam. A UV Index estimate of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV radiation for ordinary individuals.Note: The maximum daily UV index of 2 during December translates into the following directions:
Children must always have sun protection, unlike most people, who can tolerate up to an hour in the sun without any burns. Direct exposure to the Sun's intense radiation around midday should be avoided for health reasons. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Take into account! The reflection from snow can nearly double the Sun's UV radiation intensity.
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Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Leidschendam, Netherlands
- Average high temperature in December: 7.5°C
The warmest month (with the highest average high temperature) is August (21.1°C).
The month with the lowest average high temperature is January (5.9°C).
- Average low temperature in December: 5°C
The month with the highest average low temperature is August (16.3°C).
The coldest month (with the lowest average low temperature) is February (2.9°C).
Average pressure in December
Leidschendam, Netherlands
- Average pressure in December: 1014.5mbar
The month with the highest atmospheric pressure is September (1016.9mbar).
The month with the lowest atmospheric pressure is November (1011.2mbar).
Average wind speed in December
Leidschendam, Netherlands
- Average wind speed in December: 24.9km/h
The windiest month (with the highest average wind speed) is December (24.9km/h).
The calmest month (with the lowest average wind speed) is July (16.2km/h).
Average humidity in December
Leidschendam, Netherlands
- Average humidity in December: 83%
The months with the highest relative humidity are January and December (83%).
The months with the lowest relative humidity are April and August (75%).
Average rainfall in December
Leidschendam, Netherlands
- Average rainfall in December: 61mm
The wettest month (with the highest rainfall) is August (65mm).
The driest month (with the least rainfall) is April (18mm).
Average rainfall days in December
Leidschendam, Netherlands
- Average rainfall days in December: 19.8 days
The months with the highest number of rainy days are August and December (19.8 days).
The month with the least rainy days is April (12.3 days).
Average snowfall in December
Leidschendam, Netherlands
- Average snowfall in December: 11mm
The month with the highest snowfall is February (24mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in December
Leidschendam, Netherlands
- Average snowfall days in December: 2.2 days
The month with the highest number of snowfall days is February (3.8 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
Leidschendam, Netherlands
- Average daylight in December: 7h and 48min
The month with the longest days is June (Average daylight: 16h and 42min).
The month with the shortest days is December (Average daylight: 7h and 48min).
- Average sunshine in December: 3h and 30min
The month with the most sunshine is June (Average sunshine: 10h and 18min).
The month with the least sunshine is December (Average sunshine: 3h and 30min).
Average sunshine days in December
Leidschendam, Netherlands
- Average sunshine days in December: 7.1 days
The month with the most sunshine days is April (15.8 days).
The month with the least sunshine days is December (7.1 days).
Average UV index in December
Leidschendam, 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
Leidschendam, Netherlands
- Average cloud cover in December: 65
The month with the most cloud cover is December (Cloud cover 65).
The month with the least cloud cover is August (Cloud cover 38).
Average visibility in December
Leidschendam, Netherlands
- 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).
