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 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 arrival of December in Alphen aan den Rijn, Netherlands, records an average high-temperature of a frosty 7.5°C (45.5°F), closely related to the 10.3°C (50.5°F) observed in November. The nights of December in Alphen aan den Rijn anticipate a slight dip from daytime high temperatures, settling to an average low-temperature of 4.9°C (40.8°F).Humidity
The months with the highest humidity in Alphen aan den Rijn are January and December, with an average relative humidity of 83%.Rainfall
In Alphen aan den Rijn, Netherlands, in December, during 18 rainfall days, 42mm (1.65") of precipitation is typically accumulated. In Alphen aan den Rijn, during the entire year, the rain falls for 183.4 days and collects up to 400mm (15.75") of precipitation.Snowfall
January through March, November and December are months with snowfall. In Alphen aan den Rijn, Netherlands, in December, snow falls for 1.9 days, with typically accumulated 8mm (0.31") of snow. Throughout the year, there are 9.5 snowfall days, and 46mm (1.81") of snow is accumulated.Daylight
The month with the shortest days in Alphen aan den Rijn is December, with an average of 7h and 48min of daylight.On the first day of the month, sunrise is at 08:28 and sunset at 16:32. On the last day of December, in Alphen aan den Rijn, sunrise is at 08:49 and sunset at 16:39 CET.
Sunshine
The month with the least sunshine is December, with an average of 3.5h of sunshine.UV index
The months with the lowest UV index in Alphen aan den Rijn 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 threat to health from exposure to the Sun's UV radiation for the average person.Note: The UV index of 2 during December translates into the following guidance:
Babies, children, and those with sensitive skin should always avoid extended periods in the sun. Sun's radiation is most powerful around mid-day, so it's best to limit outdoor activities during this time. For optimum UV protection, wear sun-resistant attire complemented with a hat and quality shades. Bear in mind! The Sun's UV radiation can nearly double in intensity due to the reflective quality of snow.
Frequently asked questions
What are the temperatures in Alphen aan den Rijn in December?
What are the most humid months in Alphen aan den Rijn?
What is the average humidity in December in Alphen aan den Rijn?
How much does it rain in Alphen aan den Rijn in December?
How much does it snow in Alphen aan den Rijn in December?
What is the month with the shortest days in Alphen aan den Rijn?
What is the average length of the day in December in Alphen aan den Rijn?
When are sunrise and sunset in December in Alphen aan den Rijn?
What is the month with the least sunshine in Alphen aan den Rijn?
How long on average sun shines in December in Alphen aan den Rijn?
When is the lowest UV index in Alphen aan den Rijn?
What is the UV index reading in December in Alphen aan den Rijn?
Average temperature in December
Alphen aan den Rijn, Netherlands
- Average high temperature in December: 7.5°C
The warmest month (with the highest average high temperature) is August (21°C).
The month with the lowest average high temperature is January (5.8°C).
- Average low temperature in December: 4.9°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 (2.8°C).
Average pressure in December
Alphen aan den Rijn, Netherlands
- Average pressure in December: 1014.3mbar
The month with the highest atmospheric pressure is September (1016.8mbar).
The month with the lowest atmospheric pressure is November (1011.2mbar).
Average wind speed in December
Alphen aan den Rijn, Netherlands
- Average wind speed in December: 24.7km/h
The windiest month (with the highest average wind speed) is December (24.7km/h).
The calmest month (with the lowest average wind speed) is July (16.1km/h).
Average humidity in December
Alphen aan den Rijn, 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
Alphen aan den Rijn, Netherlands
- Average rainfall in December: 42mm
The wettest month (with the highest rainfall) is August (53mm).
The driest month (with the least rainfall) is April (14mm).
Average rainfall days in December
Alphen aan den Rijn, Netherlands
- Average rainfall days in December: 18 days
The month with the highest number of rainy days is August (19.1 days).
The month with the least rainy days is April (11.3 days).
Average snowfall in December
Alphen aan den Rijn, Netherlands
- Average snowfall in December: 8mm
The month with the highest snowfall is February (22mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in December
Alphen aan den Rijn, Netherlands
- Average snowfall days in December: 1.9 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
Alphen aan den Rijn, Netherlands
- Average daylight in December: 7h and 5min
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 3min
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
Alphen aan den Rijn, Netherlands
- Average sunshine days in December: 8.1 days
The month with the most sunshine days is April (16.8 days).
The month with the least sunshine days is December (8.1 days).
Average UV index in December
Alphen aan den Rijn, 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
Alphen aan den Rijn, Netherlands
- Average cloud cover in December: 65
The month with the most cloud cover is December (Cloud cover 65).
The months with the least cloud cover are April and August (Cloud cover 38).
Average visibility in December
Alphen aan den Rijn, Netherlands
- Average visibility in December: 9km
The months with the highest visibility are February, March, April, May, June, July, August, September, October and November (10km).
The months with the lowest visibility are January and December (9km).
Alphen aan den Rijn, Netherlands
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