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
December
Weather in December
Temperature
December's beginning signals an average high-temperature of a chilly 7.5°C (45.5°F), barely different from November's 10.4°C (50.7°F). During the nights of December, Rijswijk records an average temperature of 5°C (41°F), a minor drop from daytime peaks.Humidity
January and December, with an average relative humidity of 83%, are the most humid months.Rainfall
In Rijswijk, in December, during 19.8 rainfall days, 61mm (2.4") of precipitation is typically accumulated. In Rijswijk, during the entire year, the rain falls for 198.4 days and collects up to 554mm (21.81") of precipitation.Snowfall
Months with snowfall in Rijswijk are January through April, November and December. In Rijswijk, during December, snow falls for 2.2 days and regularly aggregates up to 11mm (0.43") of snow. Throughout the year, in Rijswijk, there are 10.4 snowfall days, and 55mm (2.17") of snow is accumulated.Daylight
December has the shortest days of the year, with an average of 7h and 48min of daylight.On the first day of December in Rijswijk, 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, 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. A UV Index reading of 2, and below, represents a low threat to health from unprotected exposure to Sun's UV rays for the ordinary person.Note: The maximum UV index of 2 during December leads to these instructions:
Children, infants, and individuals with sensitive skin should be constantly protected from extended sun exposure. Direct exposure to the Sun during its peak hours around mid-day should be minimized for safety. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage. Take heed! The reflection of snow can intensify the Sun's UV radiation nearly double.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in December in Rijswijk?
What are the most humid months in Rijswijk?
What is the average humidity in December in Rijswijk?
How much does it rain in Rijswijk in December?
How many days does it snow in December in Rijswijk?
What is the month with the shortest days in Rijswijk?
What is the average length of the day in December in Rijswijk?
What time are sunrise and sunset in December in Rijswijk?
What is the month with the least sunshine in Rijswijk?
How many hours of sunshine does Rijswijk have in December?
What are the months with the lowest UV index in Rijswijk?
How high is the UV index in December in Rijswijk?
Average temperature in December
Rijswijk, 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
Rijswijk, 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
Rijswijk, 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
Rijswijk, 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
Rijswijk, 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
Rijswijk, 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
Rijswijk, 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
Rijswijk, 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
Rijswijk, 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
Rijswijk, 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
Rijswijk, 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
Rijswijk, 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
Rijswijk, 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).
