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 corresponds with a minor reduction in the average high-temperature, down from November's chilly 8.9°C (48°F) to an icy 5.9°C (42.6°F). Graswijk experiences a minimal drop from daytime high temperatures, recording an average low-temperature of 2.1°C (35.8°F) throughout December.Humidity
December is the most humid month in Graswijk, with an average relative humidity of 89%.Rainfall
In Graswijk, in December, during 16.7 rainfall days, 42mm (1.65") of precipitation is typically accumulated. Throughout the year, in Graswijk, there are 176.6 rainfall days, and 457mm (17.99") of precipitation is accumulated.Snowfall
Months with snowfall are January through April, November and December. In Graswijk, during December, snow falls for 2.8 days and regularly aggregates up to 23mm (0.91") of snow. Throughout the year, there are 13.4 snowfall days, and 88mm (3.46") of snow is accumulated.Daylight
The month with the shortest days in Graswijk, Netherlands, is December, with an average of 7h and 42min of daylight.On the first day of the month, sunrise is at 08:24 and sunset at 16:21. On the last day of December, in Graswijk, sunrise is at 08:46 and sunset at 16:27 CET.
Sunshine
The month with the least sunshine in Graswijk is December, with an average of 3.2h 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 Graswijk. A UV Index reading of 2, and below, represents a minimal health vulnerability from unprotected exposure to Sun's UV rays for the average person.Note: A maximum high UV index of 2 in December translates into the following recommendations:
It is important to always shield children, babies, and individuals with sensitive skin from prolonged exposure to the sun. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. A wide-brimmed hat provides unparalleled sun protection for sensitive areas like the eyes, ears, and neck. Watch out! The Sun's UV radiation can be nearly magnified twofold due to snow reflection.
Frequently asked questions
Is December cold in Graswijk?
What is the most humid month in Graswijk?
What is the average humidity in December in Graswijk?
How much does it rain in Graswijk in December?
How many days does it snow in December in Graswijk?
What is the month with the shortest days in Graswijk?
What is the average length of the day in December in Graswijk?
When is the sunrise / sunset in December in Graswijk?
What is the month with the least sunshine in Graswijk?
How long on average sun shines in December in Graswijk?
When is the lowest UV index in Graswijk?
What is the UV index intensity in December in Graswijk?
Average temperature in December
Graswijk, Netherlands
- Average high temperature in December: 5.9°C
The warmest month (with the highest average high temperature) is August (21.9°C).
The month with the lowest average high temperature is January (4.3°C).
- Average low temperature in December: 2.1°C
The month with the highest average low temperature is August (13.2°C).
The coldest month (with the lowest average low temperature) is February (0.5°C).
Average pressure in December
Graswijk, Netherlands
- Average pressure in December: 1013.6mbar
The month with the highest atmospheric pressure is September (1016.5mbar).
The month with the lowest atmospheric pressure is November (1011.2mbar).
Average wind speed in December
Graswijk, Netherlands
- Average wind speed in December: 18.9km/h
The windiest month (with the highest average wind speed) is December (18.9km/h).
The calmest months (with the lowest average wind speed) are July and August (12.7km/h).
Average humidity in December
Graswijk, Netherlands
- Average humidity in December: 89%
The month with the highest relative humidity is December (89%).
The month with the lowest relative humidity is April (76%).
Average rainfall in December
Graswijk, Netherlands
- Average rainfall in December: 42mm
The wettest month (with the highest rainfall) is July (49mm).
The driest month (with the least rainfall) is April (25mm).
Average rainfall days in December
Graswijk, Netherlands
- Average rainfall days in December: 16.7 days
The month with the highest number of rainy days is July (18.8 days).
The month with the least rainy days is September (11.1 days).
Average snowfall in December
Graswijk, Netherlands
- Average snowfall in December: 23mm
The month with the highest snowfall is February (31mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in December
Graswijk, Netherlands
- Average snowfall days in December: 2.8 days
The month with the highest number of snowfall days is February (4.5 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
Graswijk, Netherlands
- Average daylight in December: 7h and 4min
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 1min
The months with the most sunshine are July and August (Average sunshine: 8h and 30min).
The month with the least sunshine is December (Average sunshine: 3h and 12min).
Average sunshine days in December
Graswijk, Netherlands
- Average sunshine days in December: 11 days
The months with the most sunshine days are September and October (16.7 days).
The month with the least sunshine days is July (10.3 days).
Average UV index in December
Graswijk, Netherlands
- Average UV index in December: 2
The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in December
Graswijk, Netherlands
- Average cloud cover in December: 71
The month with the most cloud cover is December (Cloud cover 71).
The month with the least cloud cover is April (Cloud cover 44).
Average visibility in December
Graswijk, Netherlands
- Average visibility in December: 9km
The months with the highest visibility are January, February, March, April, May, June, July, August, October and December (9km).
The months with the lowest visibility are September and November (8km).
Graswijk, Netherlands
Weather forecast for your location
2. Allow the app to use your location
