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 onset corresponds with a subtle shift in the average high-temperature, slightly moving from a frosty 9.5°C (49.1°F) in November to a still chilly 6.3°C (43.3°F). In Vianen, the nighttime temperature shows a slight difference from the daytime high, averaging to an icy 2.5°C (36.5°F) during December.Humidity
The most humid month in Vianen is December, with an average relative humidity of 88%.Rainfall
In Vianen, during December, the rain falls for 11.9 days and regularly aggregates up to 20mm (0.79") of precipitation. In Vianen, during the entire year, the rain falls for 133.9 days and collects up to 229mm (9.02") of precipitation.Snowfall
Months with snowfall in Vianen are January through March, November and December. In Vianen, in December, snow falls for 2 days, with typically accumulated 8mm (0.31") of snow. In Vianen, Netherlands, during the entire year, snow falls for 8.7 days and aggregates up to 49mm (1.93") of snow.Daylight
The month with the shortest days is December, with an average of 7h and 48min of daylight.On the first day of the month, sunrise is at 08:25 and sunset at 16:31. On the last day of December, in Vianen, sunrise is at 08:47 and sunset at 16:38 CET.
Sunshine
December has the least sunshine of the year in Vianen, 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. A UV Index estimate of 2, and below, represents a minimal health vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.Note: The daily high UV index of 2 in December translates into this advice:
Extended sun exposure is not an issue for the majority. Children, infants, and fair-skinned individuals always need to be protected. Exposing oneself to the midday Sun can be harmful due to the strong UV radiation; limit your time outside. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance. Be cautious! The UV radiation from the Sun can be magnified almost twofold by snow reflection.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is it in Vianen in December?
What is the most humid month in Vianen?
What is the average humidity in December in Vianen?
How much does it rain in Vianen in December?
How many days does it snow in December in Vianen?
What is the month with the shortest days in Vianen?
What is the average length of the day in December in Vianen?
What time are sunrise and sunset in December in Vianen?
What is the month with the least sunshine in Vianen?
How many hours of sunshine does Vianen have in December?
What is the month with the lowest UV index in Vianen?
How high is the UV index in December in Vianen?
Average temperature in December
Vianen, Netherlands
- Average high temperature in December: 6.3°C
The warmest month (with the highest average high temperature) is July (22.5°C).
The month with the lowest average high temperature is January (5.2°C).
- Average low temperature in December: 2.5°C
The month with the highest average low temperature is August (14°C).
The coldest months (with the lowest average low temperature) are January and February (1.4°C).
Average pressure in December
Vianen, Netherlands
- Average pressure in December: 1014.8mbar
The month with the highest atmospheric pressure is September (1016.9mbar).
The month with the lowest atmospheric pressure is November (1011.6mbar).
Average wind speed in December
Vianen, Netherlands
- Average wind speed in December: 17.5km/h
The windiest month (with the highest average wind speed) is December (17.5km/h).
The calmest month (with the lowest average wind speed) is August (11.7km/h).
Average humidity in December
Vianen, Netherlands
- Average humidity in December: 88%
The month with the highest relative humidity is December (88%).
The month with the lowest relative humidity is April (75%).
Average rainfall in December
Vianen, Netherlands
- Average rainfall in December: 20mm
The wettest months (with the highest rainfall) are June and July (25mm).
The driest month (with the least rainfall) is April (11mm).
Average rainfall days in December
Vianen, Netherlands
- Average rainfall days in December: 11.9 days
The month with the highest number of rainy days is July (14.3 days).
The month with the least rainy days is October (9.2 days).
Average snowfall in December
Vianen, Netherlands
- Average snowfall in December: 8mm
The month with the highest snowfall is February (26mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in December
Vianen, Netherlands
- Average snowfall days in December: 2 days
The month with the highest number of snowfall days is February (3 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
Vianen, Netherlands
- Average daylight in December: 7h and 5min
The month with the longest days is June (Average daylight: 16h and 36min).
The month with the shortest days is December (Average daylight: 7h and 48min).
- Average sunshine in December: 3h and 1min
The month with the most sunshine is June (Average sunshine: 9h and 12min).
The month with the least sunshine is December (Average sunshine: 3h and 12min).
Average sunshine days in December
Vianen, Netherlands
- Average sunshine days in December: 14.5 days
The month with the most sunshine days is October (18.6 days).
The month with the least sunshine days is June (12.3 days).
Average UV index in December
Vianen, 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
Vianen, Netherlands
- Average cloud cover in December: 66
The month with the most cloud cover is December (Cloud cover 66).
The months with the least cloud cover are April and August (Cloud cover 43).
Average visibility in December
Vianen, Netherlands
- Average visibility in December: 9km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).
