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
A mild drop in Rilland's average high-temperature is observed in December, transitioning from a cool 10°C (50°F) in November to a chilly 6.6°C (43.9°F). Nights in December in Rilland showcase an average temperature of 3.5°C (38.3°F), slightly cooler than the daytime.Humidity
The most humid month in Rilland is December, with an average relative humidity of 87%.Rainfall
December is the month with the most rainfall in Rilland. Rain falls for 18.9 days and accumulates 62mm (2.44") of precipitation.Snowfall
Months with snowfall in Rilland are January through April, November and December. In December, in Rilland, it is snowing for 2.7 days. Throughout December, 26mm (1.02") of snow is accumulated. Throughout the year, in Rilland, Netherlands, there are 12.9 snowfall days, and 96mm (3.78") of snow is accumulated.Daylight
The month with the shortest days is December, with an average of 7h and 54min of daylight.On the first day of the month, sunrise is at 08:26 and sunset at 16:38. On the last day of December, in Rilland, sunrise is at 08:48 and sunset at 16:44 CET.
Sunshine
December has the least sunshine of the year in Rilland, 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 Rilland. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV rays for the ordinary person.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. UV radiation from the Sun is most dangerous during midday; take precautions and seek shade. Consider a wide-brim hat essential for effective sun defense covering your face, neck, and eyes. Take careful note! The UV radiation of the Sun can be nearly doubled by snow reflection.
Frequently asked questions
How cold is December in Rilland?
What is the most humid month in Rilland?
What is the average humidity in December in Rilland?
What is the wettest month in Rilland?
How many days does it rain in December in Rilland?
How much does it snow in Rilland in December?
What is the month with the shortest days in Rilland?
How many hours of daylight does Rilland have in December?
When are sunrise and sunset in December in Rilland?
What is the month with the least sunshine in Rilland?
How many hours of sunshine does Rilland have in December?
When is the lowest UV index in Rilland?
How high is the UV index in December in Rilland?
Average temperature in December
Rilland, Netherlands
- Average high temperature in December: 6.6°C
The warmest month (with the highest average high temperature) is August (22.5°C).
The month with the lowest average high temperature is January (5.6°C).
- Average low temperature in December: 3.5°C
The month with the highest average low temperature is August (14.4°C).
The coldest months (with the lowest average low temperature) are January and February (1.9°C).
Average pressure in December
Rilland, Netherlands
- Average pressure in December: 1015.4mbar
The month with the highest atmospheric pressure is September (1017.2mbar).
The month with the lowest atmospheric pressure is November (1011.9mbar).
Average wind speed in December
Rilland, Netherlands
- Average wind speed in December: 18.3km/h
The windiest month (with the highest average wind speed) is December (18.3km/h).
The calmest months (with the lowest average wind speed) are July and August (12.7km/h).
Average humidity in December
Rilland, Netherlands
- Average humidity in December: 87%
The month with the highest relative humidity is December (87%).
The month with the lowest relative humidity is April (74%).
Average rainfall in December
Rilland, Netherlands
- Average rainfall in December: 62mm
The wettest month (with the highest rainfall) is December (62mm).
The driest month (with the least rainfall) is April (25mm).
Average rainfall days in December
Rilland, Netherlands
- Average rainfall days in December: 18.9 days
The month with the highest number of rainy days is August (19.2 days).
The month with the least rainy days is April (14.6 days).
Average snowfall in December
Rilland, Netherlands
- Average snowfall in December: 26mm
The month with the highest snowfall is February (33mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in December
Rilland, Netherlands
- Average snowfall days in December: 2.7 days
The month with the highest number of snowfall days is February (4.1 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
Rilland, Netherlands
- Average daylight in December: 7h and 5min
The month with the longest days is June (Average daylight: 16h and 30min).
The month with the shortest days is December (Average daylight: 7h and 54min).
- Average sunshine in December: 3h and 3min
The month with the most sunshine is June (Average sunshine: 9h and 36min).
The month with the least sunshine is December (Average sunshine: 3h and 30min).
Average sunshine days in December
Rilland, Netherlands
- Average sunshine days in December: 7.5 days
The month with the most sunshine days is April (12.4 days).
The month with the least sunshine days is December (7.5 days).
Average UV index in December
Rilland, 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
Rilland, 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 April (Cloud cover 41).
Average visibility in December
Rilland, 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).
Rilland, Netherlands
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