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 transition into December involves a small decrease in the average high-temperature, dipping slightly from 9.6°C (49.3°F) in November to a still frosty 6.3°C (43.3°F). Rotselaar, in December, logs an average low-temperature of 2.4°C (36.3°F), a subtle step down from daytime readings.Humidity
With an average relative humidity of 88%, December is the most humid month in Rotselaar.Rainfall
The month with the most rainfall is December, when the rain falls for 18.5 days and typically aggregates up to 57mm (2.24") of precipitation.Snowfall
January through March, November and December are months with snowfall. In December, it is snowing for 2.6 days. Throughout December, 22mm (0.87") of snow is accumulated. Throughout the year, in Rotselaar, there are 14.4 snowfall days, and 108mm (4.25") of snow is accumulated.Daylight
The month with the shortest days in Rotselaar is December, with an average of 8h and 0min of daylight.On the first day of December, sunrise is at 08:22 and sunset at 16:38. On the last day of the month, sunrise is at 08:43 and sunset at 16:44 CET.
Sunshine
With an average of 3.8h of sunshine, December has the least sunshine of the year in Rotselaar, Belgium.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 value of 2, and less, symbolizes a minimal health vulnerability from unsafe exposure to UV radiation for ordinary individuals.Note: In December, the average maximum UV index of 2 translates into the following recommendations:
Those with sensitive skin, infants, and children require constant safeguarding from prolonged sun exposure. Given the potency of the midday Sun's UV radiation, one should avoid prolonged exposure. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses. Mind this! Nearly twice the UV radiation from the Sun can be reflected by the snow.
Frequently asked questions
Is it cold in Rotselaar during December?
What is the most humid month in Rotselaar?
What is the average humidity in December in Rotselaar?
What is the rainiest month in Rotselaar?
How much does it rain in Rotselaar in December?
How many days does it snow in December in Rotselaar?
What is the month with the shortest days in Rotselaar?
How many hours of daylight does Rotselaar have in December?
When are sunrise and sunset in December in Rotselaar?
What is the month with the least sunshine in Rotselaar?
How long on average sun shines in December in Rotselaar?
What is the month with the lowest UV index in Rotselaar?
What is the UV index intensity in December in Rotselaar?
Average temperature in December
Rotselaar, Belgium
- Average high temperature in December: 6.3°C
The warmest month (with the highest average high temperature) is July (23.2°C).
The month with the lowest average high temperature is January (4.9°C).
- Average low temperature in December: 2.4°C
The month with the highest average low temperature is August (14°C).
The coldest month (with the lowest average low temperature) is January (1°C).
Average pressure in December
Rotselaar, Belgium
- Average pressure in December: 1016.3mbar
The month with the highest atmospheric pressure is September (1017.5mbar).
The month with the lowest atmospheric pressure is November (1012.5mbar).
Average wind speed in December
Rotselaar, Belgium
- Average wind speed in December: 18.1km/h
The windiest month (with the highest average wind speed) is December (18.1km/h).
The calmest month (with the lowest average wind speed) is August (11.7km/h).
Average humidity in December
Rotselaar, Belgium
- Average humidity in December: 88%
The month with the highest relative humidity is December (88%).
The month with the lowest relative humidity is August (74%).
Average rainfall in December
Rotselaar, Belgium
- Average rainfall in December: 57mm
The wettest month (with the highest rainfall) is December (57mm).
The driest month (with the least rainfall) is September (16mm).
Average rainfall days in December
Rotselaar, Belgium
- Average rainfall days in December: 18.5 days
The month with the highest number of rainy days is December (18.5 days).
The month with the least rainy days is September (8.5 days).
Average snowfall in December
Rotselaar, Belgium
- Average snowfall in December: 22mm
The month with the highest snowfall is February (41mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in December
Rotselaar, Belgium
- Average snowfall days in December: 2.6 days
The month with the highest number of snowfall days is February (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
Rotselaar, Belgium
- Average daylight in December: 8h and 0min
The month with the longest days is June (Average daylight: 16h and 30min).
The month with the shortest days is December (Average daylight: 8h and 0min).
- Average sunshine in December: 3h and 5min
The month with the most sunshine is July (Average sunshine: 9h and 12min).
The month with the least sunshine is December (Average sunshine: 3h and 48min).
Average sunshine days in December
Rotselaar, Belgium
- Average sunshine days in December: 9 days
The month with the most sunshine days is September (20.1 days).
The month with the least sunshine days is February (8.7 days).
Average UV index in December
Rotselaar, Belgium
- 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
Rotselaar, Belgium
- Average cloud cover in December: 62
The month with the most cloud cover is December (Cloud cover 62).
The months with the least cloud cover are April and August (Cloud cover 41).
Average visibility in December
Rotselaar, Belgium
- Average visibility in December: 9km
The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (9km).
The month with the lowest visibility is January (8km).
Rotselaar, Belgium
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