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
The shift from November to December coincides with a small decrease in the average high-temperature, down to a still chilly 6.3°C (43.3°F) from 9.7°C (49.5°F). In Kelle, the nighttime temperature shows a slight difference from the daytime high, averaging to an icy 2.4°C (36.3°F) during December.Humidity
With an average relative humidity of 88%, December is the most humid month.Rainfall
December is the month with the most rainfall in Kelle. Rain falls for 18.2 days and accumulates 60mm (2.36") of precipitation.Snowfall
January through March, November and December are months with snowfall. In Kelle, during December, snow falls for 3.4 days and regularly aggregates up to 36mm (1.42") of snow. In Kelle, during the entire year, snow falls for 16.4 days and aggregates up to 133mm (5.24") of snow.Daylight
The month with the shortest days is December, with an average of 8h and 6min of daylight.On the first day of December, sunrise is at 08:23 and sunset at 16:40. On the last day of the month, sunrise is at 08:44 and sunset at 16:47 CET.
Sunshine
December has the least sunshine of the year, with an average of 3.6h of sunshine.UV index
The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a low threat to health from unprotected exposure to Sun's UV rays for the ordinary person.Note: The UV index of 2 in December translates into these instructions:
Long-term sun exposure is typically not a concern for most. However, those with sensitive skin, infants, and children must always have protection. The Sun's harshest UV rays are around midday; it's wise to seek shade and limit time outdoors. Enhance your sun protection with tightly woven, yet airy clothing. Attention! Nearly twice the Sun's UV radiation can be reflected by snow.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Is December cold?
What is the most humid month in Kelle?
What is the average humidity in December?
What is the rainiest month?
How much does it rain in December?
How much does it snow in December?
What is the month with the shortest days?
How many hours of daylight does Kelle have in December?
What time are sunrise and sunset in December?
What is the month with the least sunshine?
How long on average sun shines in December?
What is the month with the lowest UV index in Kelle?
How high is the UV index in December?
Average temperature in December
Kelle, Belgium
- Average high temperature in December: 6.3°C
The warmest months (with the highest average high temperature) are July and August (23.1°C).
The month with the lowest average high temperature is January (5.1°C).
- Average low temperature in December: 2.4°C
The month with the highest average low temperature is August (13.9°C).
The coldest month (with the lowest average low temperature) is January (1.1°C).
Average pressure in December
Kelle, Belgium
- Average pressure in December: 1016.3mbar
The month with the highest atmospheric pressure is September (1017.4mbar).
The month with the lowest atmospheric pressure is November (1012.5mbar).
Average wind speed in December
Kelle, Belgium
- Average wind speed in December: 18km/h
The windiest month (with the highest average wind speed) is December (18km/h).
The calmest month (with the lowest average wind speed) is August (11.7km/h).
Average humidity in December
Kelle, Belgium
- Average humidity in December: 88%
The month with the highest relative humidity is December (88%).
The months with the lowest relative humidity are April, July and August (75%).
Average rainfall in December
Kelle, Belgium
- Average rainfall in December: 60mm
The wettest month (with the highest rainfall) is December (60mm).
The driest month (with the least rainfall) is April (27mm).
Average rainfall days in December
Kelle, Belgium
- Average rainfall days in December: 18.2 days
The months with the highest number of rainy days are May and July (18.8 days).
The month with the least rainy days is February (13.7 days).
Average snowfall in December
Kelle, Belgium
- Average snowfall in December: 36mm
The month with the highest snowfall is February (47mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in December
Kelle, Belgium
- Average snowfall days in December: 3.4 days
The month with the highest number of snowfall days is February (5.2 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
Kelle, Belgium
- Average daylight in December: 8h and 1min
The month with the longest days is June (Average daylight: 16h and 24min).
The month with the shortest days is December (Average daylight: 8h and 6min).
- Average sunshine in December: 3h and 4min
The month with the most sunshine is July (Average sunshine: 9h and 0min).
The month with the least sunshine is December (Average sunshine: 3h and 36min).
Average sunshine days in December
Kelle, Belgium
- Average sunshine days in December: 8.9 days
The month with the most sunshine days is March (12.5 days).
The month with the least sunshine days is June (8.3 days).
Average UV index in December
Kelle, 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
Kelle, Belgium
- Average cloud cover in December: 62
The months with the most cloud cover are January and December (Cloud cover 62).
The months with the least cloud cover are April and August (Cloud cover 42).
Average visibility in December
Kelle, 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).
