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 onset of December results in a small decrease in the average high-temperature, moderately receding from a chilly 9.1°C (48.4°F) in November to an icy 5.6°C (42.1°F). Rhees observes a slightly reduced average nighttime temperature of 1.4°C (34.5°F) during December.Humidity
With an average relative humidity of 89%, December is the most humid month.Rainfall
The month with the most rainfall is December, when the rain falls for 17.3 days and typically aggregates up to 58mm (2.28") of precipitation.Snowfall
Months with snowfall are January through April, November and December. In Rhees, in December, during 3.9 snowfall days, 30mm (1.18") of snow is typically accumulated. Throughout the year, there are 18.2 snowfall days, and 135mm (5.31") of snow is accumulated.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 08:17 and sunset at 16:35. On the last day of the month, sunrise is at 08:39 and sunset at 16:42 CET.
Sunshine
The month with the least sunshine is December, with an average of 3.6h of sunshine.UV index
The months with the lowest UV index in Rhees are January through March, November and December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a minimal health hazard from exposure to the Sun's UV rays for average individuals.Note: A daily maximum UV index of 2 in December translates into the following instructions:
While extended sun exposure does not significantly affect most people, those with sensitive skin, children, and infants should always be protected. When the Sun is at its strongest around midday, find shade and limit exposure. Employ a wide-brim hat for potent defense against up to 50% of UV rays. Be mindful! The reflection from snow can increase the Sun's UV radiation nearly twice.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold does it get in December?
What is the most humid month?
What is the average humidity in December in Rhees?
What is the rainiest month?
How many days does it rain in December in Rhees?
How many days does it snow in December?
What is the month with the shortest days?
How many hours of daylight does Rhees have in December?
What time are sunrise and sunset in December?
What is the month with the least sunshine?
How many hours of sunshine does Rhees have in December?
What are the months with the lowest UV index?
What is the UV index intensity in December in Rhees?
Average temperature in December
Rhees, Belgium
- Average high temperature in December: 5.6°C
The warmest months (with the highest average high temperature) are July and August (22.3°C).
The month with the lowest average high temperature is January (4.1°C).
- Average low temperature in December: 1.4°C
The month with the highest average low temperature is August (12.8°C).
The coldest month (with the lowest average low temperature) is January (-0.3°C).
Average pressure in December
Rhees, Belgium
- Average pressure in December: 1016.9mbar
The month with the highest atmospheric pressure is September (1017.5mbar).
The month with the lowest atmospheric pressure is November (1013.1mbar).
Average wind speed in December
Rhees, Belgium
- Average wind speed in December: 17km/h
The windiest month (with the highest average wind speed) is December (17km/h).
The calmest month (with the lowest average wind speed) is August (10.5km/h).
Average humidity in December
Rhees, Belgium
- Average humidity in December: 89%
The month with the highest relative humidity is December (89%).
The months with the lowest relative humidity are April and August (77%).
Average rainfall in December
Rhees, Belgium
- Average rainfall in December: 58mm
The wettest month (with the highest rainfall) is December (58mm).
The driest month (with the least rainfall) is April (26mm).
Average rainfall days in December
Rhees, Belgium
- Average rainfall days in December: 17.3 days
The month with the highest number of rainy days is July (19.4 days).
The month with the least rainy days is February (12.7 days).
Average snowfall in December
Rhees, Belgium
- Average snowfall in December: 30mm
The month with the highest snowfall is January (50mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in December
Rhees, Belgium
- Average snowfall days in December: 3.9 days
The month with the highest number of snowfall days is January (5.8 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
Rhees, 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 months with the most sunshine are July and August (Average sunshine: 9h and 12min).
The month with the least sunshine is December (Average sunshine: 3h and 36min).
Average sunshine days in December
Rhees, Belgium
- Average sunshine days in December: 9.7 days
The month with the most sunshine days is October (14.7 days).
The month with the least sunshine days is June (8.3 days).
Average UV index in December
Rhees, Belgium
- 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, March, November and December (UV index 2).
Average cloud cover in December
Rhees, Belgium
- Average cloud cover in December: 63
The month with the most cloud cover is December (Cloud cover 63).
The month with the least cloud cover is August (Cloud cover 40).
Average visibility in December
Rhees, Belgium
- Average visibility in December: 8km
The months with the highest visibility are March, April, May, June, July and August (9km).
The months with the lowest visibility are January, February, September, October, November and December (8km).
