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 arrival of December is marked by a minor reduction in average high-temperature, sliding from a frosty 9.2°C (48.6°F) in November to a wintry 5.9°C (42.6°F). Nighttime, during December, brings an average low of 2.5°C (36.5°F), a modest reduction from the day's peak.Humidity
December is the most humid month in Swolgen, with an average relative humidity of 88%.Rainfall
In Swolgen, in December, it is raining for 10.2 days, with typically 30mm (1.18") of accumulated precipitation. Throughout the year, there are 148.1 rainfall days, and 389mm (15.31") of precipitation is accumulated.Snowfall
Months with snowfall in Swolgen are January through March and December. December is the first month it typically snows. Throughout December, in the average 1.4 snowfall days, it receives 11mm (0.43") of snow. In Swolgen, during the entire year, snow falls for 9 days and aggregates up to 63mm (2.48") of snow.Daylight
December has the shortest days of the year in Swolgen, with an average of 7h and 54min of daylight.On the first day of the month, sunrise is at 08:19 and sunset at 16:30. On the last day of December, in Swolgen, sunrise is at 08:40 and sunset at 16:36 CET.
Sunshine
With an average of 3.5h of sunshine, December has the least sunshine of the year in Swolgen.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 reading of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV radiation for average individuals.Note: The maximum daily UV index of 2 during December translates into the following directions:
Children must always have sun protection, unlike most people, who can tolerate up to an hour in the sun without any burns. Avoiding the Sun during its peak radiation time around midday is a healthy practice. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes. Take note! UV radiation from the Sun can double in intensity due to snow reflection.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold does it get in Swolgen in December?
What is the most humid month in Swolgen?
What is the average humidity in December in Swolgen?
How much does it rain in Swolgen in December?
When does it start to snow in Swolgen?
What is the month with the shortest days in Swolgen?
How many hours of daylight does Swolgen have in December?
When are sunrise and sunset in December in Swolgen?
What is the month with the least sunshine in Swolgen?
How long on average sun shines in December in Swolgen?
When is the lowest UV index in Swolgen?
What is the UV index intensity in December in Swolgen?
Average temperature in December
Swolgen, Netherlands
- Average high temperature in December: 5.9°C
The warmest month (with the highest average high temperature) is July (23°C).
The month with the lowest average high temperature is January (4.7°C).
- Average low temperature in December: 2.5°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
Swolgen, Netherlands
- Average pressure in December: 1015.7mbar
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
Swolgen, Netherlands
- Average wind speed in December: 17.7km/h
The windiest month (with the highest average wind speed) is December (17.7km/h).
The calmest months (with the lowest average wind speed) are July and August (11.6km/h).
Average humidity in December
Swolgen, 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 (73%).
Average rainfall in December
Swolgen, Netherlands
- Average rainfall in December: 30mm
The wettest month (with the highest rainfall) is July (52mm).
The driest month (with the least rainfall) is April (16mm).
Average rainfall days in December
Swolgen, Netherlands
- Average rainfall days in December: 10.2 days
The month with the highest number of rainy days is July (17.2 days).
The month with the least rainy days is November (9.5 days).
Average snowfall in December
Swolgen, Netherlands
- Average snowfall in December: 11mm
The month with the highest snowfall is February (25mm).
The months with the least snowfall are April, May, June, July, August, September, October and November (0mm).
Average snowfall days in December
Swolgen, Netherlands
- Average snowfall days in December: 1.4 days
The month with the highest number of snowfall days is February (3.4 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
Swolgen, 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 54min).
- Average sunshine in December: 3h and 3min
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 30min).
Average sunshine days in December
Swolgen, Netherlands
- Average sunshine days in December: 18.5 days
The month with the most sunshine days is April (19.4 days).
The months with the least sunshine days are June and July (11.8 days).
Average UV index in December
Swolgen, 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
Swolgen, 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 August (Cloud cover 42).
Average visibility in December
Swolgen, Netherlands
- Average visibility in December: 9km
The months with the highest visibility are January, February, March, April, May, June, July, August, October, November and December (9km).
The month with the lowest visibility is September (8km).
