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 average high-temperature slightly decreases in December, shifting from 9.5°C (49.1°F) in November to a still chilly 6.3°C (43.3°F). Heukelum records a slight downturn in temperature to an average of 2.5°C (36.5°F) during December nights.Humidity
December is the most humid month in Heukelum, with an average relative humidity of 88%.Rainfall
In Heukelum, in December, during 11.9 rainfall days, 20mm (0.79") of precipitation is typically accumulated. In Heukelum, during the entire year, the rain falls for 133.9 days and collects up to 229mm (9.02") of precipitation.Snowfall
Months with snowfall are January through March, November and December. In Heukelum, in December, snow falls for 2 days, with typically accumulated 8mm (0.31") of snow. Throughout the year, there are 8.7 snowfall days, and 49mm (1.93") of snow is accumulated.Daylight
December has the shortest days of the year in Heukelum, Netherlands, with an average of 7h and 54min of daylight.On the first day of December, sunrise is at 08:25 and sunset at 16:32. On the last day of the month, sunrise is at 08:47 and sunset at 16:38 CET.
Sunshine
December has the least sunshine of the year in Heukelum, with an average of 3.2h 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 health risk from unprotected exposure to Sun's UV rays for the average person.Note: The UV index of 2 during December leads to these advisories:
Despite most people tolerating extended sun exposure, it is critical to always protect those with sensitive skin, infants, and children. Direct exposure to the Sun during its peak hours around mid-day should be minimized for safety. Your best bet for sun defense on the face, eyes, and neck is a hat with a wide brim. 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
Is December cold in Heukelum?
What is the most humid month in Heukelum?
What is the average humidity in December in Heukelum?
How many days does it rain in December in Heukelum?
How much does it snow in Heukelum in December?
What is the month with the shortest days in Heukelum?
How many hours of daylight does Heukelum have in December?
When are sunrise and sunset in December in Heukelum?
What is the month with the least sunshine in Heukelum?
How long on average sun shines in December in Heukelum?
What is the month with the lowest UV index in Heukelum?
What is the UV index intensity in December in Heukelum?
Average temperature in December
Heukelum, Netherlands
- Average high temperature in December: 6.3°C
The warmest month (with the highest average high temperature) is July (22.5°C).
The month with the lowest average high temperature is January (5.2°C).
- Average low temperature in December: 2.5°C
The month with the highest average low temperature is August (14°C).
The coldest months (with the lowest average low temperature) are January and February (1.4°C).
Average pressure in December
Heukelum, Netherlands
- Average pressure in December: 1014.8mbar
The month with the highest atmospheric pressure is September (1016.9mbar).
The month with the lowest atmospheric pressure is November (1011.6mbar).
Average wind speed in December
Heukelum, Netherlands
- Average wind speed in December: 17.5km/h
The windiest month (with the highest average wind speed) is December (17.5km/h).
The calmest month (with the lowest average wind speed) is August (11.7km/h).
Average humidity in December
Heukelum, 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 (75%).
Average rainfall in December
Heukelum, Netherlands
- Average rainfall in December: 20mm
The wettest months (with the highest rainfall) are June and July (25mm).
The driest month (with the least rainfall) is April (11mm).
Average rainfall days in December
Heukelum, Netherlands
- Average rainfall days in December: 11.9 days
The month with the highest number of rainy days is July (14.3 days).
The month with the least rainy days is October (9.2 days).
Average snowfall in December
Heukelum, Netherlands
- Average snowfall in December: 8mm
The month with the highest snowfall is February (26mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in December
Heukelum, Netherlands
- Average snowfall days in December: 2 days
The month with the highest number of snowfall days is February (3 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
Heukelum, 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 1min
The month with the most sunshine is June (Average sunshine: 9h and 12min).
The month with the least sunshine is December (Average sunshine: 3h and 12min).
Average sunshine days in December
Heukelum, Netherlands
- Average sunshine days in December: 14.5 days
The month with the most sunshine days is October (18.6 days).
The month with the least sunshine days is June (12.3 days).
Average UV index in December
Heukelum, 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
Heukelum, Netherlands
- Average cloud cover in December: 66
The month with the most cloud cover is December (Cloud cover 66).
The months with the least cloud cover are April and August (Cloud cover 43).
Average visibility in December
Heukelum, 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).
