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
Herwen's December weather shows a modest shift in high-temperatures, falling from November's chilly 9.2°C (48.6°F) to an icy 5.6°C (42.1°F). The month of December shows a minor drop from daytime temperatures, generally recording a low average of 2.5°C (36.5°F).Humidity
December is the most humid month, with an average relative humidity of 89%.Rainfall
December is the month with the most rainfall. Rain falls for 16 days and accumulates 43mm (1.69") of precipitation.Snowfall
Months with snowfall are January through March, November and December. In December, it is snowing for 2.5 days. Throughout December, 19mm (0.75") of snow is accumulated. Throughout the year, there are 11.1 snowfall days, and 64mm (2.52") of snow is accumulated.Daylight
With an average of 7h and 54min of daylight, December has the shortest days of the year.On the first day of the month, sunrise is at 08:21 and sunset at 16:28. On the last day of December, sunrise is at 08:43 and sunset at 16:34 CET.
Sunshine
December has the least sunshine of the year in Herwen, with an average of 3.4h of sunshine.UV index
The months with the lowest UV index in Herwen are January, February, November and December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a minimal health vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.Note: The average daily UV index of 2 in December transforms into the following instructions:
Prolonged exposure to sunlight rarely troubles the majority, but constant protection is vital for babies, children, and fair-skinned people. The most potent solar radiation is around mid-day, so one should minimize exposure to direct sunlight during this period. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection. Warning! The reflection from snow can nearly magnify the Sun's UV radiation twofold.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is December in Herwen?
What is the most humid month in Herwen?
What is the average humidity in December in Herwen?
What is the rainiest month in Herwen?
How many days does it rain in December in Herwen?
How many days does it snow in December in Herwen?
What is the month with the shortest days in Herwen?
What is the average length of the day in December in Herwen?
What time are sunrise and sunset in December in Herwen?
What is the month with the least sunshine in Herwen?
How long on average sun shines in December in Herwen?
What are the months with the lowest UV index in Herwen?
What is the UV index intensity in December in Herwen?
Average temperature in December
Herwen, Netherlands
- Average high temperature in December: 5.6°C
The warmest month (with the highest average high temperature) is August (22.8°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 (13.9°C).
The coldest month (with the lowest average low temperature) is January (0.8°C).
Average pressure in December
Herwen, Netherlands
- Average pressure in December: 1015.4mbar
The month with the highest atmospheric pressure is September (1017.2mbar).
The month with the lowest atmospheric pressure is November (1012.3mbar).
Average wind speed in December
Herwen, 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
Herwen, Netherlands
- Average humidity in December: 89%
The month with the highest relative humidity is December (89%).
The month with the lowest relative humidity is April (75%).
Average rainfall in December
Herwen, Netherlands
- Average rainfall in December: 43mm
The wettest month (with the highest rainfall) is December (43mm).
The driest month (with the least rainfall) is April (20mm).
Average rainfall days in December
Herwen, Netherlands
- Average rainfall days in December: 16 days
The month with the highest number of rainy days is December (16 days).
The month with the least rainy days is April (11 days).
Average snowfall in December
Herwen, Netherlands
- Average snowfall in December: 19mm
The month with the highest snowfall is January (23mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in December
Herwen, Netherlands
- Average snowfall days in December: 2.5 days
The month with the highest number of snowfall days is January (3.5 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
Herwen, 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 2min
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 24min).
Average sunshine days in December
Herwen, Netherlands
- Average sunshine days in December: 11.2 days
The month with the most sunshine days is April (16.8 days).
The month with the least sunshine days is December (11.2 days).
Average UV index in December
Herwen, 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
Herwen, Netherlands
- Average cloud cover in December: 64
The month with the most cloud cover is December (Cloud cover 64).
The month with the least cloud cover is August (Cloud cover 40).
Average visibility in December
Herwen, 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).
