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
Weather in December
Temperature
As December arrives, Herlev's weather displays a minor decrease in high-temperatures, transitioning from November's chilly 7.8°C (46°F) to an icy 4.6°C (40.3°F). Herlev's nocturnal December readings average at a still cold 2.4°C (36.3°F), showing little variation from the daytime temperatures.Humidity
The months with the highest humidity in Herlev are January and December, with an average relative humidity of 86%.Rainfall
In Herlev, in December, it is raining for 15 days, with typically 28mm (1.1") of accumulated precipitation. Throughout the year, in Herlev, there are 163.1 rainfall days, and 345mm (13.58") of precipitation is accumulated.Snowfall
Months with snowfall in Herlev are January through April, November and December. In Herlev, in December, during 5.7 snowfall days, 29mm (1.14") of snow is typically accumulated. In Herlev, during the entire year, snow falls for 26.8 days and aggregates up to 115mm (4.53") of snow.Daylight
The month with the shortest days in Herlev is December, with an average of 7h and 6min of daylight.On the first day of the month, sunrise is at 08:16 and sunset at 15:42. On the last day of December, in Herlev, sunrise is at 08:39 and sunset at 15:47 CET.
Sunshine
December has the least sunshine of the year, with an average of 3.1h of sunshine.UV index
In Herlev, the average daily maximum UV index in December is 2. A UV Index estimate of 2, and below, represents a minimal health hazard from unsafe exposure to UV radiation for the ordinary person.Note: During December, 2 as the daily maximum UV index converts into the following advice:
Children, infants, and individuals with sensitive skin should be constantly protected from extended sun exposure. The most potent solar radiation is around mid-day, so one should minimize exposure to direct sunlight during this period. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat. Be watchful! The reflection of snow can enhance the intensity of the Sun's UV radiation nearly double.
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Data Sources | Weather Forecasting & Climate
Frequently asked questions
Is December cold in Herlev?
What are the most humid months in Herlev?
What is the average humidity in December in Herlev?
How much does it rain in Herlev in December?
How much does it snow in Herlev in December?
What is the month with the shortest days in Herlev?
How many hours of daylight does Herlev have in December?
When are sunrise and sunset in December in Herlev?
What is the month with the least sunshine in Herlev?
How long on average sun shines in December in Herlev?
What is the UV index reading in December in Herlev?
Average temperature in December
Herlev, Denmark
- Average high temperature in December: 4.6°C
The warmest month (with the highest average high temperature) is August (20.3°C).
The month with the lowest average high temperature is February (2.7°C).
- Average low temperature in December: 2.4°C
The month with the highest average low temperature is August (15.8°C).
The coldest month (with the lowest average low temperature) is February (0.1°C).
Average pressure in December
Herlev, Denmark
- Average pressure in December: 1011.1mbar
The month with the highest atmospheric pressure is April (1015.6mbar).
The month with the lowest atmospheric pressure is December (1011.1mbar).
Average wind speed in December
Herlev, Denmark
- Average wind speed in December: 22.1km/h
The windiest month (with the highest average wind speed) is December (22.1km/h).
The calmest month (with the lowest average wind speed) is July (15.4km/h).
Average humidity in December
Herlev, Denmark
- Average humidity in December: 86%
The months with the highest relative humidity are January and December (86%).
The months with the lowest relative humidity are April, May and June (75%).
Average rainfall in December
Herlev, Denmark
- Average rainfall in December: 28mm
The wettest month (with the highest rainfall) is August (50mm).
The driest month (with the least rainfall) is April (13mm).
Average rainfall days in December
Herlev, Denmark
- Average rainfall days in December: 15 days
The month with the highest number of rainy days is August (17.3 days).
The month with the least rainy days is February (9.2 days).
Average snowfall in December
Herlev, Denmark
- Average snowfall in December: 29mm
The month with the highest snowfall is February (34mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in December
Herlev, Denmark
- Average snowfall days in December: 5.7 days
The month with the highest number of snowfall days is February (8.1 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
Herlev, Denmark
- Average daylight in December: 7h and 1min
The month with the longest days is June (Average daylight: 17h and 24min).
The month with the shortest days is December (Average daylight: 7h and 6min).
- Average sunshine in December: 3h and 1min
The month with the most sunshine is August (Average sunshine: 9h and 36min).
The month with the least sunshine is December (Average sunshine: 3h and 6min).
Average sunshine days in December
Herlev, Denmark
- Average sunshine days in December: 9.1 days
The month with the most sunshine days is April (16.5 days).
The month with the least sunshine days is December (9.1 days).
Average UV index in December
Herlev, Denmark
- Average UV index in December: 2
The months with the highest UV index are June, July and August (UV index 5).
The month with the lowest UV index is January (UV index 1).
Average cloud cover in December
Herlev, Denmark
- Average cloud cover in December: 70
The month with the most cloud cover is December (Cloud cover 70).
The months with the least cloud cover are June and August (Cloud cover 38).
Average visibility in December
Herlev, Denmark
- Average visibility in December: 9km
The months with the highest visibility are April, May, June, July, August, September and October (10km).
The months with the lowest visibility are January, February, March, November and December (9km).
Herlev, Denmark
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