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 during December registers at a frosty 7.9°C (46.2°F), maintaining a close resemblance to the previous month. December nights reflect a consistent temperature dip to a wintry 4.5°C (40.1°F), a slight descent from daytime peaks.Humidity
January and December, with an average relative humidity of 84%, are the most humid months in Herzeele.Rainfall
The month with the most rainfall is December, when the rain falls for 16.2 days and typically aggregates up to 53mm (2.09") of precipitation.Snowfall
January through March, November and December are months with snowfall in Herzeele. The months with the most snowfall are January and December, with an average 23mm (0.91") of accumulated snow.Daylight
The month with the shortest days is December, with an average of 8h and 0min of daylight.On the first day of December in Herzeele, sunrise is at 08:31 and sunset at 16:47. On the last day of the month, sunrise is at 08:52 and sunset at 16:53 CET.
Sunshine
The months with the least sunshine are January and December, with an average of 4h of sunshine.UV index
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index estimate of 2, and below, represents a low health risk from unprotected exposure to Sun's UV rays for the ordinary person.Note: The UV index of 2 in December translates into these instructions:
Those with sensitive skin, infants, and children require constant safeguarding from prolonged sun exposure. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes. Be attentive! The reflective property of snow can nearly double the Sun's UV radiation.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in Herzeele in December?
What are the most humid months in Herzeele?
What is the average humidity in December in Herzeele?
What is the wettest month in Herzeele?
How much does it rain in Herzeele in December?
What is the snowiest month in Herzeele?
How much does it snow in Herzeele in December?
What is the month with the shortest days in Herzeele?
How many hours of daylight does Herzeele have in December?
When is the sunrise / sunset in December in Herzeele?
What is the month with the least sunshine in Herzeele?
How many hours of sunshine does Herzeele have in December?
What are the months with the lowest UV index in Herzeele?
How high is the UV index in December in Herzeele?
Average temperature in December
Herzeele, France
- Average high temperature in December: 7.9°C
The warmest month (with the highest average high temperature) is August (21.8°C).
The month with the lowest average high temperature is January (6.4°C).
- Average low temperature in December: 4.5°C
The month with the highest average low temperature is August (15.1°C).
The coldest month (with the lowest average low temperature) is January (2.9°C).
Average pressure in December
Herzeele, France
- Average pressure in December: 1015.6mbar
The month with the highest atmospheric pressure is September (1017.3mbar).
The month with the lowest atmospheric pressure is November (1011.6mbar).
Average wind speed in December
Herzeele, France
- Average wind speed in December: 22.2km/h
The windiest month (with the highest average wind speed) is December (22.2km/h).
The calmest month (with the lowest average wind speed) is July (15.4km/h).
Average humidity in December
Herzeele, France
- Average humidity in December: 84%
The months with the highest relative humidity are January and December (84%).
The month with the lowest relative humidity is August (75%).
Average rainfall in December
Herzeele, France
- Average rainfall in December: 53mm
The wettest month (with the highest rainfall) is December (53mm).
The driest month (with the least rainfall) is April (24mm).
Average rainfall days in December
Herzeele, France
- Average rainfall days in December: 16.2 days
The month with the highest number of rainy days is November (17.1 days).
The month with the least rainy days is April (12.8 days).
Average snowfall in December
Herzeele, France
- Average snowfall in December: 23mm
The months with the highest snowfall are January and December (23mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in December
Herzeele, France
- Average snowfall days in December: 1.6 days
The month with the highest number of snowfall days is January (2.7 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
Herzeele, France
- Average daylight in December: 8h and 0min
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 0min).
- Average sunshine in December: 4h and 0min
The month with the most sunshine is June (Average sunshine: 10h and 24min).
The months with the least sunshine are January and December (Average sunshine: 4h and 0min).
Average sunshine days in December
Herzeele, France
- Average sunshine days in December: 11.4 days
The month with the most sunshine days is April (15.5 days).
The month with the least sunshine days is November (10 days).
Average UV index in December
Herzeele, France
- 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
Herzeele, France
- Average cloud cover in December: 61
The month with the most cloud cover is December (Cloud cover 61).
The months with the least cloud cover are April and August (Cloud cover 39).
Average visibility in December
Herzeele, France
- Average visibility in December: 9km
The months with the highest visibility are April, June, July, August and September (10km).
The months with the lowest visibility are January, February, March, May, October, November and December (9km).
