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
The arrival of December corresponds with a minor reduction in the average high-temperature, down from November's chilly 8.6°C (47.5°F) to an icy 5.3°C (41.5°F). Heillecourt sees a minor drop to an average minimum temperature of 0.9°C (33.6°F) during the night in the month of December.Humidity
The most humid month in Heillecourt is December, with an average relative humidity of 89%.Rainfall
In Heillecourt, during December, the rain falls for 15.3 days and regularly aggregates up to 56mm (2.2") of precipitation. Throughout the year, there are 179 rainfall days, and 518mm (20.39") of precipitation is accumulated.Snowfall
Months with snowfall in Heillecourt are January through April, November and December. In December, it is snowing for 4.7 days. Throughout December, 37mm (1.46") of snow is accumulated. In Heillecourt, France, during the entire year, snow falls for 20.3 days and aggregates up to 134mm (5.28") of snow.Daylight
December has the shortest days of the year, with an average of 8h and 24min of daylight.On the first day of December, sunrise is at 08:06 and sunset at 16:41. On the last day of the month, sunrise is at 08:27 and sunset at 16:49 CET.
Sunshine
January and December, with an average of 3.8h of sunshine, are months with the least sunshine in Heillecourt.UV index
The months with the lowest UV index in Heillecourt are January, February, November and December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a low health risk from exposure to the Sun's UV rays for average individuals.Note: In December, a daily maximum UV index of 2 leads to the following instructions:
While many people can endure lengthy sun exposure, it remains imperative to safeguard babies, children, and fair-skinned individuals. Direct exposure to the Sun during its peak hours around mid-day should be minimized for safety. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is December in Heillecourt?
What is the most humid month in Heillecourt?
What is the average humidity in December in Heillecourt?
How much does it rain in Heillecourt in December?
How many days does it snow in December in Heillecourt?
What is the month with the shortest days in Heillecourt?
How many hours of daylight does Heillecourt have in December?
What time are sunrise and sunset in December in Heillecourt?
What are the months with the least sunshine in Heillecourt?
How long on average sun shines in December in Heillecourt?
What are the months with the lowest UV index in Heillecourt?
What is the UV index reading in December in Heillecourt?
Average temperature in December
Heillecourt, France
- Average high temperature in December: 5.3°C
The warmest month (with the highest average high temperature) is August (23.5°C).
The month with the lowest average high temperature is January (3.7°C).
- Average low temperature in December: 0.9°C
The month with the highest average low temperature is August (13.4°C).
The coldest month (with the lowest average low temperature) is January (-0.4°C).
Average pressure in December
Heillecourt, France
- Average pressure in December: 1019.4mbar
The month with the highest atmospheric pressure is December (1019.4mbar).
The month with the lowest atmospheric pressure is November (1014.7mbar).
Average wind speed in December
Heillecourt, France
- Average wind speed in December: 15.9km/h
The windiest month (with the highest average wind speed) is December (15.9km/h).
The calmest month (with the lowest average wind speed) is August (9.3km/h).
Average humidity in December
Heillecourt, France
- Average humidity in December: 89%
The month with the highest relative humidity is December (89%).
The month with the lowest relative humidity is August (75%).
Average rainfall in December
Heillecourt, France
- Average rainfall in December: 56mm
The wettest month (with the highest rainfall) is June (62mm).
The driest month (with the least rainfall) is April (30mm).
Average rainfall days in December
Heillecourt, France
- Average rainfall days in December: 15.3 days
The month with the highest number of rainy days is July (18.7 days).
The month with the least rainy days is February (11.5 days).
Average snowfall in December
Heillecourt, France
- Average snowfall in December: 37mm
The month with the highest snowfall is January (38mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in December
Heillecourt, France
- Average snowfall days in December: 4.7 days
The month with the highest number of snowfall days is January (6.8 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Heillecourt, France
- Average daylight in December: 8h and 2min
The month with the longest days is June (Average daylight: 16h and 6min).
The month with the shortest days is December (Average daylight: 8h and 24min).
- Average sunshine in December: 3h and 5min
The month with the most sunshine is August (Average sunshine: 10h and 0min).
The months with the least sunshine are January and December (Average sunshine: 3h and 48min).
Average sunshine days in December
Heillecourt, France
- Average sunshine days in December: 11.3 days
The month with the most sunshine days is September (15.4 days).
The month with the least sunshine days is June (8.4 days).
Average UV index in December
Heillecourt, 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
Heillecourt, France
- Average cloud cover in December: 63
The month with the most cloud cover is December (Cloud cover 63).
The month with the least cloud cover is August (Cloud cover 34).
Average visibility in December
Heillecourt, France
- Average visibility in December: 8km
The months with the highest visibility are February, March, April, May, June, July, August and September (9km).
The months with the lowest visibility are January, October, November and December (8km).
Heillecourt, France
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