December weather forecastGercy, France
December
Weather in December
December, the first month of the winter in Gercy, is also a frosty month, with an average temperature ranging between min 2.2°C (36°F) and max 6.4°C (43.5°F).Temperature
The onset of December results in a small decrease in the average high-temperature, moderately receding from 9.4°C (48.9°F) in November to a still frosty 6.4°C (43.5°F). A minimal decline in temperature from daytime highs is anticipated throughout the December nights, averaging a wintry 2.2°C (36°F).Humidity
The most humid month is December, with an average relative humidity of 89%.Rainfall
December is the month with the most rainfall in Gercy. Rain falls for 16 days and accumulates 64mm (2.52") of precipitation.Snowfall
January through March, October through December are months with snowfall in Gercy, France. In December, in Gercy, it is snowing for 2.6 days. Throughout December, 16mm (0.63") of snow is accumulated. In Gercy, during the entire year, snow falls for 11.1 days and aggregates up to 92mm (3.62") of snow.Daylight
The month with the shortest days in Gercy is December, with an average of 8h and 12min of daylight.On the first day of December, sunrise is at 08:21 and sunset at 16:46. On the last day of the month, sunrise is at 08:42 and sunset at 16:53 CET.
Sunshine
In December, the average sunshine in Gercy is 4h.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 of 2, and less, symbolizes a low threat to health from unprotected exposure to Sun's UV rays for average individuals.Note: In December, the maximum UV index of 2 translates into these guidelines:
Children, babies, and those with sensitive skin should always be shielded from long periods of sun exposure. The intensity of the Sun's UV radiation during midday suggests reducing time spent outdoors. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Gercy, France
- Average high temperature in December: 6.4°C
The warmest month (with the highest average high temperature) is August (23.1°C).
The month with the lowest average high temperature is January (5.3°C).
- Average low temperature in December: 2.2°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 (0.9°C).
Average pressure in December
Gercy, France
- Average pressure in December: 1017.3mbar
The month with the highest atmospheric pressure is September (1017.8mbar).
The month with the lowest atmospheric pressure is November (1012.9mbar).
Average wind speed in December
Gercy, France
- Average wind speed in December: 17.3km/h
The windiest month (with the highest average wind speed) is February (17.4km/h).
The calmest month (with the lowest average wind speed) is August (11.1km/h).
Average humidity in December
Gercy, 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
Gercy, France
- Average rainfall in December: 64mm
The wettest month (with the highest rainfall) is December (64mm).
The driest month (with the least rainfall) is April (26mm).
Average rainfall days in December
Gercy, France
- Average rainfall days in December: 16 days
The month with the highest number of rainy days is May (16.6 days).
The month with the least rainy days is September (12 days).
Average snowfall in December
Gercy, France
- Average snowfall in December: 16mm
The month with the highest snowfall is January (36mm).
The months with the least snowfall are April, May, June, July, August and September (0mm).
Average snowfall days in December
Gercy, France
- Average snowfall days in December: 2.6 days
The month with the highest number of snowfall days is February (3.8 days).
The months with the least snowfall days are April, May, June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Gercy, France
- Average daylight in December: 8h and 12min
The month with the longest days is June (Average daylight: 16h and 18min).
The month with the shortest days is December (Average daylight: 8h and 12min).
- Average sunshine in December: 4h and 0min
The month with the most sunshine is August (Average sunshine: 9h and 12min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).
Average sunshine days in December
Gercy, France
- Average sunshine days in December: 10.5 days
The month with the most sunshine days is March (15.8 days).
The month with the least sunshine days is February (9.6 days).
Average UV index in December
Gercy, 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
Gercy, France
- Average cloud cover in December: 61
The month with the most cloud cover is January (Cloud cover 63).
The month with the least cloud cover is August (Cloud cover 40).
Average visibility in December
Gercy, France
- Average visibility in December: 9km
The months with the highest visibility are February, March, April, May, June, July, August, September, October and December (9km).
The months with the lowest visibility are January and November (8km).





