December weather forecastSaint-Eustache-la-Forêt, France
December
Weather in December
The first month of the winter, December, is still a chilly month in Saint-Eustache-la-Forêt, France, with an average temperature varying between 6.9°C (44.4°F) and 9.4°C (48.9°F).Temperature
Saint-Eustache-la-Forêt's weather in December displays an average high-temperature of a chilly 9.4°C (48.9°F), showing minor disparity from November's 11.8°C (53.2°F). Saint-Eustache-la-Forêt encounters a negligible difference from daytime peaks throughout the December nights, with a low-temperature average of 6.9°C (44.4°F).Humidity
In Saint-Eustache-la-Forêt, France, the average relative humidity in December is 80%.Rainfall
The wettest months are November and December, with an average 58mm (2.28") of rainfall.Snowfall
Months with snowfall in Saint-Eustache-la-Forêt are January through April and December. December is the first month it typically snows. Throughout December, in the average 0.6 snowfall days, it receives 2mm (0.08") of snow. In Saint-Eustache-la-Forêt, during the entire year, snow falls for 4.9 days and aggregates up to 15mm (0.59") of snow.Daylight
With an average of 8h and 12min of daylight, December has the shortest days of the year.On the first day of the month, sunrise is at 08:33 and sunset at 17:01. On the last day of December, sunrise is at 08:54 and sunset at 17:08 CET.
Sunshine
In Saint-Eustache-la-Forêt, the average sunshine in December is 4h.UV index
In Saint-Eustache-la-Forêt, the average daily maximum UV index in December is 3. A UV Index value of 3 to 5 symbolizes a moderate threat to health from unsafe exposure to UV radiation for the ordinary person.Note: In December, the average maximum UV index of 3 translates into the following recommendations:
Take heed. Individuals of lighter complexion can be burned in less than half an hour. Sun's radiation is most powerful around mid-day, so it's best to limit outdoor activities during this time. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes. Be vigilant! The reflective nature of snow can increase the Sun's UV radiation nearly twofold.
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Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Saint-Eustache-la-Forêt, France
- Average high temperature in December: 9.4°C
The warmest month (with the highest average high temperature) is August (19.3°C).
The months with the lowest average high temperature are January and February (8.1°C).
- Average low temperature in December: 6.9°C
The month with the highest average low temperature is August (16°C).
The coldest month (with the lowest average low temperature) is February (5.2°C).
Average pressure in December
Saint-Eustache-la-Forêt, France
- Average pressure in December: 1017mbar
The month with the highest atmospheric pressure is September (1018mbar).
The month with the lowest atmospheric pressure is November (1012.2mbar).
Average wind speed in December
Saint-Eustache-la-Forêt, France
- Average wind speed in December: 29.2km/h
The windiest month (with the highest average wind speed) is December (29.2km/h).
The calmest months (with the lowest average wind speed) are July and August (18km/h).
Average humidity in December
Saint-Eustache-la-Forêt, France
- Average humidity in December: 80%
The month with the highest relative humidity is June (83%).
The month with the lowest relative humidity is September (78%).
Average rainfall in December
Saint-Eustache-la-Forêt, France
- Average rainfall in December: 58mm
The wettest months (with the highest rainfall) are November and December (58mm).
The driest month (with the least rainfall) is April (25mm).
Average rainfall days in December
Saint-Eustache-la-Forêt, France
- Average rainfall days in December: 18.5 days
The month with the highest number of rainy days is December (18.5 days).
The month with the least rainy days is April (12.6 days).
Average snowfall in December
Saint-Eustache-la-Forêt, France
- Average snowfall in December: 2mm
The month with the highest snowfall is January (6mm).
The months with the least snowfall are May, June, July, August, September, October and November (0mm).
Average snowfall days in December
Saint-Eustache-la-Forêt, France
- Average snowfall days in December: 0.6 days
The month with the highest number of snowfall days is January (1.7 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
Saint-Eustache-la-Forêt, France
- Average daylight in December: 8h and 12min
The month with the longest days is June (Average daylight: 16h and 12min).
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 June (Average sunshine: 10h and 18min).
The month with the least sunshine is November (Average sunshine: 3h and 54min).
Average sunshine days in December
Saint-Eustache-la-Forêt, France
- Average sunshine days in December: 8.9 days
The month with the most sunshine days is May (14.3 days).
The month with the least sunshine days is December (8.9 days).
Average UV index in December
Saint-Eustache-la-Forêt, France
- Average UV index in December: 3
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 and November (UV index 2).
Average cloud cover in December
Saint-Eustache-la-Forêt, France
- Average cloud cover in December: 61
The months with the most cloud cover are November and December (Cloud cover 61).
The month with the least cloud cover is July (Cloud cover 39).
Average visibility in December
Saint-Eustache-la-Forêt, France
- Average visibility in December: 10km
The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (10km).
The month with the lowest visibility is January (9km).
