December weather forecastSaint-Hernin, France
December
Weather in December
December, the first month of the winter in Saint-Hernin, is still a chilly month, with an average temperature ranging between min 4.7°C (40.5°F) and max 9.3°C (48.7°F).Temperature
The initiation of December records an average high-temperature of a chilly 9.3°C (48.7°F), displaying a near consistency with the previous month. Saint-Hernin registers an average low-temperature of 4.7°C (40.5°F) throughout December, a modest decrease from its daytime highs.Humidity
December is the most humid month, with an average relative humidity of 89%.Rainfall
The month with the most rainfall in Saint-Hernin is December, when the rain falls for 17.5 days and typically aggregates up to 76mm (2.99") of precipitation.Snowfall
Months with snowfall are January through April, November and December. In Saint-Hernin, in December, snow falls for 1.6 days, with typically accumulated 8mm (0.31") of snow. Throughout the year, in Saint-Hernin, there are 8.1 snowfall days, and 46mm (1.81") of snow is accumulated.Daylight
December has the shortest days of the year in Saint-Hernin, with an average of 8h and 24min of daylight.On the first day of December, sunrise is at 08:44 and sunset at 17:22. On the last day of the month, sunrise is at 09:05 and sunset at 17:30 CET.
Sunshine
The average sunshine in December in Saint-Hernin is 3.6h.UV index
The months with the lowest UV index in Saint-Hernin are January, February, November and December, with an average maximum UV index of 2. A UV Index of 2, and less, symbolizes a low health risk from unsafe exposure to UV radiation for the average person.Note: An average maximum UV index of 2 in December leads to these recommendations:
Those with sensitive skin, infants, and children require constant safeguarding from prolonged sun exposure. The intensity of the Sun's UV radiation during midday suggests reducing time spent outdoors. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage. Be vigilant! The reflective nature of snow can increase the Sun's UV radiation nearly twofold.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Saint-Hernin, France
- Average high temperature in December: 9.3°C
The warmest month (with the highest average high temperature) is July (21.4°C).
The month with the lowest average high temperature is January (8.4°C).
- Average low temperature in December: 4.7°C
The months with the highest average low temperature are July and August (12°C).
The coldest month (with the lowest average low temperature) is February (3°C).
Average pressure in December
Saint-Hernin, France
- Average pressure in December: 1017.9mbar
The month with the highest atmospheric pressure is September (1018.4mbar).
The month with the lowest atmospheric pressure is November (1012.4mbar).
Average wind speed in December
Saint-Hernin, France
- Average wind speed in December: 16.2km/h
The windiest month (with the highest average wind speed) is February (16.9km/h).
The calmest month (with the lowest average wind speed) is August (11.5km/h).
Average humidity in December
Saint-Hernin, France
- Average humidity in December: 89%
The month with the highest relative humidity is December (89%).
The months with the lowest relative humidity are July and September (81%).
Average rainfall in December
Saint-Hernin, France
- Average rainfall in December: 76mm
The wettest month (with the highest rainfall) is December (76mm).
The driest month (with the least rainfall) is September (23mm).
Average rainfall days in December
Saint-Hernin, France
- Average rainfall days in December: 17.5 days
The month with the highest number of rainy days is January (18.3 days).
The month with the least rainy days is September (12.4 days).
Average snowfall in December
Saint-Hernin, France
- Average snowfall in December: 8mm
The month with the highest snowfall is January (17mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in December
Saint-Hernin, France
- Average snowfall days in December: 1.6 days
The month with the highest number of snowfall days is February (2.8 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-Hernin, France
- Average daylight in December: 8h and 24min
The month with the longest days is June (Average daylight: 16h and 0min).
The month with the shortest days is December (Average daylight: 8h and 24min).
- Average sunshine in December: 3h and 36min
The month with the most sunshine is July (Average sunshine: 9h and 36min).
The month with the least sunshine is January (Average sunshine: 3h and 24min).
Average sunshine days in December
Saint-Hernin, France
- Average sunshine days in December: 10.5 days
The month with the most sunshine days is September (13.8 days).
The month with the least sunshine days is November (7.1 days).
Average UV index in December
Saint-Hernin, France
- Average UV index in December: 2
The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in December
Saint-Hernin, France
- Average cloud cover in December: 59
The month with the most cloud cover is January (Cloud cover 62).
The month with the least cloud cover is September (Cloud cover 45).
Average visibility in December
Saint-Hernin, France
- Average visibility in December: 9km
The months with the highest visibility are February, March and December (9km).
The months with the lowest visibility are January, April, May, June, July, August, September, October and November (8km).
