December weather forecastPostroff, France
December
Weather in December
The first month of the winter, December, is also a wintry month in Postroff, France, with an average temperature ranging between max 5.2°C (41.4°F) and min 0.6°C (33.1°F).Temperature
December is characterized by a slight reduction in average high-temperature, easing from a chilly 8.5°C (47.3°F) in November to a cold 5.2°C (41.4°F). Throughout December, Postroff observes a steady low-temperature average of 0.6°C (33.1°F), reflecting a minor dip from daytime highs.Humidity
December is the most humid month in Postroff, with an average relative humidity of 89%.Rainfall
December is the month with the most rainfall. Rain falls for 13.5 days and accumulates 46mm (1.81") of precipitation.Snowfall
January through March, November and December are months with snowfall. December is the month with the most snowfall in Postroff. Snow falls for 4.5 days and accumulates 38mm (1.5") of snow.Daylight
The month with the shortest days is December, with an average of 8h and 18min of daylight.On the first day of December, sunrise is at 08:04 and sunset at 16:37. On the last day of the month, sunrise is at 08:24 and sunset at 16:44 CET.
Sunshine
With an average of 3.2h of sunshine, December has the least sunshine of the year.UV index
In December, the average daily maximum UV index in Postroff is 2. A UV Index estimate of 2, and below, represents a low health risk from unsafe exposure to UV radiation for the ordinary person.Note: A maximum UV index of 2 in December translates into the following recommendations:
Most individuals face no major issues with lengthy exposure to the sun, but children, infants, and individuals with fair skin always require protection. The Sun's radiation is especially intense around midday; try to stay in shade during this period. Employ a wide-brim hat for potent defense against up to 50% of UV rays. Consider this! The reflection from snow can almost double the intensity of the Sun's UV radiation.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Postroff, France
- Average high temperature in December: 5.2°C
The warmest month (with the highest average high temperature) is July (23.8°C).
The month with the lowest average high temperature is January (3.7°C).
- Average low temperature in December: 0.6°C
The month with the highest average low temperature is August (13.3°C).
The coldest month (with the lowest average low temperature) is January (-0.5°C).
Average pressure in December
Postroff, France
- Average pressure in December: 1019.2mbar
The month with the highest atmospheric pressure is December (1019.2mbar).
The month with the lowest atmospheric pressure is November (1014.8mbar).
Average wind speed in December
Postroff, France
- Average wind speed in December: 14.9km/h
The windiest month (with the highest average wind speed) is February (15.2km/h).
The calmest month (with the lowest average wind speed) is August (9.8km/h).
Average humidity in December
Postroff, 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
Postroff, France
- Average rainfall in December: 46mm
The wettest month (with the highest rainfall) is December (46mm).
The driest month (with the least rainfall) is April (23mm).
Average rainfall days in December
Postroff, France
- Average rainfall days in December: 13.5 days
The month with the highest number of rainy days is May (15.8 days).
The month with the least rainy days is September (9.8 days).
Average snowfall in December
Postroff, France
- Average snowfall in December: 38mm
The month with the highest snowfall is December (38mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in December
Postroff, France
- Average snowfall days in December: 4.5 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
Postroff, France
- Average daylight in December: 8h and 18min
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 18min).
- Average sunshine in December: 3h and 12min
The month with the most sunshine is August (Average sunshine: 9h and 42min).
The month with the least sunshine is December (Average sunshine: 3h and 12min).
Average sunshine days in December
Postroff, France
- Average sunshine days in December: 11.8 days
The month with the most sunshine days is September (17.3 days).
The month with the least sunshine days is December (11.8 days).
Average UV index in December
Postroff, France
- Average UV index in December: 2
The months with the highest UV index are June, July and August (UV index 5).
The month with the lowest UV index is November (UV index 1).
Average cloud cover in December
Postroff, France
- Average cloud cover in December: 68
The month with the most cloud cover is December (Cloud cover 68).
The month with the least cloud cover is August (Cloud cover 36).
Average visibility in December
Postroff, 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).





