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
As December takes hold, the average high-temperature is a chilly 9.1°C (48.4°F), nearly mirroring that of the previous month. Le Rheu encounters a negligible difference from daytime peaks throughout the December nights, with a low-temperature average of 4.2°C (39.6°F).Humidity
With an average relative humidity of 88%, December is the most humid month in Le Rheu, France.Rainfall
In Le Rheu, in December, during 12.2 rainfall days, 34mm (1.34") of precipitation is typically accumulated. Throughout the year, there are 150.1 rainfall days, and 330mm (12.99") of precipitation is accumulated.Snowfall
Months with snowfall in Le Rheu are January through April, November and December. The months with the most snowfall in Le Rheu are February through April and December, with an average 2mm (0.08") of accumulated snow.Daylight
The month with the shortest days is December, with an average of 8h and 24min of daylight.On the first day of the month, sunrise is at 08:36 and sunset at 17:15. On the last day of December, in Le Rheu, sunrise is at 08:57 and sunset at 17:23 CET.
Sunshine
The average sunshine in December in Le Rheu is 4.6h.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 value of 2, and less, symbolizes a low threat to health from unsafe exposure to UV radiation for the ordinary person.Note: A maximum high UV index of 2 in December translates into the following recommendations:
Extended time in the sun generally does not harm most, but those with sensitive skin, infants, and children should always be protected. To guard against the harmful effects of the Sun, minimize exposure during midday. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key. Attention! Nearly twice the Sun's UV radiation can be reflected by snow.
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Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in Le Rheu in December?
What is the most humid month in Le Rheu?
What is the average humidity in December in Le Rheu?
How many days does it rain in December in Le Rheu?
What is the snowiest month in Le Rheu?
How many days does it snow in December in Le Rheu?
What is the month with the shortest days in Le Rheu?
How many hours of daylight does Le Rheu have in December?
When is the sunrise / sunset in December in Le Rheu?
How long on average sun shines in December in Le Rheu?
What are the months with the lowest UV index in Le Rheu?
What is the UV index intensity in December in Le Rheu?
Average temperature in December
Le Rheu, France
- Average high temperature in December: 9.1°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 (8.4°C).
- Average low temperature in December: 4.2°C
The month with the highest average low temperature is July (12.8°C).
The coldest month (with the lowest average low temperature) is February (2.3°C).
Average pressure in December
Le Rheu, France
- Average pressure in December: 1018.4mbar
The month with the highest atmospheric pressure is December (1018.4mbar).
The month with the lowest atmospheric pressure is November (1012.9mbar).
Average wind speed in December
Le Rheu, France
- Average wind speed in December: 16.8km/h
The windiest month (with the highest average wind speed) is February (17.6km/h).
The calmest month (with the lowest average wind speed) is August (11.7km/h).
Average humidity in December
Le Rheu, France
- Average humidity in December: 88%
The month with the highest relative humidity is December (88%).
The months with the lowest relative humidity are July, August and September (78%).
Average rainfall in December
Le Rheu, France
- Average rainfall in December: 34mm
The wettest month (with the highest rainfall) is June (39mm).
The driest month (with the least rainfall) is September (12mm).
Average rainfall days in December
Le Rheu, France
- Average rainfall days in December: 12.2 days
The month with the highest number of rainy days is May (15.3 days).
The month with the least rainy days is September (8.4 days).
Average snowfall in December
Le Rheu, France
- Average snowfall in December: 2mm
The months with the highest snowfall are February, March, April and December (2mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in December
Le Rheu, France
- Average snowfall days in December: 0.5 days
The month with the highest number of snowfall days is February (0.8 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
Le Rheu, France
- Average daylight in December: 8h and 2min
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: 4h and 4min
The month with the most sunshine is July (Average sunshine: 9h and 42min).
The month with the least sunshine is January (Average sunshine: 4h and 12min).
Average sunshine days in December
Le Rheu, France
- Average sunshine days in December: 15.9 days
The month with the most sunshine days is September (18.5 days).
The month with the least sunshine days is May (12.1 days).
Average UV index in December
Le Rheu, 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
Le Rheu, France
- Average cloud cover in December: 55
The month with the most cloud cover is January (Cloud cover 59).
The month with the least cloud cover is September (Cloud cover 41).
Average visibility in December
Le Rheu, France
- Average visibility in December: 9km
The months with the highest visibility are January, February, March, April, June, July, October, November and December (9km).
The months with the lowest visibility are May, August and September (8km).
Le Rheu, France
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