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
December
Weather in December
Temperature
A minimal variation is noted in Ploemel's average high-temperature at the onset of December, reaching a still cool 10.5°C (50.9°F) from November's 12.7°C (54.9°F). During the nights of December, Ploemel records an average temperature of 7.3°C (45.1°F), a minor drop from daytime peaks.Humidity
January and December, with an average relative humidity of 83%, are the most humid months in Ploemel.Rainfall
In Ploemel, in December, during 16.1 rainfall days, 76mm (2.99") of precipitation is typically accumulated. In Ploemel, during the entire year, the rain falls for 169.8 days and collects up to 593mm (23.35") of precipitation.Snowfall
February, April and December are months with snowfall. The months with the most snowfall in Ploemel are February, April and December, with an average 1mm (0.04") of accumulated snow.Daylight
December has the shortest days of the year in Ploemel, with an average of 8h and 30min of daylight.On the first day of December, sunrise is at 08:40 and sunset at 17:22. On the last day of the month, sunrise is at 09:00 and sunset at 17:30 CET.
Sunshine
In December, the average sunshine is 4.6h.UV index
The months with the lowest UV index in Ploemel are January through April, November and December, with an average maximum UV index of 3. A UV Index estimate of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV radiation for the ordinary person.Note: The daily high UV index of 3 in December translates into this advice:
Be vigilant - Preventing sunburn is recommended. For health reasons, it's advisable to reduce direct sun exposure during peak hours around midday. For a sun-safe wardrobe, go for clothes that are tightly woven and generously sized. Pay attention! The reflection of snow can enhance the Sun's UV radiation almost double.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in Ploemel in December?
What are the most humid months in Ploemel?
What is the average humidity in December in Ploemel?
How many days does it rain in December in Ploemel?
When does it snow the most in Ploemel?
When does it start to snow in Ploemel?
What is the month with the shortest days in Ploemel?
What is the average length of the day in December in Ploemel?
When is the sunrise / sunset in December in Ploemel?
How long on average sun shines in December in Ploemel?
What is the month with the lowest UV index in Ploemel?
How high is the UV index in December in Ploemel?
Average temperature in December
Ploemel, France
- Average high temperature in December: 10.5°C
The warmest month (with the highest average high temperature) is July (21.3°C).
The month with the lowest average high temperature is January (9.3°C).
- Average low temperature in December: 7.3°C
The month with the highest average low temperature is August (15°C).
The coldest month (with the lowest average low temperature) is February (5.3°C).
Average pressure in December
Ploemel, France
- Average pressure in December: 1018.6mbar
The month with the highest atmospheric pressure is December (1018.6mbar).
The month with the lowest atmospheric pressure is November (1013mbar).
Average wind speed in December
Ploemel, France
- Average wind speed in December: 22.9km/h
The windiest month (with the highest average wind speed) is December (22.9km/h).
The calmest month (with the lowest average wind speed) is August (15.5km/h).
Average humidity in December
Ploemel, France
- Average humidity in December: 83%
The months with the highest relative humidity are January and December (83%).
The months with the lowest relative humidity are August and September (78%).
Average rainfall in December
Ploemel, France
- Average rainfall in December: 76mm
The wettest month (with the highest rainfall) is November (81mm).
The driest month (with the least rainfall) is September (24mm).
Average rainfall days in December
Ploemel, France
- Average rainfall days in December: 16.1 days
The month with the highest number of rainy days is January (17.7 days).
The month with the least rainy days is September (10 days).
Average snowfall in December
Ploemel, France
- Average snowfall in December: 1mm
The months with the highest snowfall are February, April and December (1mm).
The months with the least snowfall are January, March, May, June, July, August, September, October and November (0mm).
Average snowfall days in December
Ploemel, France
- Average snowfall days in December: 0.2 days
The month with the highest number of snowfall days is February (0.5 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
Ploemel, France
- Average daylight in December: 8h and 3min
The month with the longest days is June (Average daylight: 15h and 54min).
The month with the shortest days is December (Average daylight: 8h and 30min).
- Average sunshine in December: 4h and 4min
The month with the most sunshine is July (Average sunshine: 10h and 42min).
The month with the least sunshine is January (Average sunshine: 4h and 30min).
Average sunshine days in December
Ploemel, France
- Average sunshine days in December: 11.4 days
The month with the most sunshine days is September (18.1 days).
The month with the least sunshine days is November (10.4 days).
Average UV index in December
Ploemel, 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, March, April, November and December (UV index 3).
Average cloud cover in December
Ploemel, France
- Average cloud cover in December: 52
The month with the most cloud cover is January (Cloud cover 56).
The month with the least cloud cover is September (Cloud cover 33).
Average visibility in December
Ploemel, 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).
