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
Bannalec starts December with an average high-temperature of a still cool 10.6°C (51.1°F), a minor shift from November's 12.6°C (54.7°F). Bannalec's nighttime temperature in December experiences a slight dip from daytime highs, falling to an average of 7.2°C (45°F).Humidity
The months with the highest humidity are January and December, with an average relative humidity of 84%.Rainfall
In Bannalec, France, in December, it is raining for 17.8 days, with typically 81mm (3.19") of accumulated precipitation. Throughout the year, in Bannalec, France, there are 176.4 rainfall days, and 623mm (24.53") of precipitation is accumulated.Snowfall
Months with snowfall are January, February, April and December. December is the first month it typically snows in Bannalec. Throughout December, in the average 0.6 snowfall days, it receives 1mm (0.04") of snow. In Bannalec, during the entire year, snow falls for 2.4 days and aggregates up to 8mm (0.31") of snow.Daylight
With an average of 8h and 30min of daylight, December has the shortest days of the year.On the first day of the month, sunrise is at 08:43 and sunset at 17:24. On the last day of December, in Bannalec, sunrise is at 09:04 and sunset at 17:31 CET.
Sunshine
The average sunshine in December is 4h.UV index
In Bannalec, the average daily maximum UV index in December is 3. A UV Index of 3 to 5 symbolizes a medium vulnerability from unsafe exposure to UV radiation for average individuals.Note: The daily maximum UV index of 3 in December interprets into the following advice:
Make use of precautions - Shielding skin and eyes from injury is a requirement. The Sun is at its harshest during midday; protect yourself by staying in shaded areas and minimizing exposure. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes. Consider this! The reflection from snow can almost double the intensity of the Sun's UV radiation.
Frequently asked questions
What is the average December temperature in Bannalec?
What is the most humid month in Bannalec?
What is the average humidity in December in Bannalec?
How much does it rain in Bannalec in December?
When does it start to snow in Bannalec?
What is the month with the shortest days in Bannalec?
What is the average length of the day in December in Bannalec?
What time are sunrise and sunset in December in Bannalec?
How long on average sun shines in December in Bannalec?
How high is the UV index in December in Bannalec?
Average temperature in December
Bannalec, France
- Average high temperature in December: 10.6°C
The warmest months (with the highest average high temperature) are July and August (20.8°C).
The months with the lowest average high temperature are January and February (9.3°C).
- Average low temperature in December: 7.2°C
The month with the highest average low temperature is July (14.3°C).
The coldest month (with the lowest average low temperature) is February (5.3°C).
Average pressure in December
Bannalec, France
- Average pressure in December: 1018.3mbar
The month with the highest atmospheric pressure is September (1018.5mbar).
The month with the lowest atmospheric pressure is November (1012.8mbar).
Average wind speed in December
Bannalec, France
- Average wind speed in December: 21.6km/h
The windiest months (with the highest average wind speed) are January, February and December (21.6km/h).
The calmest month (with the lowest average wind speed) is August (14.9km/h).
Average humidity in December
Bannalec, France
- Average humidity in December: 84%
The months with the highest relative humidity are January and December (84%).
The months with the lowest relative humidity are April, July and September (79%).
Average rainfall in December
Bannalec, France
- Average rainfall in December: 81mm
The wettest month (with the highest rainfall) is November (87mm).
The driest month (with the least rainfall) is July (27mm).
Average rainfall days in December
Bannalec, France
- Average rainfall days in December: 17.8 days
The month with the highest number of rainy days is December (17.8 days).
The month with the least rainy days is September (10.8 days).
Average snowfall in December
Bannalec, France
- Average snowfall in December: 1mm
The month with the highest snowfall is February (4mm).
The months with the least snowfall are March, May, June, July, August, September, October and November (0mm).
Average snowfall days in December
Bannalec, France
- Average snowfall days in December: 0.6 days
The month with the highest number of snowfall days is February (1 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
Bannalec, France
- Average daylight in December: 8h and 3min
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 30min).
- Average sunshine in December: 4h and 0min
The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).
Average sunshine days in December
Bannalec, France
- Average sunshine days in December: 10.9 days
The month with the most sunshine days is September (16.5 days).
The month with the least sunshine days is November (8.5 days).
Average UV index in December
Bannalec, France
- Average UV index in December: 3
The months with the highest UV index are June, July and August (UV index 5).
The month with the lowest UV index is January (UV index 2).
Average cloud cover in December
Bannalec, France
- Average cloud cover in December: 55
The month with the most cloud cover is January (Cloud cover 58).
The month with the least cloud cover is September (Cloud cover 35).
Average visibility in December
Bannalec, France
- Average visibility in December: 9km
The months with the highest visibility are February, March, April, May, June, July, August, September and November (10km).
The months with the lowest visibility are January, October and December (9km).
Bannalec, France
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