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
Entering December, the average high-temperature is recorded at a chilly 9.9°C (49.8°F), exhibiting a minimal shift from November's 11.9°C (53.4°F). An average low-temperature of 7.5°C (45.5°F), slightly less than the daytime peak, marks the month of December in Martinvast.Humidity
The months with the lowest humidity are September, October and December, with an average relative humidity of 80%.Rainfall
December is the month with the most rainfall. Rain falls for 19.9 days and accumulates 67mm (2.64") of precipitation.Snowfall
Months with snowfall are January through March, November and December. The month with the most snowfall is December, when snow falls for 0.5 days and typically aggregates up to 8mm (0.31") of snow.Daylight
December has the shortest days of the year, with an average of 8h and 12min of daylight.On the first day of December, sunrise is at 08:42 and sunset at 17:09. On the last day of the month, sunrise is at 09:03 and sunset at 17:16 CET.
Sunshine
In Martinvast, the average sunshine in December is 3.6h.UV index
The average daily maximum UV index in December is 3. A UV Index value of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV radiation for the ordinary person.Note: The daily maximum UV index of 3 in December interprets into the following advice:
Undertake precautions - Obligation exists to protect against skin and eye damage. UV radiation from the Sun is most dangerous during midday; take precautions and seek shade. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key. Keep in mind! Snow's reflective quality can nearly double the intensity of the Sun's UV radiation.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in December?
What are the least humid months?
What is the average humidity in December?
What is the wettest month?
How many days does it rain in December?
What is the snowiest month?
How many days does it snow in December?
What is the month with the shortest days?
What is the average length of the day in December?
When is the sunrise / sunset in December?
How many hours of sunshine does Martinvast have in December?
What is the UV index reading in December?
Average temperature in December
Martinvast, France
- Average high temperature in December: 9.9°C
The warmest month (with the highest average high temperature) is August (19.2°C).
The month with the lowest average high temperature is February (8.5°C).
- Average low temperature in December: 7.5°C
The month with the highest average low temperature is August (14.9°C).
The coldest month (with the lowest average low temperature) is February (5.7°C).
Average pressure in December
Martinvast, France
- Average pressure in December: 1016.5mbar
The month with the highest atmospheric pressure is September (1017.8mbar).
The month with the lowest atmospheric pressure is November (1011.6mbar).
Average wind speed in December
Martinvast, France
- Average wind speed in December: 29km/h
The windiest month (with the highest average wind speed) is December (29km/h).
The calmest months (with the lowest average wind speed) are July and August (18.4km/h).
Average humidity in December
Martinvast, France
- Average humidity in December: 80%
The month with the highest relative humidity is June (83%).
The months with the lowest relative humidity are September, October and December (80%).
Average rainfall in December
Martinvast, France
- Average rainfall in December: 67mm
The wettest month (with the highest rainfall) is December (67mm).
The driest month (with the least rainfall) is May (24mm).
Average rainfall days in December
Martinvast, France
- Average rainfall days in December: 19.9 days
The month with the highest number of rainy days is December (19.9 days).
The month with the least rainy days is May (12.1 days).
Average snowfall in December
Martinvast, France
- Average snowfall in December: 8mm
The month with the highest snowfall is December (8mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in December
Martinvast, France
- Average snowfall days in December: 0.5 days
The months with the highest number of snowfall days are January and February (1.3 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight in December /
Average sunshine in December
Martinvast, France
- Average daylight in December: 8h and 1min
The month with the longest days is June (Average daylight: 16h and 12min).
The month with the shortest days is December (Average daylight: 8h and 12min).
- Average sunshine in December: 3h and 4min
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 24min).
Average sunshine days in December
Martinvast, France
- Average sunshine days in December: 8.4 days
The month with the most sunshine days is May (16.8 days).
The month with the least sunshine days is November (6.9 days).
Average UV index in December
Martinvast, France
- Average UV index in December: 3
The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January, February and November (UV index 2).
Average cloud cover in December
Martinvast, France
- Average cloud cover in December: 62
The months with the most cloud cover are January, November and December (Cloud cover 62).
The month with the least cloud cover is July (Cloud cover 38).
Average visibility in December
Martinvast, France
- Average visibility in December: 9km
The months with the highest visibility are February, March, April, May, June, July, August, September, October and November (10km).
The months with the lowest visibility are January and December (9km).
