December weather forecastNantilly, France

December weather for Nantilly, France: In Nantilly, France, during December, snow falls for 3.4 days and regularly aggregates up to 25mm (0.98") of snow. The first month of the winter, December, is still a chilly month in Nantilly, France, with an average temperature ranging between min 1.3°C (34.3°F) and max 6.1°C (43°F).

December

Weather in December

The first month of the winter, December, is still a chilly month in Nantilly, France, with an average temperature ranging between min 1.3°C (34.3°F) and max 6.1°C (43°F).

Temperature

With the beginning of December, the average high-temperature shows a small decrease, transitioning from 9.5°C (49.1°F) in November to a still frosty 6.1°C (43°F). December nights in Nantilly cool to an average low-temperature of 1.3°C (34.3°F), a marginal decrease from its daytime equivalent.

Humidity

December is the most humid month in Nantilly, with an average relative humidity of 88%.

Rainfall

In December, in Nantilly, the rain falls for 13.3 days. Throughout December, 53mm (2.09") of precipitation is accumulated. In Nantilly, during the entire year, the rain falls for 171.3 days and collects up to 551mm (21.69") of precipitation.

Snowfall

January through March, November and December are months with snowfall in Nantilly. In Nantilly, in December, snow falls for 3.4 days, with typically accumulated 25mm (0.98") of snow. In Nantilly, France, during the entire year, snow falls for 14.8 days and aggregates up to 100mm (3.94") of snow.

Daylight

With an average of 8h and 30min of daylight, December has the shortest days of the year in Nantilly.
On the first day of December in Nantilly, sunrise is at 08:05 and sunset at 16:49. On the last day of the month, sunrise is at 08:25 and sunset at 16:56 CET.

Sunshine

December has the least sunshine of the year in Nantilly, with an average of 4.2h of sunshine.

UV index

January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Nantilly. A UV Index of 2, and less, symbolizes a low health risk from unsafe exposure to UV radiation for the ordinary person.
Note: In December, a daily UV index of 2 turns into the following recommendations:
Despite most people tolerating extended sun exposure, it is critical to always protect those with sensitive skin, infants, and children. For health reasons, it's advisable to reduce direct sun exposure during peak hours around midday. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses. Take heed! Reflection from the snow can almost amplify the Sun's UV radiation by double.

Frequently asked questions

In Nantilly, in December, the average high-temperature is 6.1°C (43°F), and the average low-temperature is 1.3°C (34.3°F).

The most humid month is December, with an average relative humidity of 88%.

In Nantilly, France, the average relative humidity in December is 88%.

In Nantilly, France, in December, during 13.3 rainfall days, 53mm (2.09") of precipitation is typically accumulated.

In Nantilly, France, during December, snow falls for 3.4 days and regularly aggregates up to 25mm (0.98") of snow.

December has the shortest days of the year in Nantilly, with an average of 8h and 30min of daylight.

The average day length in December in Nantilly, France, is 8h and 32min.

In December, on the first day of the month, sunrise is at 08:05 and sunset at 16:49. On the last day of the month, in Nantilly, France, sunrise is at 08:25 and sunset at 16:56 CET.

With an average of 4.2h of sunshine, December has the least sunshine of the year in Nantilly, France.

In December, the average sunshine duration is 4.2h.

The months with the lowest UV index in Nantilly are January, February, November and December, with an average maximum UV index of 2.

The average daily maximum UV index in December in Nantilly is 2. A UV Index of 2, and less, symbolizes a low health risk from unprotected exposure to UV radiation.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Nantilly, France

  • Average high temperature in December: 6.1°C

The warmest month (with the highest average high temperature) is August (24.6°C).
The month with the lowest average high temperature is January (4.8°C).

  • Average low temperature in December: 1.3°C

The month with the highest average low temperature is August (14°C).
The coldest month (with the lowest average low temperature) is January (-0.1°C).

Average pressure in December
Nantilly, France

  • Average pressure in December: 1020.6mbar

The month with the highest atmospheric pressure is December (1020.6mbar).
The month with the lowest atmospheric pressure is November (1015.4mbar).

Average wind speed in December
Nantilly, France

  • Average wind speed in December: 13.4km/h

The windiest month (with the highest average wind speed) is February (14.3km/h).
The calmest month (with the lowest average wind speed) is August (8.8km/h).

Average humidity in December
Nantilly, France

  • Average humidity in December: 88%

The month with the highest relative humidity is December (88%).
The month with the lowest relative humidity is August (74%).

Average rainfall in December
Nantilly, France

  • Average rainfall in December: 53mm

The wettest month (with the highest rainfall) is June (67mm).
The driest month (with the least rainfall) is September (26mm).

Average rainfall days in December
Nantilly, France

  • Average rainfall days in December: 13.3 days

The month with the highest number of rainy days is May (18.8 days).
The month with the least rainy days is September (10.6 days).

Average snowfall in December
Nantilly, France

  • Average snowfall in December: 25mm

The month with the highest snowfall is January (34mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).

Average snowfall days in December
Nantilly, France

  • Average snowfall days in December: 3.4 days

The month with the highest number of snowfall days is January (4.7 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
Nantilly, France

  • Average daylight in December: 8h and 30min

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 12min

The month with the most sunshine is August (Average sunshine: 10h and 18min).
The month with the least sunshine is December (Average sunshine: 4h and 12min).

Average sunshine days in December
Nantilly, France

  • Average sunshine days in December: 13.5 days

The month with the most sunshine days is October (17.3 days).
The month with the least sunshine days is June (8.3 days).

Average UV index in December
Nantilly, 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
Nantilly, France

  • Average cloud cover in December: 57

The month with the most cloud cover is December (Cloud cover 57).
The month with the least cloud cover is August (Cloud cover 31).

Average visibility in December
Nantilly, France

  • Average visibility in December: 8km

The months with the highest visibility are February, March, April, June, July, August and September (9km).
The months with the lowest visibility are January, May, October, November and December (8km).