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
December ushers in a minor alteration in Ilonse's climate, with the average high-temperature moving from November's frosty 9.1°C (48.4°F) to an icy 5.9°C (42.6°F). The low-temperature averages to a freezing cold -1°C (30.2°F) during the nights of December.Humidity
In December, the average relative humidity is 74%.Rainfall
In December, the rain falls for 5 days. Throughout December, 44mm (1.73") of precipitation is accumulated. In Ilonse, during the entire year, the rain falls for 130.2 days and collects up to 793mm (31.22") of precipitation.Snowfall
January through May, September through December are months with snowfall in Ilonse. In Ilonse, during December, snow falls for 5.2 days and regularly aggregates up to 208mm (8.19") of snow. Throughout the year, there are 36.3 snowfall days, and 1448mm (57.01") of snow is accumulated.Daylight
The month with the shortest days is December, with an average of 9h and 0min of daylight.On the first day of the month, sunrise is at 07:46 and sunset at 16:54. On the last day of December, in Ilonse, sunrise is at 08:06 and sunset at 17:03 CET.
Sunshine
The average sunshine in December in Ilonse is 6.7h.UV index
January, February, October through December, with an average maximum UV index of 2, are months with the lowest UV index in Ilonse. A UV Index estimate of 2, and below, represents a low threat to health from unprotected exposure to Sun's UV rays for average individuals.Note: In December, a daily maximum UV index of 2 leads to the following instructions:
Those with sensitive skin, infants, and children require constant safeguarding from prolonged sun exposure. Solar radiation is at its peak intensity during midday, so it's advisable to stay indoors or in the shade. Opt for tightly woven and loose clothing to enhance protection from the Sun. Be vigilant! The reflective nature of snow can increase the Sun's UV radiation nearly twofold.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is December in Ilonse?
What is the average humidity in December in Ilonse?
How many days does it rain in December in Ilonse?
How many days does it snow in December in Ilonse?
What is the month with the shortest days in Ilonse?
What is the average length of the day in December in Ilonse?
What time are sunrise and sunset in December in Ilonse?
How long on average sun shines in December in Ilonse?
What are the months with the lowest UV index in Ilonse?
What is the UV index reading in December in Ilonse?
Average temperature in December
Ilonse, France
- Average high temperature in December: 5.9°C
The warmest months (with the highest average high temperature) are July and August (23.5°C).
The month with the lowest average high temperature is January (4.5°C).
- Average low temperature in December: -1°C
The months with the highest average low temperature are July and August (13.3°C).
The coldest month (with the lowest average low temperature) is February (-2.7°C).
Average pressure in December
Ilonse, France
- Average pressure in December: 1018.9mbar
The month with the highest atmospheric pressure is December (1018.9mbar).
The month with the lowest atmospheric pressure is April (1014mbar).
Average wind speed in December
Ilonse, France
- Average wind speed in December: 6.4km/h
The windiest month (with the highest average wind speed) is March (7.3km/h).
The calmest month (with the lowest average wind speed) is August (5.2km/h).
Average humidity in December
Ilonse, France
- Average humidity in December: 74%
The month with the highest relative humidity is November (78%).
The month with the lowest relative humidity is August (72%).
Average rainfall in December
Ilonse, France
- Average rainfall in December: 44mm
The wettest month (with the highest rainfall) is November (149mm).
The driest month (with the least rainfall) is January (26mm).
Average rainfall days in December
Ilonse, France
- Average rainfall days in December: 5 days
The months with the highest number of rainy days are June and July (16.8 days).
The month with the least rainy days is February (3.1 days).
Average snowfall in December
Ilonse, France
- Average snowfall in December: 208mm
The month with the highest snowfall is November (396mm).
The months with the least snowfall are June, July and August (0mm).
Average snowfall days in December
Ilonse, France
- Average snowfall days in December: 5.2 days
The month with the highest number of snowfall days is February (9 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in December /
Average sunshine in December
Ilonse, France
- Average daylight in December: 9h and 0min
The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).
- Average sunshine in December: 6h and 4min
The month with the most sunshine is June (Average sunshine: 11h and 24min).
The month with the least sunshine is November (Average sunshine: 6h and 6min).
Average sunshine days in December
Ilonse, France
- Average sunshine days in December: 22.7 days
The month with the most sunshine days is December (22.7 days).
The month with the least sunshine days is July (11 days).
Average UV index in December
Ilonse, France
- Average UV index in December: 2
The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January, February, October, November and December (UV index 2).
Average cloud cover in December
Ilonse, France
- Average cloud cover in December: 25
The month with the most cloud cover is November (Cloud cover 35).
The month with the least cloud cover is August (Cloud cover 19).
Average visibility in December
Ilonse, France
- Average visibility in December: 9km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).
