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
December's arrival signals a moderate reduction in the average high-temperature, easing from a fresh 10.4°C (50.7°F) in November to a frosty 6.7°C (44.1°F). During December, the average low-temperature is recorded at a cold 1.5°C (34.7°F).Humidity
With an average relative humidity of 85%, December is the most humid month.Rainfall
In December, the rain falls for 16 days. Throughout December, 68mm (2.68") of precipitation is accumulated. Throughout the year, there are 191.8 rainfall days, and 744mm (29.29") of precipitation is accumulated.Snowfall
Months with snowfall are January through March, October through December. In December, it is snowing for 4.2 days. Throughout December, 35mm (1.38") of snow is accumulated. In Saint-Genis-les-Ollières, during the entire year, snow falls for 19.4 days and aggregates up to 149mm (5.87") of snow.Daylight
December has the shortest days of the year in Saint-Genis-les-Ollières, with an average of 8h and 42min of daylight.On the first day of December, sunrise is at 08:02 and sunset at 16:58. On the last day of the month, sunrise is at 08:21 and sunset at 17:06 CET.
Sunshine
The average sunshine in December is 4.7h.UV index
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Saint-Genis-les-Ollières. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV radiation for ordinary individuals.Note: In December, the maximum UV index of 2 transforms into these recommendations:
Most individuals can handle sun exposure for up to an hour without burning, but children must always be shielded from sun exposure. Midday Sun has the strongest UV rays, making it crucial to limit exposure and find shade. Sun protection is enhanced with clothing that boasts a tight weave yet offers a loose fit. Notice this! Nearly double the intensity of the Sun's UV radiation can be caused by snow reflection.
Frequently asked questions
Is it cold in Saint-Genis-les-Ollières during December?
What is the most humid month in Saint-Genis-les-Ollières?
What is the average humidity in December in Saint-Genis-les-Ollières?
How many days does it rain in December in Saint-Genis-les-Ollières?
How much does it snow in Saint-Genis-les-Ollières in December?
What is the month with the shortest days in Saint-Genis-les-Ollières?
What is the average length of the day in December in Saint-Genis-les-Ollières?
What time are sunrise and sunset in December in Saint-Genis-les-Ollières?
How long on average sun shines in December in Saint-Genis-les-Ollières?
What are the months with the lowest UV index in Saint-Genis-les-Ollières?
What is the UV index reading in December in Saint-Genis-les-Ollières?
Average temperature in December
Saint-Genis-les-Ollières, France
- Average high temperature in December: 6.7°C
The warmest month (with the highest average high temperature) is August (26.1°C).
The month with the lowest average high temperature is January (5.4°C).
- Average low temperature in December: 1.5°C
The months with the highest average low temperature are July and August (14.8°C).
The coldest month (with the lowest average low temperature) is January (0.2°C).
Average pressure in December
Saint-Genis-les-Ollières, France
- Average pressure in December: 1021.3mbar
The month with the highest atmospheric pressure is December (1021.3mbar).
The month with the lowest atmospheric pressure is April (1015.4mbar).
Average wind speed in December
Saint-Genis-les-Ollières, France
- Average wind speed in December: 10.7km/h
The windiest month (with the highest average wind speed) is February (12.1km/h).
The calmest month (with the lowest average wind speed) is August (8.5km/h).
Average humidity in December
Saint-Genis-les-Ollières, France
- Average humidity in December: 85%
The month with the highest relative humidity is December (85%).
The month with the lowest relative humidity is August (70%).
Average rainfall in December
Saint-Genis-les-Ollières, France
- Average rainfall in December: 68mm
The wettest month (with the highest rainfall) is November (83mm).
The driest month (with the least rainfall) is September (41mm).
Average rainfall days in December
Saint-Genis-les-Ollières, France
- Average rainfall days in December: 16 days
The month with the highest number of rainy days is May (19.8 days).
The month with the least rainy days is September (12.1 days).
Average snowfall in December
Saint-Genis-les-Ollières, France
- Average snowfall in December: 35mm
The months with the highest snowfall are January and February (40mm).
The months with the least snowfall are April, May, June, July, August and September (0mm).
Average snowfall days in December
Saint-Genis-les-Ollières, France
- Average snowfall days in December: 4.2 days
The month with the highest number of snowfall days is January (6.1 days).
The months with the least snowfall days are April, May, June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Saint-Genis-les-Ollières, France
- Average daylight in December: 8h and 4min
The month with the longest days is June (Average daylight: 15h and 42min).
The month with the shortest days is December (Average daylight: 8h and 42min).
- Average sunshine in December: 4h and 4min
The month with the most sunshine is August (Average sunshine: 10h and 42min).
The month with the least sunshine is January (Average sunshine: 4h and 30min).
Average sunshine days in December
Saint-Genis-les-Ollières, France
- Average sunshine days in December: 11.2 days
The month with the most sunshine days is October (14.8 days).
The month with the least sunshine days is May (7.4 days).
Average UV index in December
Saint-Genis-les-Ollières, France
- Average UV index in December: 2
The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in December
Saint-Genis-les-Ollières, France
- Average cloud cover in December: 53
The month with the most cloud cover is January (Cloud cover 57).
The month with the least cloud cover is August (Cloud cover 26).
Average visibility in December
Saint-Genis-les-Ollières, France
- Average visibility in December: 8km
The months with the highest visibility are February, March, April, May, June, July, August and September (9km).
The months with the lowest visibility are January, October, November and December (8km).
Saint-Genis-les-Ollières, France
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