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
Houilles in December experiences a gentle temperature dip, with average high-temperatures reducing from a cool 10.5°C (50.9°F) in November to a chilly 7.4°C (45.3°F). The month of December shows a minor drop from daytime temperatures, generally recording a low average of 3.1°C (37.6°F).Humidity
January and December, with an average relative humidity of 86%, are the most humid months.Rainfall
December is the month with the most rainfall in Houilles. Rain falls for 11.6 days and accumulates 18mm (0.71") of precipitation.Snowfall
January through March, November and December are months with snowfall in Houilles. In Houilles, in December, snow falls for 1.1 days, with typically accumulated 2mm (0.08") of snow. Throughout the year, in Houilles, France, there are 5.6 snowfall days, and 17mm (0.67") of snow is accumulated.Daylight
The month with the shortest days in Houilles is December, with an average of 8h and 18min of daylight.On the first day of December, sunrise is at 08:24 and sunset at 16:56. On the last day of the month, sunrise is at 08:44 and sunset at 17:04 CET.
Sunshine
In December, the average sunshine in Houilles is 4.2h.UV index
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index of 2, and less, symbolizes a low threat to health from unsafe exposure to UV radiation for average individuals.Note: A daily high UV index of 2 in December leads to these guidelines:
Apart from children, who require continuous protection, most can endure sun exposure for up to an hour without experiencing burns. When the Sun's UV radiation is most intense during midday, it's best to find shade and limit exposure. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days. Take heed! The reflection of snow can intensify the Sun's UV radiation nearly double.
Frequently asked questions
What is the temperature in December in Houilles?
What are the most humid months in Houilles?
What is the average humidity in December in Houilles?
What is the wettest month in Houilles?
How much does it rain in Houilles in December?
How many days does it snow in December in Houilles?
What is the month with the shortest days in Houilles?
How many hours of daylight does Houilles have in December?
What time are sunrise and sunset in December in Houilles?
How many hours of sunshine does Houilles have in December?
What is the month with the lowest UV index in Houilles?
What is the UV index intensity in December in Houilles?
Average temperature in December
Houilles, France
- Average high temperature in December: 7.4°C
The warmest month (with the highest average high temperature) is August (24.5°C).
The month with the lowest average high temperature is January (5.9°C).
- Average low temperature in December: 3.1°C
The month with the highest average low temperature is August (14.8°C).
The coldest months (with the lowest average low temperature) are January and February (1.8°C).
Average pressure in December
Houilles, France
- Average pressure in December: 1018.1mbar
The months with the highest atmospheric pressure are September and December (1018.1mbar).
The month with the lowest atmospheric pressure is November (1013.3mbar).
Average wind speed in December
Houilles, France
- Average wind speed in December: 15.1km/h
The windiest month (with the highest average wind speed) is February (15.5km/h).
The calmest month (with the lowest average wind speed) is August (10.1km/h).
Average humidity in December
Houilles, France
- Average humidity in December: 86%
The months with the highest relative humidity are January and December (86%).
The month with the lowest relative humidity is August (68%).
Average rainfall in December
Houilles, France
- Average rainfall in December: 18mm
The wettest month (with the highest rainfall) is December (18mm).
The driest month (with the least rainfall) is September (6mm).
Average rainfall days in December
Houilles, France
- Average rainfall days in December: 11.6 days
The month with the highest number of rainy days is July (12.5 days).
The month with the least rainy days is September (7.6 days).
Average snowfall in December
Houilles, France
- Average snowfall in December: 2mm
The month with the highest snowfall is January (7mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in December
Houilles, France
- Average snowfall days in December: 1.1 days
The month with the highest number of snowfall days is February (2.1 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
Houilles, France
- Average daylight in December: 8h and 2min
The month with the longest days is June (Average daylight: 16h and 6min).
The month with the shortest days is December (Average daylight: 8h and 18min).
- Average sunshine in December: 4h and 1min
The months with the most sunshine are July and August (Average sunshine: 9h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).
Average sunshine days in December
Houilles, France
- Average sunshine days in December: 14.7 days
The month with the most sunshine days is September (19.6 days).
The months with the least sunshine days are February and July (14.3 days).
Average UV index in December
Houilles, France
- Average UV index in December: 2
The month with the highest UV index is 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
Houilles, France
- Average cloud cover in December: 58
The month with the most cloud cover is January (Cloud cover 60).
The month with the least cloud cover is September (Cloud cover 38).
Average visibility in December
Houilles, 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).
Houilles, France
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