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
Saint-Prex's transition into December involves a gentle shift in temperature, receding from a frosty 8.6°C (47.5°F) in November to an icy 4.7°C (40.5°F). In Saint-Prex, the expected average low-temperature for December is a subzero cold -0.6°C (30.9°F).Humidity
In December, the average relative humidity is 80%.Rainfall
The month with the most rainfall in Saint-Prex is December, when the rain falls for 12.2 days and typically aggregates up to 103mm (4.06") of precipitation.Snowfall
Months with snowfall are January through May, October through December. December is the month with the most snowfall in Saint-Prex. Snow falls for 4.8 days and accumulates 98mm (3.86") of snow.Daylight
With an average of 8h and 42min of daylight, December has the shortest days of the year.On the first day of December, sunrise is at 07:57 and sunset at 16:48. On the last day of the month, sunrise is at 08:17 and sunset at 16:56 CET.
Sunshine
The month with the least sunshine in Saint-Prex is December, with an average of 5.6h of sunshine.UV index
The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from unprotected exposure to Sun's UV rays for the average person.Note: In December, the average maximum UV index of 2 translates into the following recommendations:
Extended time in the sun generally does not harm most, but those with sensitive skin, infants, and children should always be protected. It's crucial to reduce time in the direct Sun around mid-day due to the intense solar radiation. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes. Be mindful! The reflection from snow can increase the Sun's UV radiation nearly twice.
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Data Sources | Weather Forecasting & Climate
Frequently asked questions
Is December cold in Saint-Prex?
What is the average humidity in December in Saint-Prex?
What is the wettest month in Saint-Prex?
How much does it rain in Saint-Prex in December?
What is the snowiest month in Saint-Prex?
How much does it snow in Saint-Prex in December?
What is the month with the shortest days in Saint-Prex?
How many hours of daylight does Saint-Prex have in December?
What time are sunrise and sunset in December in Saint-Prex?
What is the month with the least sunshine in Saint-Prex?
How many hours of sunshine does Saint-Prex have in December?
What are the months with the lowest UV index in Saint-Prex?
What is the UV index intensity in December in Saint-Prex?
Average temperature in December
Saint-Prex, Switzerland
- Average high temperature in December: 4.7°C
The warmest month (with the highest average high temperature) is August (22.3°C).
The month with the lowest average high temperature is January (3.3°C).
- Average low temperature in December: -0.6°C
The months with the highest average low temperature are July and August (12.3°C).
The coldest month (with the lowest average low temperature) is February (-2.8°C).
Average pressure in December
Saint-Prex, Switzerland
- Average pressure in December: 1021.1mbar
The month with the highest atmospheric pressure is December (1021.1mbar).
The month with the lowest atmospheric pressure is April (1015.4mbar).
Average wind speed in December
Saint-Prex, Switzerland
- Average wind speed in December: 10.8km/h
The windiest month (with the highest average wind speed) is February (11.2km/h).
The calmest month (with the lowest average wind speed) is August (6.7km/h).
Average humidity in December
Saint-Prex, Switzerland
- Average humidity in December: 80%
The months with the highest relative humidity are January and February (82%).
The month with the lowest relative humidity is August (76%).
Average rainfall in December
Saint-Prex, Switzerland
- Average rainfall in December: 103mm
The wettest month (with the highest rainfall) is December (103mm).
The driest month (with the least rainfall) is September (42mm).
Average rainfall days in December
Saint-Prex, Switzerland
- Average rainfall days in December: 12.2 days
The months with the highest number of rainy days are May and June (20.4 days).
The month with the least rainy days is October (11.5 days).
Average snowfall in December
Saint-Prex, Switzerland
- Average snowfall in December: 98mm
The month with the highest snowfall is December (98mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in December
Saint-Prex, Switzerland
- Average snowfall days in December: 4.8 days
The month with the highest number of snowfall days is February (6.6 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Saint-Prex, Switzerland
- Average daylight in December: 8h and 4min
The month with the longest days is June (Average daylight: 15h and 48min).
The month with the shortest days is December (Average daylight: 8h and 42min).
- Average sunshine in December: 5h and 4min
The months with the most sunshine are July and August (Average sunshine: 10h and 42min).
The month with the least sunshine is December (Average sunshine: 5h and 36min).
Average sunshine days in December
Saint-Prex, Switzerland
- Average sunshine days in December: 15.4 days
The month with the most sunshine days is October (17.4 days).
The month with the least sunshine days is June (7.3 days).
Average UV index in December
Saint-Prex, Switzerland
- 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, November and December (UV index 2).
Average cloud cover in December
Saint-Prex, Switzerland
- Average cloud cover in December: 40
The months with the most cloud cover are January and December (Cloud cover 40).
The month with the least cloud cover is August (Cloud cover 28).
Average visibility in December
Saint-Prex, Switzerland
- 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).
Saint-Prex, Switzerland
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