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 signifies a gentle decline in Saint-Blaise's average high-temperature, easing from a chilly 8.2°C (46.8°F) in November to a cold 4.4°C (39.9°F). Saint-Blaise usually reports an average low-temperature of -1.5°C (29.3°F) during the month of December.Humidity
The average relative humidity in December is 85%.Rainfall
In Saint-Blaise, in December, during 12.3 rainfall days, 49mm (1.93") of precipitation is typically accumulated. Throughout the year, there are 179.2 rainfall days, and 566mm (22.28") of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall. In Saint-Blaise, in December, during 6.2 snowfall days, 52mm (2.05") of snow is typically accumulated. Throughout the year, in Saint-Blaise, there are 31.2 snowfall days, and 238mm (9.37") of snow is accumulated.Daylight
With an average of 8h and 36min of daylight, December has the shortest days of the year in Saint-Blaise.On the first day of the month, sunrise is at 07:57 and sunset at 16:44. On the last day of December, in Saint-Blaise, sunrise is at 08:17 and sunset at 16:52 CET.
Sunshine
The month with the least sunshine is December, with an average of 4.3h 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 reading of 2, and below, represents a low health risk from unprotected exposure to Sun's UV rays for the ordinary person.Note: The UV index of 2 during December leads to these advisories:
Unlike children, who always need sun protection, most individuals can remain in the sun for up to an hour without getting burnt. The best time to avoid the Sun's harmful UV radiation is during midday when it's most potent. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear. Heed this! Snow reflection can almost augment the UV radiation of the sun by double.
Frequently asked questions
How cold is December in Saint-Blaise?
What is the average humidity in December in Saint-Blaise?
How many days does it rain in December in Saint-Blaise?
How much does it snow in Saint-Blaise in December?
What is the month with the shortest days in Saint-Blaise?
What is the average length of the day in December in Saint-Blaise?
When is the sunrise / sunset in December in Saint-Blaise?
What is the month with the least sunshine in Saint-Blaise?
How long on average sun shines in December in Saint-Blaise?
When is the lowest UV index in Saint-Blaise?
How high is the UV index in December in Saint-Blaise?
Average temperature in December
Saint-Blaise, Switzerland
- Average high temperature in December: 4.4°C
The warmest month (with the highest average high temperature) is July (22.5°C).
The month with the lowest average high temperature is January (2.7°C).
- Average low temperature in December: -1.5°C
The month with the highest average low temperature is July (11.7°C).
The coldest month (with the lowest average low temperature) is February (-3.3°C).
Average pressure in December
Saint-Blaise, Switzerland
- Average pressure in December: 1021mbar
The month with the highest atmospheric pressure is December (1021mbar).
The month with the lowest atmospheric pressure is April (1015.6mbar).
Average wind speed in December
Saint-Blaise, Switzerland
- Average wind speed in December: 11.7km/h
The windiest month (with the highest average wind speed) is February (12km/h).
The calmest month (with the lowest average wind speed) is August (7.1km/h).
Average humidity in December
Saint-Blaise, Switzerland
- Average humidity in December: 85%
The month with the highest relative humidity is January (87%).
The month with the lowest relative humidity is April (79%).
Average rainfall in December
Saint-Blaise, Switzerland
- Average rainfall in December: 49mm
The wettest months (with the highest rainfall) are June and August (75mm).
The driest month (with the least rainfall) is January (27mm).
Average rainfall days in December
Saint-Blaise, Switzerland
- Average rainfall days in December: 12.3 days
The month with the highest number of rainy days is July (20.2 days).
The month with the least rainy days is February (8.8 days).
Average snowfall in December
Saint-Blaise, Switzerland
- Average snowfall in December: 52mm
The month with the highest snowfall is February (65mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in December
Saint-Blaise, Switzerland
- Average snowfall days in December: 6.2 days
The month with the highest number of snowfall days is February (8.5 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-Blaise, 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 36min).
- Average sunshine in December: 4h and 2min
The month with the most sunshine is July (Average sunshine: 9h and 30min).
The month with the least sunshine is December (Average sunshine: 4h and 18min).
Average sunshine days in December
Saint-Blaise, Switzerland
- Average sunshine days in December: 13.2 days
The month with the most sunshine days is October (15.3 days).
The month with the least sunshine days is May (8.4 days).
Average UV index in December
Saint-Blaise, 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-Blaise, Switzerland
- Average cloud cover in December: 55
The month with the most cloud cover is February (Cloud cover 57).
The month with the least cloud cover is August (Cloud cover 38).
Average visibility in December
Saint-Blaise, Switzerland
- Average visibility in December: 8km
The month with the highest visibility is March (9km).
The months with the lowest visibility are January, February, April, May, June, July, August, September, October, November and December (8km).
Saint-Blaise, Switzerland
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