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 onset corresponds with a subtle shift in the average high-temperature, slightly moving from 4.5°C (40.1°F) in November to a still wintry 0.8°C (33.4°F). The temperature during December nights demonstrates a small drop from the daytime highs, settling to an average of -1.9°C (28.6°F).Humidity
In Vällskog, Finland, the average relative humidity in December is 88%.Rainfall
In Vällskog, in December, it is raining for 13.1 days, with typically 50mm (1.97") of accumulated precipitation. Throughout the year, in Vällskog, there are 154.7 rainfall days, and 499mm (19.65") of precipitation is accumulated.Snowfall
Months with snowfall are January through May, October through December. In Vällskog, during December, snow falls for 16 days and regularly aggregates up to 133mm (5.24") of snow. Throughout the year, there are 83.6 snowfall days, and 675mm (26.57") of snow is accumulated.Daylight
The month with the shortest days in Vällskog is December, with an average of 5h and 54min of daylight.On the first day of the month, sunrise is at 08:59 and sunset at 15:21. On the last day of December, in Vällskog, sunrise is at 09:26 and sunset at 15:22 EET.
Sunshine
With an average of 1.8h of sunshine, December has the least sunshine of the year.UV index
January through March and December, with an average maximum UV index of 1, are months with the lowest UV index. A UV Index estimate of 2, and below, represents a low threat to health from unsafe exposure to UV radiation for ordinary individuals.Note: A daily high UV index of 1 in December leads to these guidelines:
Unlike children, who always need sun protection, most individuals can remain in the sun for up to an hour without getting burnt. Midday Sun has the strongest UV rays, making it crucial to limit exposure and find shade. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key. Notice this! Nearly double the intensity of the Sun's UV radiation can be caused by snow reflection.
Frequently asked questions
How cold is it in Vällskog in December?
What is the average humidity in December in Vällskog?
How many days does it rain in December in Vällskog?
How much does it snow in Vällskog in December?
What is the month with the shortest days in Vällskog?
What is the average length of the day in December in Vällskog?
When are sunrise and sunset in December in Vällskog?
What is the month with the least sunshine in Vällskog?
How many hours of sunshine does Vällskog have in December?
What is the month with the lowest UV index in Vällskog?
How high is the UV index in December in Vällskog?
Average temperature in December
Vällskog, Finland
- Average high temperature in December: 0.8°C
The warmest month (with the highest average high temperature) is July (20.3°C).
The month with the lowest average high temperature is January (-2.1°C).
- Average low temperature in December: -1.9°C
The month with the highest average low temperature is July (14.3°C).
The coldest month (with the lowest average low temperature) is January (-5.7°C).
Average pressure in December
Vällskog, Finland
- Average pressure in December: 1008.5mbar
The month with the highest atmospheric pressure is May (1014.9mbar).
The month with the lowest atmospheric pressure is December (1008.5mbar).
Average wind speed in December
Vällskog, Finland
- Average wind speed in December: 20.1km/h
The windiest month (with the highest average wind speed) is December (20.1km/h).
The calmest month (with the lowest average wind speed) is May (13.2km/h).
Average humidity in December
Vällskog, Finland
- Average humidity in December: 88%
The month with the highest relative humidity is February (91%).
The month with the lowest relative humidity is May (72%).
Average rainfall in December
Vällskog, Finland
- Average rainfall in December: 50mm
The wettest months (with the highest rainfall) are July and October (52mm).
The driest month (with the least rainfall) is April (28mm).
Average rainfall days in December
Vällskog, Finland
- Average rainfall days in December: 13.1 days
The month with the highest number of rainy days is July (16.8 days).
The month with the least rainy days is February (6.8 days).
Average snowfall in December
Vällskog, Finland
- Average snowfall in December: 133mm
The month with the highest snowfall is January (157mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in December
Vällskog, Finland
- Average snowfall days in December: 16 days
The month with the highest number of snowfall days is January (19 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Vällskog, Finland
- Average daylight in December: 5h and 5min
The month with the longest days is June (Average daylight: 18h and 48min).
The month with the shortest days is December (Average daylight: 5h and 54min).
- Average sunshine in December: 1h and 5min
The month with the most sunshine is June (Average sunshine: 12h and 24min).
The month with the least sunshine is December (Average sunshine: 1h and 48min).
Average sunshine days in December
Vällskog, Finland
- Average sunshine days in December: 5.6 days
The month with the most sunshine days is May (16.5 days).
The month with the least sunshine days is December (5.6 days).
Average UV index in December
Vällskog, Finland
- Average UV index in December: 1
The month with the highest UV index is July (UV index 5).
The months with the lowest UV index are January, February, March and December (UV index 1).
Average cloud cover in December
Vällskog, Finland
- Average cloud cover in December: 75
The month with the most cloud cover is December (Cloud cover 75).
The months with the least cloud cover are July and August (Cloud cover 36).
Average visibility in December
Vällskog, Finland
- Average visibility in December: 8km
The months with the highest visibility are June, July, August and September (10km).
The months with the lowest visibility are January, February, March and December (8km).
Vällskog, Finland
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