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
The shift from November to December coincides with a small decrease in the average high-temperature, down to a still subzero cold -4.5°C (23.9°F) from -0.4°C (31.3°F). In Vieki, the nighttime temperature shows a slight difference from the daytime high, averaging to a still freezing cold -8.1°C (17.4°F) during December.Humidity
In Vieki, the average relative humidity in December is 95%.Rainfall
In Vieki, Finland, in December, it is raining for 3.5 days, with typically 36mm (1.42") of accumulated precipitation. Throughout the year, there are 118.2 rainfall days, and 444mm (17.48") of precipitation is accumulated.Snowfall
Months with snowfall in Vieki are January through June, September through December. December is the month with the most snowfall in Vieki. Snow falls for 24.2 days and accumulates 226mm (8.9") of snow.Daylight
December has the shortest days of the year in Vieki, with an average of 4h and 42min of daylight.On the first day of the month, sunrise is at 09:12 and sunset at 14:29. On the last day of December, sunrise is at 09:43 and sunset at 14:25 EET.
Sunshine
The month with the least sunshine is December, with an average of 1h of sunshine.UV index
The months with the lowest UV index are January through March, October through December, with an average maximum UV index of 1. A UV Index of 2, and less, symbolizes a minimal health hazard from exposure to the Sun's UV rays for the ordinary person.Note: A daily maximum UV index of 1 in December translates into the following instructions:
Although the majority can endure up to an hour in the sun without burns, children always require sun protection. The midday Sun can be harmful due to its potent UV radiation; seek shade and reduce exposure. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses. Take note! UV radiation from the Sun can double in intensity due to snow reflection.
Frequently asked questions
How cold is December in Vieki?
What is the average humidity in December in Vieki?
How much does it rain in Vieki in December?
When does it snow the most in Vieki?
How much does it snow in Vieki in December?
What is the month with the shortest days in Vieki?
What is the average length of the day in December in Vieki?
What time are sunrise and sunset in December in Vieki?
What is the month with the least sunshine in Vieki?
How many hours of sunshine does Vieki have in December?
What is the month with the lowest UV index in Vieki?
What is the UV index reading in December in Vieki?
Average temperature in December
Vieki, Finland
- Average high temperature in December: -4.5°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 (-7.6°C).
- Average low temperature in December: -8.1°C
The month with the highest average low temperature is July (11.8°C).
The coldest month (with the lowest average low temperature) is January (-12.2°C).
Average pressure in December
Vieki, Finland
- Average pressure in December: 1008mbar
The month with the highest atmospheric pressure is May (1014.8mbar).
The month with the lowest atmospheric pressure is December (1008mbar).
Average wind speed in December
Vieki, Finland
- Average wind speed in December: 14.1km/h
The windiest month (with the highest average wind speed) is November (14.3km/h).
The calmest month (with the lowest average wind speed) is July (10.9km/h).
Average humidity in December
Vieki, Finland
- Average humidity in December: 95%
The months with the highest relative humidity are January and February (96%).
The month with the lowest relative humidity is June (68%).
Average rainfall in December
Vieki, Finland
- Average rainfall in December: 36mm
The wettest month (with the highest rainfall) is July (57mm).
The driest month (with the least rainfall) is February (28mm).
Average rainfall days in December
Vieki, Finland
- Average rainfall days in December: 3.5 days
The month with the highest number of rainy days is July (16.6 days).
The month with the least rainy days is January (1.3 days).
Average snowfall in December
Vieki, Finland
- Average snowfall in December: 226mm
The month with the highest snowfall is December (226mm).
The months with the least snowfall are July and August (0mm).
Average snowfall days in December
Vieki, Finland
- Average snowfall days in December: 24.2 days
The month with the highest number of snowfall days is December (24.2 days).
The months with the least snowfall days are July and August (0 days).
Average daylight in December /
Average sunshine in December
Vieki, Finland
- Average daylight in December: 4h and 4min
The month with the longest days is June (Average daylight: 20h and 24min).
The month with the shortest days is December (Average daylight: 4h and 42min).
- Average sunshine in December: 1h and 0min
The month with the most sunshine is June (Average sunshine: 11h and 24min).
The month with the least sunshine is December (Average sunshine: 1h and 0min).
Average sunshine days in December
Vieki, Finland
- Average sunshine days in December: 7.4 days
The months with the most sunshine days are May and August (13.1 days).
The month with the least sunshine days is April (7.3 days).
Average UV index in December
Vieki, Finland
- Average UV index in December: 1
The months with the highest UV index are June, July and August (UV index 4).
The months with the lowest UV index are January, February, March, October, November and December (UV index 1).
Average cloud cover in December
Vieki, Finland
- Average cloud cover in December: 86
The month with the most cloud cover is December (Cloud cover 86).
The month with the least cloud cover is July (Cloud cover 45).
Average visibility in December
Vieki, Finland
- Average visibility in December: 6km
The month with the highest visibility is June (10km).
The months with the lowest visibility are January and February (5km).
Vieki, Finland
Weather forecast for your location
2. Allow the app to use your location
