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 is marked by a subtle drop in average high-temperatures, transitioning from an icy 1.2°C (34.2°F) in November to a freezing cold -2.9°C (26.8°F). Viinijärvi's December nights experience a subtle temperature dip to an average of -6.1°C (21°F).Humidity
In December, the average relative humidity is 93%.Rainfall
In Viinijärvi, in December, it is raining for 4.4 days, with typically 35mm (1.38") of accumulated precipitation. In Viinijärvi, during the entire year, the rain falls for 127.5 days and collects up to 461mm (18.15") of precipitation.Snowfall
Months with snowfall are January through June, September through December. The months with the most snowfall are March and December, with an average 202mm (7.95") of accumulated snow.Daylight
With an average of 5h and 6min of daylight, December has the shortest days of the year in Viinijärvi.On the first day of December in Viinijärvi, sunrise is at 09:03 and sunset at 14:40. On the last day of the month, sunrise is at 09:33 and sunset at 14:38 EET.
Sunshine
With an average of 0.7h of sunshine, December has the least sunshine of the year in Viinijärvi, Finland.UV index
The months with the lowest UV index in Viinijärvi are January through March, November and December, with an average maximum UV index of 1. A UV Index value of 2, and less, symbolizes a minimal health hazard from unsafe exposure to UV radiation for average individuals.Note: The maximum daily UV index of 1 during December translates into the following directions:
Most people face no serious problems with extended sun exposure, but those with fair skin, infants, and children always need protection. The Sun's UV radiation is especially harmful around midday, so reduce exposure and stay safe. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat. Be informed! The Sun's UV radiation can be nearly doubled due to the reflection from snow.
Frequently asked questions
How cold is it in Viinijärvi in December?
What is the average humidity in December in Viinijärvi?
How many days does it rain in December in Viinijärvi?
When does it snow the most in Viinijärvi?
How many days does it snow in December in Viinijärvi?
What is the month with the shortest days in Viinijärvi?
How many hours of daylight does Viinijärvi have in December?
When are sunrise and sunset in December in Viinijärvi?
What is the month with the least sunshine in Viinijärvi?
How long on average sun shines in December in Viinijärvi?
What are the months with the lowest UV index in Viinijärvi?
What is the UV index reading in December in Viinijärvi?
Average temperature in December
Viinijärvi, Finland
- Average high temperature in December: -2.9°C
The warmest month (with the highest average high temperature) is July (21.2°C).
The month with the lowest average high temperature is January (-6.4°C).
- Average low temperature in December: -6.1°C
The month with the highest average low temperature is July (12.5°C).
The coldest month (with the lowest average low temperature) is January (-10.4°C).
Average pressure in December
Viinijärvi, Finland
- Average pressure in December: 1008.6mbar
The month with the highest atmospheric pressure is May (1014.7mbar).
The month with the lowest atmospheric pressure is December (1008.6mbar).
Average wind speed in December
Viinijärvi, Finland
- Average wind speed in December: 13.8km/h
The windiest months (with the highest average wind speed) are November and December (13.8km/h).
The calmest month (with the lowest average wind speed) is July (10.2km/h).
Average humidity in December
Viinijärvi, Finland
- Average humidity in December: 93%
The month with the highest relative humidity is February (96%).
The months with the lowest relative humidity are May and June (68%).
Average rainfall in December
Viinijärvi, Finland
- Average rainfall in December: 35mm
The wettest month (with the highest rainfall) is July (66mm).
The driest month (with the least rainfall) is April (26mm).
Average rainfall days in December
Viinijärvi, Finland
- Average rainfall days in December: 4.4 days
The month with the highest number of rainy days is July (17.3 days).
The month with the least rainy days is February (2 days).
Average snowfall in December
Viinijärvi, Finland
- Average snowfall in December: 202mm
The months with the highest snowfall are March and December (202mm).
The months with the least snowfall are July and August (0mm).
Average snowfall days in December
Viinijärvi, Finland
- Average snowfall days in December: 22.3 days
The month with the highest number of snowfall days is December (22.3 days).
The months with the least snowfall days are July and August (0 days).
Average daylight in December /
Average sunshine in December
Viinijärvi, Finland
- Average daylight in December: 5h and 1min
The month with the longest days is June (Average daylight: 19h and 54min).
The month with the shortest days is December (Average daylight: 5h and 6min).
- Average sunshine in December: 0h and 4min
The month with the most sunshine is June (Average sunshine: 12h and 0min).
The month with the least sunshine is December (Average sunshine: 0h and 42min).
Average sunshine days in December
Viinijärvi, Finland
- Average sunshine days in December: 8.6 days
The month with the most sunshine days is May (15 days).
The month with the least sunshine days is February (7.7 days).
Average UV index in December
Viinijärvi, 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, November and December (UV index 1).
Average cloud cover in December
Viinijärvi, Finland
- Average cloud cover in December: 83
The month with the most cloud cover is February (Cloud cover 84).
The month with the least cloud cover is July (Cloud cover 42).
Average visibility in December
Viinijärvi, Finland
- Average visibility in December: 7km
The months with the highest visibility are May, June, July and August (9km).
The months with the lowest visibility are January and February (5km).
Viinijärvi, Finland
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