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
December
Weather in December
Temperature
The onset of December aligns with a soft reduction in the average high-temperature, gently falling from a wintry 0.8°C (33.4°F) in November to a freezing cold -3.2°C (26.2°F). Recording a slight drop from the daily maximum, Alavieska notes an average low temperature of -6.6°C (20.1°F) in the month of December.Humidity
In December, the average relative humidity is 94%.Rainfall
In Alavieska, in December, during 5.7 rainfall days, 33mm (1.3") of precipitation is typically accumulated. In Alavieska, during the entire year, the rain falls for 118.8 days and collects up to 391mm (15.39") of precipitation.Snowfall
Months with snowfall are January through May, October through December. December is the month with the most snowfall. Snow falls for 21.5 days and accumulates 200mm (7.87") of snow.Daylight
With an average of 4h and 24min of daylight, December has the shortest days of the year.On the first day of December, sunrise is at 09:42 and sunset at 14:41. On the last day of the month, sunrise is at 10:15 and sunset at 14:36 EET.
Sunshine
With an average of 0.9h of sunshine, December has the least sunshine of the year.UV index
The months with the lowest UV index are January through March, November and December, with an average maximum UV index of 1. A UV Index estimate of 2, and below, represents a minimal health vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.Note: A typical high UV index of 1 in December suggests the following recommendations:
Most individuals face no significant issues with extended sun exposure, but it is always essential to protect children, babies, and those with sensitive skin. Solar radiation peaks around mid-day, so it's wise to limit exposure to the Sun at this time. Boost your sun resistance with garments that are densely woven yet spacious. Forewarned is forearmed! The Sun's UV radiation can be almost doubled in intensity by snow reflection.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is it in December?
What is the average humidity in December in Alavieska?
How much does it rain in December?
When does it snow the most?
How many days does it snow in December?
What is the month with the shortest days in Alavieska?
What is the average length of the day in December?
When is the sunrise / sunset in December?
What is the month with the least sunshine?
How many hours of sunshine does Alavieska have in December?
What are the months with the lowest UV index in Alavieska?
How high is the UV index in December?
Average temperature in December
Alavieska, Finland
- Average high temperature in December: -3.2°C
The warmest month (with the highest average high temperature) is July (21°C).
The month with the lowest average high temperature is January (-5.8°C).
- Average low temperature in December: -6.6°C
The month with the highest average low temperature is July (11.4°C).
The coldest month (with the lowest average low temperature) is January (-10°C).
Average pressure in December
Alavieska, Finland
- Average pressure in December: 1006mbar
The month with the highest atmospheric pressure is May (1014.2mbar).
The month with the lowest atmospheric pressure is December (1006mbar).
Average wind speed in December
Alavieska, Finland
- Average wind speed in December: 11.5km/h
The windiest month (with the highest average wind speed) is December (11.5km/h).
The calmest month (with the lowest average wind speed) is July (8.9km/h).
Average humidity in December
Alavieska, Finland
- Average humidity in December: 94%
The month with the highest relative humidity is January (96%).
The month with the lowest relative humidity is June (67%).
Average rainfall in December
Alavieska, Finland
- Average rainfall in December: 33mm
The wettest month (with the highest rainfall) is July (49mm).
The driest month (with the least rainfall) is April (23mm).
Average rainfall days in December
Alavieska, Finland
- Average rainfall days in December: 5.7 days
The month with the highest number of rainy days is July (15.5 days).
The month with the least rainy days is February (3.3 days).
Average snowfall in December
Alavieska, Finland
- Average snowfall in December: 200mm
The month with the highest snowfall is December (200mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in December
Alavieska, Finland
- Average snowfall days in December: 21.5 days
The month with the highest number of snowfall days is January (21.6 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in December /
Average sunshine in December
Alavieska, Finland
- Average daylight in December: 4h and 2min
The month with the longest days is June (Average daylight: 20h and 54min).
The month with the shortest days is December (Average daylight: 4h and 24min).
- Average sunshine in December: 0h and 5min
The month with the most sunshine is June (Average sunshine: 11h and 36min).
The month with the least sunshine is December (Average sunshine: 0h and 54min).
Average sunshine days in December
Alavieska, Finland
- Average sunshine days in December: 8.5 days
The month with the most sunshine days is May (17.2 days).
The month with the least sunshine days is December (8.5 days).
Average UV index in December
Alavieska, 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
Alavieska, Finland
- Average cloud cover in December: 79
The month with the most cloud cover is January (Cloud cover 80).
The month with the least cloud cover is June (Cloud cover 47).
Average visibility in December
Alavieska, Finland
- Average visibility in December: 6km
The months with the highest visibility are May, June and July (9km).
The months with the lowest visibility are January and February (5km).
