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 beginning of December brings a slight decrease in the average high-temperature, transitioning from 4.5°C (40.1°F) in November to a still icy 1.1°C (34°F). December nighttime temperatures in Somersoja hover close to the daytime peak with an average of -2.2°C (28°F).Humidity
In December, the average relative humidity in Somersoja is 87%.Rainfall
In December, the rain falls for 11.1 days. Throughout December, 41mm (1.61") of precipitation is accumulated. In Somersoja, Finland, during the entire year, the rain falls for 134.6 days and collects up to 394mm (15.51") of precipitation.Snowfall
January through May, October through December are months with snowfall. In Somersoja, in December, snow falls for 12.4 days, with typically accumulated 82mm (3.23") of snow. In Somersoja, Finland, during the entire year, snow falls for 60.5 days and aggregates up to 454mm (17.87") of snow.Daylight
With an average of 5h and 54min of daylight, December has the shortest days of the year in Somersoja.On the first day of the month, sunrise is at 09:11 and sunset at 15:29. On the last day of December, sunrise is at 09:38 and sunset at 15:30 EET.
Sunshine
December has the least sunshine of the year, with an average of 1.9h of sunshine.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 reading of 2, and below, represents a low health risk from unsafe exposure to UV radiation for the average person.Note: In December, the maximum UV index of 1 transforms into these recommendations:
While most people can stay under the sun for an hour without burning, children must always be guarded against sun exposure. UV radiation is strongest from the Sun during midday; protect yourself by staying in shaded areas. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes. Be advised! The UV radiation from the Sun can be almost doubled due to the reflective properties of snow.
Frequently asked questions
How cold is it in Somersoja in December?
What is the average humidity in December in Somersoja?
How much does it rain in Somersoja in December?
How much does it snow in Somersoja in December?
What is the month with the shortest days in Somersoja?
What is the average length of the day in December in Somersoja?
When are sunrise and sunset in December in Somersoja?
What is the month with the least sunshine in Somersoja?
How long on average sun shines in December in Somersoja?
When is the lowest UV index in Somersoja?
How high is the UV index in December in Somersoja?
Average temperature in December
Somersoja, Finland
- Average high temperature in December: 1.1°C
The warmest month (with the highest average high temperature) is July (20.4°C).
The month with the lowest average high temperature is January (-1.9°C).
- Average low temperature in December: -2.2°C
The months with the highest average low temperature are July and August (13.8°C).
The coldest month (with the lowest average low temperature) is February (-5.6°C).
Average pressure in December
Somersoja, Finland
- Average pressure in December: 1007.6mbar
The month with the highest atmospheric pressure is May (1014.9mbar).
The month with the lowest atmospheric pressure is December (1007.6mbar).
Average wind speed in December
Somersoja, Finland
- Average wind speed in December: 20.4km/h
The windiest month (with the highest average wind speed) is December (20.4km/h).
The calmest month (with the lowest average wind speed) is July (13.9km/h).
Average humidity in December
Somersoja, Finland
- Average humidity in December: 87%
The month with the highest relative humidity is February (91%).
The month with the lowest relative humidity is May (71%).
Average rainfall in December
Somersoja, Finland
- Average rainfall in December: 41mm
The wettest month (with the highest rainfall) is July (49mm).
The driest month (with the least rainfall) is April (19mm).
Average rainfall days in December
Somersoja, Finland
- Average rainfall days in December: 11.1 days
The month with the highest number of rainy days is July (15.1 days).
The month with the least rainy days is February (5.2 days).
Average snowfall in December
Somersoja, Finland
- Average snowfall in December: 82mm
The month with the highest snowfall is January (103mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in December
Somersoja, Finland
- Average snowfall days in December: 12.4 days
The month with the highest number of snowfall days is January (13.7 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Somersoja, Finland
- Average daylight in December: 5h and 5min
The month with the longest days is June (Average daylight: 18h and 54min).
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 July (Average sunshine: 11h and 30min).
The month with the least sunshine is December (Average sunshine: 1h and 54min).
Average sunshine days in December
Somersoja, Finland
- Average sunshine days in December: 9.6 days
The month with the most sunshine days is May (17.2 days).
The month with the least sunshine days is December (9.6 days).
Average UV index in December
Somersoja, Finland
- Average UV index in December: 1
The months with the highest UV index are June, July and August (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
Somersoja, Finland
- Average cloud cover in December: 71
The month with the most cloud cover is December (Cloud cover 71).
The months with the least cloud cover are July and August (Cloud cover 36).
Average visibility in December
Somersoja, Finland
- Average visibility in December: 9km
The months with the highest visibility are May, June, July, August and September (10km).
The months with the lowest visibility are February and March (8km).
Somersoja, Finland
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