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 includes a minor decrease in the average high-temperature, lightly dropping from an icy 2.5°C (36.5°F) to a subzero cold -1.5°C (29.3°F). Imatra records a negligible downturn from daytime temperatures, averaging a low of -5.2°C (22.6°F) in the month of December.Humidity
In December, the average relative humidity in Imatra is 93%.Rainfall
In December, the rain falls for 6.8 days. Throughout December, 38mm (1.5") of precipitation is accumulated. Throughout the year, there are 122.1 rainfall days, and 422mm (16.61") of precipitation is accumulated.Snowfall
Months with snowfall are January through May, October through December. In Imatra, in December, during 18.2 snowfall days, 181mm (7.13") of snow is typically accumulated. In Imatra, during the entire year, snow falls for 92.3 days and aggregates up to 969mm (38.15") of snow.Daylight
With an average of 5h and 42min of daylight, December has the shortest days of the year in Imatra.On the first day of the month, sunrise is at 08:50 and sunset at 14:57. On the last day of December, sunrise is at 09:18 and sunset at 14:57 EET.
Sunshine
December has the least sunshine of the year in Imatra, with an average of 1.3h of sunshine.UV index
The months with the lowest UV index in Imatra are January through March, October through December, with an average maximum UV index of 1. A UV Index value of 2, and less, symbolizes a minimal health hazard from exposure to the Sun's UV radiation for average individuals.Note: A daily high UV index of 1 in December leads to these guidelines:
While most people are not greatly affected by extended sun exposure, those with fair skin, babies, and children must always have protection. The Sun's harshest UV rays are around midday; it's wise to seek shade and limit time outdoors. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
Frequently asked questions
How cold is December in Imatra?
What is the average humidity in December in Imatra?
How much does it rain in Imatra in December?
How many days does it snow in December in Imatra?
What is the month with the shortest days in Imatra?
How many hours of daylight does Imatra have in December?
When is the sunrise / sunset in December in Imatra?
What is the month with the least sunshine in Imatra?
How long on average sun shines in December in Imatra?
What are the months with the lowest UV index in Imatra?
What is the UV index reading in December in Imatra?
Average temperature in December
Imatra, Finland
- Average high temperature in December: -1.5°C
The warmest month (with the highest average high temperature) is July (22.4°C).
The month with the lowest average high temperature is January (-4.8°C).
- Average low temperature in December: -5.2°C
The month with the highest average low temperature is July (13.1°C).
The coldest month (with the lowest average low temperature) is January (-8.9°C).
Average pressure in December
Imatra, Finland
- Average pressure in December: 1008.9mbar
The month with the highest atmospheric pressure is May (1014.9mbar).
The month with the lowest atmospheric pressure is December (1008.9mbar).
Average wind speed in December
Imatra, Finland
- Average wind speed in December: 12.1km/h
The windiest month (with the highest average wind speed) is December (12.1km/h).
The calmest months (with the lowest average wind speed) are July and August (9.8km/h).
Average humidity in December
Imatra, Finland
- Average humidity in December: 93%
The month with the highest relative humidity is February (95%).
The month with the lowest relative humidity is May (65%).
Average rainfall in December
Imatra, Finland
- Average rainfall in December: 38mm
The wettest month (with the highest rainfall) is August (44mm).
The driest month (with the least rainfall) is April (27mm).
Average rainfall days in December
Imatra, Finland
- Average rainfall days in December: 6.8 days
The month with the highest number of rainy days is July (15.4 days).
The month with the least rainy days is February (3.1 days).
Average snowfall in December
Imatra, Finland
- Average snowfall in December: 181mm
The month with the highest snowfall is January (212mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in December
Imatra, Finland
- Average snowfall days in December: 18.2 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
Imatra, Finland
- Average daylight in December: 5h and 4min
The month with the longest days is June (Average daylight: 19h and 12min).
The month with the shortest days is December (Average daylight: 5h and 42min).
- Average sunshine in December: 1h and 2min
The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is December (Average sunshine: 1h and 18min).
Average sunshine days in December
Imatra, Finland
- Average sunshine days in December: 9.4 days
The month with the most sunshine days is May (17.6 days).
The month with the least sunshine days is December (9.4 days).
Average UV index in December
Imatra, Finland
- Average UV index in December: 1
The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January, February, March, October, November and December (UV index 1).
Average cloud cover in December
Imatra, Finland
- Average cloud cover in December: 82
The month with the most cloud cover is February (Cloud cover 84).
The month with the least cloud cover is July (Cloud cover 43).
Average visibility in December
Imatra, Finland
- Average visibility in December: 6km
The months with the highest visibility are May, June, July and August (9km).
The months with the lowest visibility are January and February (5km).
Imatra, Finland
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