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 brings a minor shift in the average high-temperature, adjusting from a wintry 2.2°C (36°F) in November to a freezing cold -2°C (28.4°F). In Kerimäki, nights during December observe an average temperature decrease to -4.8°C (23.4°F).Humidity
In Kerimäki, the average relative humidity in December is 92%.Rainfall
In Kerimäki, during December, the rain falls for 5.5 days and regularly aggregates up to 32mm (1.26") of precipitation. In Kerimäki, during the entire year, the rain falls for 120.3 days and collects up to 399mm (15.71") of precipitation.Snowfall
January through June, October through December are months with snowfall. In Kerimäki, Finland, in December, snow falls for 16.3 days, with typically accumulated 150mm (5.91") of snow. In Kerimäki, during the entire year, snow falls for 90.8 days and aggregates up to 843mm (33.19") of snow.Daylight
December has the shortest days of the year in Kerimäki, with an average of 5h and 24min of daylight.On the first day of the month, sunrise is at 08:56 and sunset at 14:48. On the last day of December, in Kerimäki, sunrise is at 09:24 and sunset at 14:47 EET.
Sunshine
December has the least sunshine of the year, with an average of 0.7h of sunshine.UV index
January through March, November and December, with an average maximum UV index of 1, are months with the lowest UV index in Kerimäki. A UV Index estimate of 2, and below, represents a low threat to health from unsafe exposure to UV radiation for average individuals.Note: During December, 1 as the daily maximum UV index converts into the following advice:
Despite the majority tolerating prolonged sun exposure, those with sensitive skin, infants, and children demand continual protection. The Sun's harshest UV rays are around midday; it's wise to seek shade and limit time outdoors. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Stay alert! Snow's reflective properties can almost double the UV radiation from the Sun.
Frequently asked questions
How cold is December in Kerimäki?
What is the average humidity in December in Kerimäki?
How many days does it rain in December in Kerimäki?
How many days does it snow in December in Kerimäki?
What is the month with the shortest days in Kerimäki?
What is the average length of the day in December in Kerimäki?
When is the sunrise / sunset in December in Kerimäki?
What is the month with the least sunshine in Kerimäki?
How many hours of sunshine does Kerimäki have in December?
What is the month with the lowest UV index in Kerimäki?
What is the UV index reading in December in Kerimäki?
Average temperature in December
Kerimäki, Finland
- Average high temperature in December: -2°C
The warmest month (with the highest average high temperature) is July (21.3°C).
The month with the lowest average high temperature is January (-5.4°C).
- Average low temperature in December: -4.8°C
The month with the highest average low temperature is July (13.3°C).
The coldest month (with the lowest average low temperature) is January (-9.2°C).
Average pressure in December
Kerimäki, Finland
- Average pressure in December: 1008.7mbar
The month with the highest atmospheric pressure is May (1014.7mbar).
The month with the lowest atmospheric pressure is December (1008.7mbar).
Average wind speed in December
Kerimäki, Finland
- Average wind speed in December: 16.4km/h
The windiest month (with the highest average wind speed) is December (16.4km/h).
The calmest month (with the lowest average wind speed) is July (11.3km/h).
Average humidity in December
Kerimäki, Finland
- Average humidity in December: 92%
The month with the highest relative humidity is February (95%).
The month with the lowest relative humidity is May (66%).
Average rainfall in December
Kerimäki, Finland
- Average rainfall in December: 32mm
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
Kerimäki, Finland
- Average rainfall days in December: 5.5 days
The month with the highest number of rainy days is July (16.2 days).
The month with the least rainy days is February (2.5 days).
Average snowfall in December
Kerimäki, Finland
- Average snowfall in December: 150mm
The month with the highest snowfall is February (164mm).
The months with the least snowfall are July, August and September (0mm).
Average snowfall days in December
Kerimäki, Finland
- Average snowfall days in December: 16.3 days
The month with the highest number of snowfall days is February (17.1 days).
The months with the least snowfall days are July and August (0 days).
Average daylight in December /
Average sunshine in December
Kerimäki, Finland
- Average daylight in December: 5h and 2min
The month with the longest days is June (Average daylight: 19h and 30min).
The month with the shortest days is December (Average daylight: 5h and 24min).
- Average sunshine in December: 0h and 4min
The month with the most sunshine is June (Average sunshine: 11h and 54min).
The month with the least sunshine is December (Average sunshine: 0h and 42min).
Average sunshine days in December
Kerimäki, Finland
- Average sunshine days in December: 10.9 days
The month with the most sunshine days is May (16.9 days).
The month with the least sunshine days is December (10.9 days).
Average UV index in December
Kerimäki, 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, November and December (UV index 1).
Average cloud cover in December
Kerimäki, Finland
- Average cloud cover in December: 83
The month with the most cloud cover is February (Cloud cover 85).
The month with the least cloud cover is July (Cloud cover 41).
Average visibility in December
Kerimäki, Finland
- Average visibility in December: 8km
The month with the highest visibility is June (10km).
The months with the lowest visibility are January and February (6km).
Kerimäki, Finland
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