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 indicates a minor shift in the average high-temperature, from November's icy 1.5°C (34.7°F) to a subzero cold -2.7°C (27.1°F). December notes an average low temperature of -5.7°C (21.7°F) in Vehmersalmi, Finland, subtly down from the daytime highs.Humidity
In December, the average relative humidity in Vehmersalmi is 93%.Rainfall
In Vehmersalmi, in December, during 5.2 rainfall days, 40mm (1.57") of precipitation is typically accumulated. Throughout the year, there are 106.5 rainfall days, and 384mm (15.12") of precipitation is accumulated.Snowfall
January through June, September through December are months with snowfall. In Vehmersalmi, Finland, during December, snow falls for 21.1 days and regularly aggregates up to 216mm (8.5") of snow. Throughout the year, there are 110.8 snowfall days, and 1074mm (42.28") of snow is accumulated.Daylight
The month with the shortest days is December, with an average of 5h and 0min of daylight.On the first day of December, sunrise is at 09:10 and sunset at 14:44. On the last day of the month, sunrise is at 09:40 and sunset at 14:42 EET.
Sunshine
December has the least sunshine of the year in Vehmersalmi, with an average of 0.8h 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. A UV Index reading of 2, and below, represents a low threat to health from exposure to the Sun's UV radiation for ordinary individuals.Note: The maximum UV index of 1 during December leads to these instructions:
Prolonged exposure to sunlight rarely troubles the majority, but constant protection is vital for babies, children, and fair-skinned people. Avoiding the Sun's peak radiation during midday hours is essential for health and safety. For a sun-safe wardrobe, go for clothes that are tightly woven and generously sized. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
Frequently asked questions
How cold is it in Vehmersalmi in December?
What is the average humidity in December in Vehmersalmi?
How many days does it rain in December in Vehmersalmi?
How much does it snow in Vehmersalmi in December?
What is the month with the shortest days in Vehmersalmi?
What is the average length of the day in December in Vehmersalmi?
What time are sunrise and sunset in December in Vehmersalmi?
What is the month with the least sunshine in Vehmersalmi?
How many hours of sunshine does Vehmersalmi have in December?
What are the months with the lowest UV index in Vehmersalmi?
How high is the UV index in December in Vehmersalmi?
Average temperature in December
Vehmersalmi, Finland
- Average high temperature in December: -2.7°C
The warmest month (with the highest average high temperature) is July (20.9°C).
The month with the lowest average high temperature is January (-5.8°C).
- Average low temperature in December: -5.7°C
The month with the highest average low temperature is July (12.9°C).
The coldest month (with the lowest average low temperature) is January (-9.9°C).
Average pressure in December
Vehmersalmi, Finland
- Average pressure in December: 1008mbar
The month with the highest atmospheric pressure is May (1014.5mbar).
The month with the lowest atmospheric pressure is December (1008mbar).
Average wind speed in December
Vehmersalmi, Finland
- Average wind speed in December: 14.7km/h
The windiest month (with the highest average wind speed) is November (15km/h).
The calmest month (with the lowest average wind speed) is July (10.9km/h).
Average humidity in December
Vehmersalmi, Finland
- Average humidity in December: 93%
The months with the highest relative humidity are January and February (95%).
The month with the lowest relative humidity is June (68%).
Average rainfall in December
Vehmersalmi, Finland
- Average rainfall in December: 40mm
The wettest month (with the highest rainfall) is July (48mm).
The driest month (with the least rainfall) is April (23mm).
Average rainfall days in December
Vehmersalmi, Finland
- Average rainfall days in December: 5.2 days
The month with the highest number of rainy days is July (13.7 days).
The month with the least rainy days is February (3.1 days).
Average snowfall in December
Vehmersalmi, Finland
- Average snowfall in December: 216mm
The month with the highest snowfall is January (230mm).
The months with the least snowfall are July and August (0mm).
Average snowfall days in December
Vehmersalmi, Finland
- Average snowfall days in December: 21.1 days
The month with the highest number of snowfall days is January (23.2 days).
The months with the least snowfall days are July and August (0 days).
Average daylight in December /
Average sunshine in December
Vehmersalmi, Finland
- Average daylight in December: 5h and 0min
The month with the longest days is June (Average daylight: 20h and 0min).
The month with the shortest days is December (Average daylight: 5h and 0min).
- Average sunshine in December: 0h and 5min
The month with the most sunshine is June (Average sunshine: 12h and 6min).
The month with the least sunshine is December (Average sunshine: 0h and 48min).
Average sunshine days in December
Vehmersalmi, Finland
- Average sunshine days in December: 8.3 days
The month with the most sunshine days is May (19.3 days).
The month with the least sunshine days is February (7.3 days).
Average UV index in December
Vehmersalmi, 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
Vehmersalmi, Finland
- Average cloud cover in December: 81
The months with the most cloud cover are January and February (Cloud cover 82).
The month with the least cloud cover is July (Cloud cover 42).
Average visibility in December
Vehmersalmi, Finland
- Average visibility in December: 7km
The month with the highest visibility is June (10km).
The month with the lowest visibility is February (5km).
Vehmersalmi, Finland
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