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 in Mikkeli reveals a small adjustment in temperature, transitioning from an average high of an icy 1.8°C (35.2°F) in November to a subzero cold -2.1°C (28.2°F). Mikkeli's nighttime temperature in December shows a minor descent, with a steady average of -5.1°C (22.8°F).Humidity
In Mikkeli, the average relative humidity in December is 93%.Rainfall
In Mikkeli, during December, the rain falls for 6.6 days and regularly aggregates up to 42mm (1.65") of precipitation. Throughout the year, in Mikkeli, Finland, there are 125 rainfall days, and 408mm (16.06") of precipitation is accumulated.Snowfall
Months with snowfall are January through June, September through December. December is the month with the most snowfall. Snow falls for 22.1 days and accumulates 236mm (9.29") of snow.Daylight
The month with the shortest days is December, with an average of 5h and 30min of daylight.On the first day of December in Mikkeli, sunrise is at 09:01 and sunset at 14:58. On the last day of the month, sunrise is at 09:30 and sunset at 14:57 EET.
Sunshine
The month with the least sunshine is December, with an average of 0.8h 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 of 2, and less, symbolizes a low health risk from exposure to the Sun's UV rays for average individuals.Note: The maximum UV index of 1 during December leads to these instructions:
Protection from prolonged sun exposure is necessary for babies, children, and individuals with sensitive skin. Stay safe from the Sun's strongest UV rays by limiting exposure during midday. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes. Mind this! Nearly twice the UV radiation from the Sun can be reflected by the snow.
Frequently asked questions
How cold is it in Mikkeli in December?
What is the average humidity in December in Mikkeli?
How many days does it rain in December in Mikkeli?
What is the snowiest month in Mikkeli?
How many days does it snow in December in Mikkeli?
What is the month with the shortest days in Mikkeli?
How many hours of daylight does Mikkeli have in December?
When are sunrise and sunset in December in Mikkeli?
What is the month with the least sunshine in Mikkeli?
How many hours of sunshine does Mikkeli have in December?
When is the lowest UV index in Mikkeli?
How high is the UV index in December in Mikkeli?
Average temperature in December
Mikkeli, Finland
- Average high temperature in December: -2.1°C
The warmest month (with the highest average high temperature) is July (21.9°C).
The month with the lowest average high temperature is January (-5.3°C).
- Average low temperature in December: -5.1°C
The month with the highest average low temperature is July (12.6°C).
The coldest month (with the lowest average low temperature) is January (-9.2°C).
Average pressure in December
Mikkeli, Finland
- Average pressure in December: 1008.5mbar
The month with the highest atmospheric pressure is May (1014.7mbar).
The month with the lowest atmospheric pressure is December (1008.5mbar).
Average wind speed in December
Mikkeli, Finland
- Average wind speed in December: 12.9km/h
The windiest month (with the highest average wind speed) is December (12.9km/h).
The calmest months (with the lowest average wind speed) are July and August (10.1km/h).
Average humidity in December
Mikkeli, 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 May (66%).
Average rainfall in December
Mikkeli, Finland
- Average rainfall in December: 42mm
The wettest month (with the highest rainfall) is July (44mm).
The driest month (with the least rainfall) is April (25mm).
Average rainfall days in December
Mikkeli, Finland
- Average rainfall days in December: 6.6 days
The month with the highest number of rainy days is July (15.9 days).
The month with the least rainy days is February (2.7 days).
Average snowfall in December
Mikkeli, Finland
- Average snowfall in December: 236mm
The month with the highest snowfall is December (236mm).
The months with the least snowfall are July and August (0mm).
Average snowfall days in December
Mikkeli, Finland
- Average snowfall days in December: 22.1 days
The month with the highest number of snowfall days is January (24.4 days).
The months with the least snowfall days are July and August (0 days).
Average daylight in December /
Average sunshine in December
Mikkeli, Finland
- Average daylight in December: 5h and 3min
The month with the longest days is June (Average daylight: 19h and 24min).
The month with the shortest days is December (Average daylight: 5h and 30min).
- Average sunshine in December: 0h and 5min
The month with the most sunshine is June (Average sunshine: 12h and 0min).
The month with the least sunshine is December (Average sunshine: 0h and 48min).
Average sunshine days in December
Mikkeli, Finland
- Average sunshine days in December: 6.5 days
The month with the most sunshine days is May (16 days).
The month with the least sunshine days is December (6.5 days).
Average UV index in December
Mikkeli, 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
Mikkeli, 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
Mikkeli, Finland
- Average visibility in December: 7km
The months with the highest visibility are May, June, July and August (9km).
The months with the lowest visibility are January and February (5km).
Mikkeli, Finland
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