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 marks a decrease in the average high-temperature, transitioning from an icy 36.1°F (2.3°C) in November to a freezing cold 23.5°F (-4.7°C). In Finland, nights during December observe an average temperature decrease to a still subzero cold 15.1°F (-9.4°C).Humidity
In Finland, Minnesota, the average relative humidity in December is 88%.Rainfall
In December, in Finland, the rain falls for 5.7 days. Throughout December, 1.54" (39mm) of precipitation is accumulated. In Finland, during the entire year, the rain falls for 130 days and collects up to 22.13" (562mm) of precipitation.Snowfall
Months with snowfall in Finland are January through May, October through December. December is the month with the most snowfall. Snow falls for 17.1 days and accumulates 6.3" (160mm) of snow.Daylight
With an average of 8h and 30min of daylight, December has the shortest days of the year.On the first day of the month, sunrise is at 7:32 am and sunset at 4:16 pm. On the last day of December, sunrise is at 7:52 am and sunset at 4:24 pm CST.
Sunshine
In Finland, the average sunshine in December is 3.3h.UV index
January, November and December, with an average maximum UV index of 1, are months with the lowest UV index. A UV Index value of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV radiation for the ordinary person.Note: An average maximum UV index of 1 in December leads to these recommendations:
Children necessitate constant protection from sunlight, unlike the majority, who can remain under the sun for about an hour without burning. Stay safe from the Sun's strongest UV rays by limiting exposure during midday. During bright days, sunglasses that offer UVA and UVB defense are recommended. Take precaution! The reflection from snow can almost double the UV radiation of the Sun.
Frequently asked questions
How cold is December in Finland?
What is the average humidity in December in Finland?
How many days does it rain in December in Finland?
What is the snowiest month in Finland?
How many days does it snow in December in Finland?
What is the month with the shortest days in Finland?
What is the average length of the day in December in Finland?
When are sunrise and sunset in December in Finland?
How long on average sun shines in December in Finland?
When is the lowest UV index in Finland?
How high is the UV index in December in Finland?
Average temperature in December
Finland, MN
- Average high temperature in December: 23.5°F
The warmest month (with the highest average high temperature) is August (70°F).
The month with the lowest average high temperature is January (18.1°F).
- Average low temperature in December: 15.1°F
The month with the highest average low temperature is August (56.7°F).
The coldest month (with the lowest average low temperature) is January (7.2°F).
Average pressure in December
Finland, MN
- Average pressure in December: 30.07"Hg
The month with the highest atmospheric pressure is February (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.89"Hg).
Average wind speed in December
Finland, MN
- Average wind speed in December: 10.3mph
The windiest month (with the highest average wind speed) is January (10.4mph).
The calmest month (with the lowest average wind speed) is July (6.8mph).
Average humidity in December
Finland, MN
- Average humidity in December: 88%
The month with the highest relative humidity is January (90%).
The month with the lowest relative humidity is May (75%).
Average rainfall in December
Finland, MN
- Average rainfall in December: 1.54"
The wettest month (with the highest rainfall) is July (2.83").
The driest month (with the least rainfall) is February (0.87").
Average rainfall days in December
Finland, MN
- Average rainfall days in December: 5.7 days
The month with the highest number of rainy days is June (15.3 days).
The month with the least rainy days is February (4.4 days).
Average snowfall in December
Finland, MN
- Average snowfall in December: 6.3"
The month with the highest snowfall is December (6.3").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Finland, MN
- Average snowfall days in December: 17.1 days
The month with the highest number of snowfall days is January (18.4 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Finland, MN
- Average daylight in December: 8h and 3min
The month with the longest days is June (Average daylight: 15h and 54min).
The month with the shortest days is December (Average daylight: 8h and 30min).
- Average sunshine in December: 3h and 2min
The month with the most sunshine is July (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 3h and 12min).
Average sunshine days in December
Finland, MN
- Average sunshine days in December: 12 days
The month with the most sunshine days is September (15.5 days).
The month with the least sunshine days is December (12 days).
Average UV index in December
Finland, MN
- Average UV index in December: 1
The months with the highest UV index are July and August (UV index 5).
The months with the lowest UV index are January, November and December (UV index 1).
Average cloud cover in December
Finland, MN
- Average cloud cover in December: 67
The month with the most cloud cover is January (Cloud cover 68).
The months with the least cloud cover are July and August (Cloud cover 31).
Average visibility in December
Finland, MN
- Average visibility in December: 6mi
The months with the highest visibility are February, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January and March (5mi).
Finland, Minnesota, USA
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