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
As Finlayson welcomes December, there is a noticeable shift in the average high-temperature, dropping from November's icy 37.6°F (3.1°C) to a freezing cold 22.8°F (-5.1°C). Finlayson's average low-temperature is measured at an extreme cold 12.2°F (-11°C) during December.Humidity
In December, the average relative humidity is 89%.Rainfall
In December, the rain falls for 3.3 days. Throughout December, 1.22" (31mm) of precipitation is accumulated. Throughout the year, there are 120.5 rainfall days, and 20.67" (525mm) of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall. The month with the most snowfall in Finlayson, Minnesota, is December, when snow falls for 16.5 days and typically aggregates up to 6.69" (170mm) of snow.Daylight
December has the shortest days of the year, with an average of 8h and 42min of daylight.On the first day of the month, sunrise is at 7:34 am and sunset at 4:27 pm. On the last day of December, sunrise is at 7:54 am and sunset at 4:35 pm CST.
Sunshine
The average sunshine in December is 3h.UV index
The months with the lowest UV index are January, February and December, with an average maximum UV index of 1. A UV Index estimate of 2, and below, represents a minimal health hazard from exposure to the Sun's UV radiation for the average person.Note: The UV index of 1 during December leads to these advisories:
For the majority, extended sun exposure is not of great concern. Infants and people with sensitive skin must always be protected. Sun's radiation is most powerful around mid-day, so it's best to limit outdoor activities during this time. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears. Be prepared! The intensity of the Sun's UV radiation can be amplified nearly double due to snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is it in December?
What is the average humidity in December?
How much does it rain in December?
When does it snow the most?
How much does it snow in December?
What is the month with the shortest days?
What is the average length of the day in December in Finlayson?
When is the sunrise / sunset in December?
How long on average sun shines in December?
What is the month with the lowest UV index?
What is the UV index reading in December in Finlayson?
Average temperature in December
Finlayson, MN
- Average high temperature in December: 22.8°F
The warmest month (with the highest average high temperature) is July (79.2°F).
The month with the lowest average high temperature is January (17.6°F).
- Average low temperature in December: 12.2°F
The month with the highest average low temperature is July (59°F).
The coldest month (with the lowest average low temperature) is January (4.1°F).
Average pressure in December
Finlayson, MN
- Average pressure in December: 30.09"Hg
The month with the highest atmospheric pressure is February (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).
Average wind speed in December
Finlayson, MN
- Average wind speed in December: 7.8mph
The windiest month (with the highest average wind speed) is April (8.9mph).
The calmest month (with the lowest average wind speed) is August (6.6mph).
Average humidity in December
Finlayson, MN
- Average humidity in December: 89%
The month with the highest relative humidity is January (91%).
The month with the lowest relative humidity is May (73%).
Average rainfall in December
Finlayson, MN
- Average rainfall in December: 1.22"
The wettest month (with the highest rainfall) is June (2.95").
The driest month (with the least rainfall) is January (0.63").
Average rainfall days in December
Finlayson, MN
- Average rainfall days in December: 3.3 days
The month with the highest number of rainy days is June (16.2 days).
The month with the least rainy days is January (2.4 days).
Average snowfall in December
Finlayson, MN
- Average snowfall in December: 6.69"
The month with the highest snowfall is December (6.69").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Finlayson, MN
- Average snowfall days in December: 16.5 days
The month with the highest number of snowfall days is January (18.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Finlayson, MN
- Average daylight in December: 8h and 4min
The month with the longest days is June (Average daylight: 15h and 42min).
The month with the shortest days is December (Average daylight: 8h and 42min).
- Average sunshine in December: 3h and 0min
The month with the most sunshine is July (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 2h and 42min).
Average sunshine days in December
Finlayson, MN
- Average sunshine days in December: 13.5 days
The month with the most sunshine days is October (16.6 days).
The month with the least sunshine days is June (11.3 days).
Average UV index in December
Finlayson, MN
- Average UV index in December: 1
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February and December (UV index 1).
Average cloud cover in December
Finlayson, MN
- Average cloud cover in December: 68
The month with the most cloud cover is January (Cloud cover 71).
The month with the least cloud cover is July (Cloud cover 33).
Average visibility in December
Finlayson, MN
- Average visibility in December: 4mi
The months with the highest visibility are April, May, June, July, September and October (6mi).
The months with the lowest visibility are January, February and December (4mi).
Finlayson, Minnesota, USA
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