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 Alpha steps into December, the average high-temperature decreases significantly from the an icy 41.5°F (5.3°C) of November to a subzero cold 26.6°F (-3°C). During the month of December, the temperature falls to an average of 15.8°F (-9°C).Humidity
In December, the average relative humidity is 86%.Rainfall
In December, the rain falls for 4.2 days. Throughout December, 1.34" (34mm) of precipitation is accumulated. In Alpha, during the entire year, the rain falls for 130.1 days and collects up to 25.47" (647mm) of precipitation.Snowfall
January through May, October through December are months with snowfall in Alpha. In Alpha, during December, snow falls for 11.2 days and regularly aggregates up to 4.57" (116mm) of snow. Throughout the year, there are 55.1 snowfall days, and 26.14" (664mm) of snow is accumulated.Daylight
December has the shortest days of the year, with an average of 9h and 0min of daylight.On the first day of the month, sunrise is at 7:33 am and sunset at 4:43 pm. On the last day of December, sunrise is at 7:52 am and sunset at 4:52 pm CST.
Sunshine
The average sunshine in December is 4.1h.UV index
In Alpha, the average daily maximum UV index in December is 2. A UV Index reading of 2, and below, represents a low threat to health from exposure to the Sun's UV rays for average individuals.Note: In December, the maximum UV index of 2 transforms into these recommendations:
Prolonged sun exposure generally does not trouble most people. However, it is vital to ensure protection for babies, children, and individuals with sensitive skin. Solar radiation is at its peak intensity during midday, so it's advisable to stay indoors or in the shade. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun. On your guard! Snow's reflection can almost double the intensity of the Sun's UV radiation.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is December?
What is the average humidity in December?
How much does it rain in December?
How many days does it snow in December in Alpha?
What is the month with the shortest days?
What is the average length of the day in December?
When are sunrise and sunset in December?
How many hours of sunshine does Alpha have in December?
What is the UV index reading in December?
Average temperature in December
Alpha, MN
- Average high temperature in December: 26.6°F
The warmest month (with the highest average high temperature) is July (80.2°F).
The month with the lowest average high temperature is January (22.1°F).
- Average low temperature in December: 15.8°F
The month with the highest average low temperature is July (62.2°F).
The coldest month (with the lowest average low temperature) is January (8.8°F).
Average pressure in December
Alpha, MN
- Average pressure in December: 30.12"Hg
The months with the highest atmospheric pressure are January and February (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.87"Hg).
Average wind speed in December
Alpha, MN
- Average wind speed in December: 10.7mph
The windiest month (with the highest average wind speed) is February (11.2mph).
The calmest month (with the lowest average wind speed) is July (7.8mph).
Average humidity in December
Alpha, MN
- Average humidity in December: 86%
The month with the highest relative humidity is January (89%).
The month with the lowest relative humidity is October (68%).
Average rainfall in December
Alpha, MN
- Average rainfall in December: 1.34"
The wettest month (with the highest rainfall) is June (3.82").
The driest month (with the least rainfall) is January (0.83").
Average rainfall days in December
Alpha, MN
- Average rainfall days in December: 4.2 days
The month with the highest number of rainy days is June (18.8 days).
The month with the least rainy days is February (2.9 days).
Average snowfall in December
Alpha, MN
- Average snowfall in December: 4.57"
The month with the highest snowfall is February (5.91").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Alpha, MN
- Average snowfall days in December: 11.2 days
The month with the highest number of snowfall days is January (13.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Alpha, MN
- Average daylight in December: 9h and 0min
The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).
- Average sunshine in December: 4h and 1min
The month with the most sunshine is July (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).
Average sunshine days in December
Alpha, MN
- Average sunshine days in December: 16.3 days
The month with the most sunshine days is November (19.2 days).
The month with the least sunshine days is June (9.3 days).
Average UV index in December
Alpha, MN
- Average UV index in December: 2
The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, February and November (UV index 1).
Average cloud cover in December
Alpha, MN
- Average cloud cover in December: 57
The month with the most cloud cover is January (Cloud cover 60).
The months with the least cloud cover are July, August and September (Cloud cover 32).
Average visibility in December
Alpha, MN
- Average visibility in December: 6mi
The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is January (5mi).
Alpha, Minnesota, USA
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