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 onset of December results in a decrease in the average high-temperature, receding from an icy 36.3°F (2.4°C) in November to a freezing cold 22.3°F (-5.4°C). An average nighttime temperature of 11.1°F (-11.6°C) is witnessed throughout December.Humidity
In December, the average relative humidity is 88%.Rainfall
In Merrifield, in December, it is raining for 2.1 days, with typically 0.83" (21mm) of accumulated precipitation. In Merrifield, during the entire year, the rain falls for 104.2 days and collects up to 17.13" (435mm) of precipitation.Snowfall
Months with snowfall are January through May, October through December. The month with the most snowfall is December, when snow falls for 16.4 days and typically aggregates up to 5.67" (144mm) of snow.Daylight
With an average of 8h and 42min of daylight, December has the shortest days of the year.On the first day of the month, sunrise is at 7:40 am and sunset at 4:31 pm. On the last day of December, sunrise is at 8:00 am and sunset at 4:39 pm CST.
Sunshine
In Merrifield, the average sunshine in December is 2.7h.UV index
The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 1. A UV Index value of 2, and less, symbolizes a low health risk from unsafe exposure to UV radiation for average individuals.Note: The daily high UV index of 1 during December translates into the following 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. Midday Sun has the strongest UV rays, making it crucial to limit exposure and find shade. A hat with a broad brim is indispensable, filtering out up to half of UV rays. 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?
What is the snowiest month?
How much does it snow in December?
What is the month with the shortest days?
How many hours of daylight does Merrifield have in December?
When are sunrise and sunset in December?
How many hours of sunshine does Merrifield have in December?
What is the month with the lowest UV index in Merrifield?
What is the UV index reading in December?
Average temperature in December
Merrifield, MN
- Average high temperature in December: 22.3°F
The warmest month (with the highest average high temperature) is July (80.6°F).
The month with the lowest average high temperature is January (18°F).
- Average low temperature in December: 11.1°F
The month with the highest average low temperature is July (58.6°F).
The coldest month (with the lowest average low temperature) is January (3.7°F).
Average pressure in December
Merrifield, MN
- Average pressure in December: 30.1"Hg
The month with the highest atmospheric pressure is February (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.87"Hg).
Average wind speed in December
Merrifield, MN
- Average wind speed in December: 6.7mph
The windiest month (with the highest average wind speed) is April (7.5mph).
The calmest month (with the lowest average wind speed) is August (6.2mph).
Average humidity in December
Merrifield, MN
- Average humidity in December: 88%
The month with the highest relative humidity is January (92%).
The month with the lowest relative humidity is May (70%).
Average rainfall in December
Merrifield, MN
- Average rainfall in December: 0.83"
The wettest month (with the highest rainfall) is June (2.87").
The driest month (with the least rainfall) is January (0.47").
Average rainfall days in December
Merrifield, MN
- Average rainfall days in December: 2.1 days
The month with the highest number of rainy days is June (15 days).
The month with the least rainy days is February (1.8 days).
Average snowfall in December
Merrifield, MN
- Average snowfall in December: 5.67"
The month with the highest snowfall is December (5.67").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Merrifield, MN
- Average snowfall days in December: 16.4 days
The month with the highest number of snowfall days is January (18.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Merrifield, MN
- Average daylight in December: 8h and 4min
The month with the longest days is June (Average daylight: 15h and 48min).
The month with the shortest days is December (Average daylight: 8h and 42min).
- Average sunshine in December: 2h and 4min
The month with the most sunshine is July (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 2h and 24min).
Average sunshine days in December
Merrifield, MN
- Average sunshine days in December: 14.5 days
The month with the most sunshine days is September (18.6 days).
The month with the least sunshine days is June (12.8 days).
Average UV index in December
Merrifield, 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, November and December (UV index 1).
Average cloud cover in December
Merrifield, MN
- Average cloud cover in December: 73
The month with the most cloud cover is January (Cloud cover 76).
The month with the least cloud cover is July (Cloud cover 34).
Average visibility in December
Merrifield, MN
- Average visibility in December: 4mi
The months with the highest visibility are May, June, September and October (6mi).
The months with the lowest visibility are January, February, March and December (4mi).
Merrifield, Minnesota, USA
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