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 November shifts into December, a slight alteration in temperatures is observed, with average highs reducing from a cold 38.8°F (3.8°C) to a subzero cold 24.6°F (-4.1°C). Throughout the month of December, Boyd witnesses an average temperature of 13.8°F (-10.1°C).Humidity
In Boyd, the average relative humidity in December is 90%.Rainfall
In Boyd, during December, the rain falls for 3.9 days and regularly aggregates up to 1.46" (37mm) of precipitation. In Boyd, during the entire year, the rain falls for 128.3 days and collects up to 25.75" (654mm) of precipitation.Snowfall
Months with snowfall are January through May, October through December. In Boyd, during December, snow falls for 12.5 days and regularly aggregates up to 5.79" (147mm) of snow. In Boyd, during the entire year, snow falls for 66.9 days and aggregates up to 28.31" (719mm) of snow.Daylight
With an average of 8h and 48min of daylight, December has the shortest days of the year.On the first day of the month, sunrise is at 7:22 am and sunset at 4:24 pm. On the last day of December, sunrise is at 7:42 am and sunset at 4:32 pm CST.
Sunshine
In Boyd, the average sunshine in December is 2.8h.UV index
The months with the lowest UV index in Boyd are January, February, November and December, with an average maximum UV index of 1. A UV Index of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV radiation for ordinary individuals.Note: In December, the maximum UV index of 1 suggests this advice:
Extended sunlight exposure does not pose significant problems for most people, except for children, infants, and people with fair skin who always need shielding. To protect against the Sun's most potent rays, avoid direct exposure around midday. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage. Be watchful! The reflection of snow can enhance the intensity of the Sun's UV radiation nearly double.
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 many days does it rain in December?
How many days does it snow in December?
What is the month with the shortest days?
How many hours of daylight does Boyd have in December?
When are sunrise and sunset in December?
How many hours of sunshine does Boyd have in December?
What is the month with the lowest UV index?
What is the UV index reading in December?
Average temperature in December
Boyd, WI
- Average high temperature in December: 24.6°F
The warmest month (with the highest average high temperature) is July (78.1°F).
The month with the lowest average high temperature is January (19°F).
- Average low temperature in December: 13.8°F
The month with the highest average low temperature is July (59.5°F).
The coldest month (with the lowest average low temperature) is January (5.9°F).
Average pressure in December
Boyd, WI
- Average pressure in December: 30.09"Hg
The month with the highest atmospheric pressure is February (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.89"Hg).
Average wind speed in December
Boyd, WI
- Average wind speed in December: 8.8mph
The windiest month (with the highest average wind speed) is April (9.3mph).
The calmest months (with the lowest average wind speed) are July and August (6.8mph).
Average humidity in December
Boyd, WI
- Average humidity in December: 90%
The months with the highest relative humidity are January and February (92%).
The months with the lowest relative humidity are April and May (77%).
Average rainfall in December
Boyd, WI
- Average rainfall in December: 1.46"
The wettest month (with the highest rainfall) is June (4.02").
The driest month (with the least rainfall) is January (0.83").
Average rainfall days in December
Boyd, WI
- Average rainfall days in December: 3.9 days
The month with the highest number of rainy days is June (18.2 days).
The month with the least rainy days is January (2.2 days).
Average snowfall in December
Boyd, WI
- Average snowfall in December: 5.79"
The month with the highest snowfall is February (6.57").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Boyd, WI
- Average snowfall days in December: 12.5 days
The month with the highest number of snowfall days is January (14.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Boyd, WI
- Average daylight in December: 8h and 5min
The month with the longest days is June (Average daylight: 15h and 36min).
The month with the shortest days is December (Average daylight: 8h and 48min).
- Average sunshine in December: 2h and 5min
The month with the most sunshine is July (Average sunshine: 9h and 24min).
The months with the least sunshine are January and February (Average sunshine: 2h and 36min).
Average sunshine days in December
Boyd, WI
- Average sunshine days in December: 16.1 days
The month with the most sunshine days is November (17.1 days).
The month with the least sunshine days is June (10.1 days).
Average UV index in December
Boyd, WI
- Average UV index in December: 1
The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 1).
Average cloud cover in December
Boyd, WI
- Average cloud cover in December: 72
The months with the most cloud cover are January and February (Cloud cover 73).
The month with the least cloud cover is August (Cloud cover 37).
Average visibility in December
Boyd, WI
- Average visibility in December: 5mi
The months with the highest visibility are April, May, June, October and November (6mi).
The months with the lowest visibility are January and February (4mi).
Boyd, Wisconsin, USA
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