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
December ushers in a slight temperature change, with average high-temperatures reducing from November's wintry 36.3°F (2.4°C) to a subzero cold 23.9°F (-4.5°C). Arbor Vitae registers a small shift from peak daytime temperatures, with a consistent average low-temperature of 15.1°F (-9.4°C) during December.Humidity
In Arbor Vitae, the average relative humidity in December is 90%.Rainfall
In Arbor Vitae, in December, it is raining for 4.4 days, with typically 1.1" (28mm) of accumulated precipitation. Throughout the year, in Arbor Vitae, there are 119.7 rainfall days, and 18.78" (477mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through May, October through December. December is the month with the most snowfall in Arbor Vitae. Snow falls for 21.6 days and accumulates 6.89" (175mm) of snow.Daylight
The month with the shortest days in Arbor Vitae, Wisconsin, is December, with an average of 8h and 42min of daylight.On the first day of December, sunrise is at 7:20 am and sunset at 4:15 pm. On the last day of the month, sunrise is at 7:40 am and sunset at 4:23 pm CST.
Sunshine
The average sunshine in December is 2.4h.UV index
January, November and December, with an average maximum UV index of 1, are months with the lowest UV index in Arbor Vitae. A UV Index reading of 2, and below, represents a minimal health vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.Note: The maximum UV index of 1 during December translates into these guidelines:
Although prolonged sun exposure does not typically bother most people, children, babies, and those with sensitive skin should always have protection. UV radiation is strongest from the Sun during midday; protect yourself by staying in shaded areas. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
Frequently asked questions
How cold is December in Arbor Vitae?
What is the average humidity in December in Arbor Vitae?
How many days does it rain in December in Arbor Vitae?
What is the snowiest month in Arbor Vitae?
How many days does it snow in December in Arbor Vitae?
What is the month with the shortest days in Arbor Vitae?
What is the average length of the day in December in Arbor Vitae?
What time are sunrise and sunset in December in Arbor Vitae?
How many hours of sunshine does Arbor Vitae have in December?
What are the months with the lowest UV index in Arbor Vitae?
What is the UV index reading in December in Arbor Vitae?
Average temperature in December
Arbor Vitae, WI
- Average high temperature in December: 23.9°F
The warmest month (with the highest average high temperature) is July (77.2°F).
The month with the lowest average high temperature is January (18.9°F).
- Average low temperature in December: 15.1°F
The month with the highest average low temperature is July (56.5°F).
The coldest month (with the lowest average low temperature) is January (7.3°F).
Average pressure in December
Arbor Vitae, WI
- Average pressure in December: 30.07"Hg
The months with the highest atmospheric pressure are February and March (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed in December
Arbor Vitae, WI
- Average wind speed in December: 8.1mph
The windiest month (with the highest average wind speed) is November (8.6mph).
The calmest month (with the lowest average wind speed) is August (6.8mph).
Average humidity in December
Arbor Vitae, WI
- Average humidity in December: 90%
The months with the highest relative humidity are January and February (92%).
The month with the lowest relative humidity is May (71%).
Average rainfall in December
Arbor Vitae, WI
- Average rainfall in December: 1.1"
The wettest month (with the highest rainfall) is May (2.44").
The driest month (with the least rainfall) is January (0.83").
Average rainfall days in December
Arbor Vitae, WI
- Average rainfall days in December: 4.4 days
The month with the highest number of rainy days is June (15.3 days).
The months with the least rainy days are January and February (2.7 days).
Average snowfall in December
Arbor Vitae, WI
- Average snowfall in December: 6.89"
The month with the highest snowfall is December (6.89").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Arbor Vitae, WI
- Average snowfall days in December: 21.6 days
The month with the highest number of snowfall days is January (23.6 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in December /
Average sunshine in December
Arbor Vitae, WI
- 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: 2h and 2min
The month with the most sunshine is July (Average sunshine: 9h and 48min).
The months with the least sunshine are January and February (Average sunshine: 2h and 6min).
Average sunshine days in December
Arbor Vitae, WI
- Average sunshine days in December: 10.8 days
The month with the most sunshine days is September (14.4 days).
The month with the least sunshine days is January (8.3 days).
Average UV index in December
Arbor Vitae, WI
- Average UV index in December: 1
The months with the highest UV index are June, 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
Arbor Vitae, WI
- Average cloud cover in December: 78
The months with the most cloud cover are January and February (Cloud cover 81).
The month with the least cloud cover is July (Cloud cover 38).
Average visibility in December
Arbor Vitae, WI
- Average visibility in December: 4mi
The months with the highest visibility are May, June and October (6mi).
The months with the lowest visibility are January, February and December (4mi).
Arbor Vitae, Wisconsin, USA
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