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 beginning of December marks a decrease in the average high-temperature, transitioning from an icy 37.6°F (3.1°C) in November to a subzero cold 23.4°F (-4.8°C). Shell Lake's temperature lowers to a mean of 12.2°F (-11°C) during the nights in December.Humidity
In December, the average relative humidity in Shell Lake is 89%.Rainfall
In Shell Lake, in December, it is raining for 3.5 days, with typically 1.18" (30mm) of accumulated precipitation. Throughout the year, there are 118.5 rainfall days, and 21.1" (536mm) of precipitation is accumulated.Snowfall
Months with snowfall in Shell Lake are January through May, October through December. The month with the most snowfall in Shell Lake is December, when snow falls for 14 days and typically aggregates up to 6.42" (163mm) 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 7:28 am and sunset at 4:25 pm. On the last day of December, sunrise is at 7:48 am and sunset at 4:33 pm CST.
Sunshine
The average sunshine in December in Shell Lake is 2.8h.UV index
January, November and December, with an average maximum UV index of 1, are months with the lowest UV index in Shell Lake. A UV Index reading of 2, and below, represents a minimal health hazard from exposure to the Sun's UV radiation for ordinary individuals.Note: The maximum daily UV index of 1 in December converts into the following recommendations:
While extended sun exposure does not significantly affect most people, those with sensitive skin, children, and infants should always be protected. To avoid the Sun's strongest rays, limit exposure around the mid-day period. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun. Be careful! The Sun's UV radiation can nearly be doubled by the reflective quality of snow.
Frequently asked questions
How cold is December in Shell Lake?
What is the average humidity in December in Shell Lake?
How much does it rain in Shell Lake in December?
What is the snowiest month in Shell Lake?
How many days does it snow in December in Shell Lake?
What is the month with the shortest days in Shell Lake?
How many hours of daylight does Shell Lake have in December?
When is the sunrise / sunset in December in Shell Lake?
How long on average sun shines in December in Shell Lake?
When is the lowest UV index in Shell Lake?
What is the UV index intensity in December in Shell Lake?
Average temperature in December
Shell Lake, WI
- Average high temperature in December: 23.4°F
The warmest month (with the highest average high temperature) is July (79°F).
The month with the lowest average high temperature is January (17.4°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 (4.8°F).
Average pressure in December
Shell Lake, 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
Shell Lake, WI
- Average wind speed in December: 8.1mph
The windiest month (with the highest average wind speed) is April (8.8mph).
The calmest month (with the lowest average wind speed) is August (6.6mph).
Average humidity in December
Shell Lake, WI
- Average humidity in December: 89%
The month with the highest relative humidity is January (92%).
The month with the lowest relative humidity is May (73%).
Average rainfall in December
Shell Lake, WI
- Average rainfall in December: 1.18"
The wettest month (with the highest rainfall) is June (3.15").
The driest month (with the least rainfall) is January (0.59").
Average rainfall days in December
Shell Lake, WI
- Average rainfall days in December: 3.5 days
The month with the highest number of rainy days is June (15.8 days).
The month with the least rainy days is January (2.4 days).
Average snowfall in December
Shell Lake, WI
- Average snowfall in December: 6.42"
The month with the highest snowfall is December (6.42").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Shell Lake, WI
- Average snowfall days in December: 14 days
The month with the highest number of snowfall days is January (14.6 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Shell Lake, 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 5min
The month with the most sunshine is July (Average sunshine: 9h and 54min).
The month with the least sunshine is January (Average sunshine: 2h and 36min).
Average sunshine days in December
Shell Lake, WI
- Average sunshine days in December: 16.9 days
The month with the most sunshine days is December (16.9 days).
The month with the least sunshine days is June (11.4 days).
Average UV index in December
Shell Lake, WI
- 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, November and December (UV index 1).
Average cloud cover in December
Shell Lake, WI
- Average cloud cover in December: 71
The month with the most cloud cover is January (Cloud cover 74).
The month with the least cloud cover is July (Cloud cover 34).
Average visibility in December
Shell Lake, WI
- Average visibility in December: 5mi
The months with the highest visibility are April, May, June, July and October (6mi).
The months with the lowest visibility are January and February (4mi).
Shell Lake, Wisconsin, USA
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