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
A moderate decline in the average high-temperature is seen during December, decreasing from a wintry 41.9°F (5.5°C) in November to a subzero cold 30.9°F (-0.6°C). Nighttime temperatures hover around an average low of 22.1°F (-5.5°C) in December, a slight descent from daytime highs.Humidity
In Random Lake, the average relative humidity in December is 84%.Rainfall
December is the month with the least rainfall. Rain falls for 4.8 days and accumulates 0.51" (13mm) of precipitation.Snowfall
Months with snowfall in Random Lake are January through April, October through December. In Random Lake, in December, snow falls for 9.8 days, with typically accumulated 1.42" (36mm) of snow. Throughout the year, there are 46 snowfall days, and 6.97" (177mm) 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 7:05 am and sunset at 4:16 pm. On the last day of December, sunrise is at 7:24 am and sunset at 4:25 pm CST.
Sunshine
In December, the average sunshine is 3.8h.UV index
January, November and December, with an average maximum UV index of 1, are months with the lowest UV index. A UV Index value of 2, and less, symbolizes a low health risk from exposure to the Sun's UV rays for the ordinary person.Note: The UV index of 1 during December translates into the following guidance:
Although prolonged sun exposure does not typically bother most people, children, babies, and those with sensitive skin should always have protection. Considering the Sun's intensity during midday, it's wise to minimize direct exposure. For optimum UV protection, wear sun-resistant attire complemented with a hat and quality shades. Warning! The reflection from snow can nearly magnify the Sun's UV radiation twofold.
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?
What is the driest month?
How many days does it rain in December?
How much does it snow in December?
What is the month with the shortest days?
What is the average length of the day in December?
What time are sunrise and sunset in December?
How many hours of sunshine does Random Lake have in December?
What are the months with the lowest UV index?
How high is the UV index in December?
Average temperature in December
Random Lake, WI
- Average high temperature in December: 30.9°F
The warmest month (with the highest average high temperature) is July (76.1°F).
The month with the lowest average high temperature is January (25°F).
- Average low temperature in December: 22.1°F
The month with the highest average low temperature is July (62.6°F).
The coldest month (with the lowest average low temperature) is January (14.9°F).
Average pressure in December
Random Lake, WI
- Average pressure in December: 30.08"Hg
The months with the highest atmospheric pressure are January, February and March (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed in December
Random Lake, WI
- Average wind speed in December: 11.2mph
The windiest month (with the highest average wind speed) is January (11.8mph).
The calmest month (with the lowest average wind speed) is July (7.5mph).
Average humidity in December
Random Lake, WI
- Average humidity in December: 84%
The month with the highest relative humidity is January (87%).
The month with the lowest relative humidity is October (77%).
Average rainfall in December
Random Lake, WI
- Average rainfall in December: 0.51"
The wettest month (with the highest rainfall) is July (1.81").
The driest month (with the least rainfall) is December (0.51").
Average rainfall days in December
Random Lake, WI
- Average rainfall days in December: 4.8 days
The month with the highest number of rainy days is July (13.4 days).
The month with the least rainy days is February (3.2 days).
Average snowfall in December
Random Lake, WI
- Average snowfall in December: 1.42"
The month with the highest snowfall is January (1.85").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in December
Random Lake, WI
- Average snowfall days in December: 9.8 days
The month with the highest number of snowfall days is January (12.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Random Lake, WI
- 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: 3h and 5min
The month with the most sunshine is July (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 3h and 30min).
Average sunshine days in December
Random Lake, WI
- Average sunshine days in December: 18.5 days
The months with the most sunshine days are November and December (18.5 days).
The month with the least sunshine days is April (14.7 days).
Average UV index in December
Random Lake, 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
Random Lake, WI
- Average cloud cover in December: 61
The month with the most cloud cover is January (Cloud cover 63).
The months with the least cloud cover are July and August (Cloud cover 29).
Average visibility in December
Random Lake, WI
- Average visibility in December: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Random Lake, Wisconsin, USA
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