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
Junction's transition into December involves a shift in temperature, receding from a cold 38.8°F (3.8°C) in November to a freezing cold 24.6°F (-4.1°C). In Junction, an average temperature of 13.8°F (-10.1°C) is noted during December nights.Humidity
The average relative humidity in December is 90%.Rainfall
In Junction, in December, it is raining for 3.9 days, with typically 1.46" (37mm) of accumulated precipitation. Throughout the year, in Junction, there are 128.3 rainfall days, and 25.75" (654mm) of precipitation is accumulated.Snowfall
Months with snowfall in Junction, Wisconsin, are January through May, October through December. In Junction, during December, snow falls for 12.5 days and regularly aggregates up to 5.79" (147mm) of snow. Throughout the year, there are 66.9 snowfall days, and 28.31" (719mm) of snow is accumulated.Daylight
With an average of 8h and 48min of daylight, December has the shortest days of the year in Junction.On the first day of the month, sunrise is at 7:22 am and sunset at 4:23 pm. On the last day of December, sunrise is at 7:41 am and sunset at 4:32 pm CST.
Sunshine
In Junction, the average sunshine in December is 2.8h.UV index
The months with the lowest UV index in Junction, Wisconsin, 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 unprotected exposure to Sun's UV rays for the average person.Note: An average UV index of 1 in December transforms into this advice:
While most can endure approximately an hour in the sun without burning, children always require protection from sunlight. Direct exposure to the Sun during its peak hours around mid-day should be minimized for safety. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
Frequently asked questions
How cold is December in Junction?
What is the average humidity in December in Junction?
How much does it rain in Junction in December?
How many days does it snow in December in Junction?
What is the month with the shortest days in Junction?
How many hours of daylight does Junction have in December?
When is the sunrise / sunset in December in Junction?
How many hours of sunshine does Junction have in December?
What are the months with the lowest UV index in Junction?
What is the UV index reading in December in Junction?
Average temperature in December
Junction, 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
Junction, 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
Junction, 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
Junction, 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
Junction, 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
Junction, 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
Junction, 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
Junction, 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
Junction, 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
Junction, 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
Junction, 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
Junction, 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
Junction, 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).
Junction, Wisconsin, USA
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