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 involves a decrease in the average high-temperature, transitioning from a frosty 44.2°F (6.8°C) in November to a cold 33.8°F (1°C). Throughout December, Bristol's nights experience a slight temperature dip to a freezing cold 25.2°F (-3.8°C).Humidity
The average relative humidity in December in Bristol, Wisconsin, is 81%.Rainfall
February and December are months with the least rain in Bristol when the rain falls for 7.4 days and typically aggregates up to 1.22" (31mm) of rain.Snowfall
Months with snowfall in Bristol are January through May, October through December. In Bristol, during December, snow falls for 9 days and regularly aggregates up to 2.28" (58mm) of snow. Throughout the year, there are 45.4 snowfall days, and 14.33" (364mm) of snow is accumulated.Daylight
With an average of 9h and 6min of daylight, December has the shortest days of the year in Bristol.On the first day of the month, sunrise is at 7:03 am and sunset at 4:19 pm. On the last day of December, sunrise is at 7:21 am and sunset at 4:29 pm CST.
Sunshine
In Bristol, the average sunshine in December is 4h.UV index
With an average maximum UV index of 1, December is the month with the lowest UV index in Bristol. A UV Index value of 2, and less, symbolizes a low health risk from exposure to the Sun's UV radiation for average individuals.Note: The daily maximum UV index of 1 in December interprets into the following advice:
Despite the majority tolerating prolonged sun exposure, those with sensitive skin, infants, and children demand continual protection. When the Sun's UV radiation is most intense during midday, it's best to find shade and limit exposure. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses. Pay attention! The reflection of snow can enhance the Sun's UV radiation almost double.
Frequently asked questions
How cold is it in Bristol in December?
What is the average humidity in December in Bristol?
What is the driest month in Bristol?
How much does it rain in Bristol in December?
How much does it snow in Bristol in December?
What is the month with the shortest days in Bristol?
What is the average length of the day in December in Bristol?
When is the sunrise / sunset in December in Bristol?
How many hours of sunshine does Bristol have in December?
What is the month with the lowest UV index in Bristol?
What is the UV index reading in December in Bristol?
Average temperature in December
Bristol, WI
- Average high temperature in December: 33.8°F
The warmest month (with the highest average high temperature) is July (77.5°F).
The month with the lowest average high temperature is January (27.7°F).
- Average low temperature in December: 25.2°F
The month with the highest average low temperature is July (64.9°F).
The coldest month (with the lowest average low temperature) is January (17.1°F).
Average pressure in December
Bristol, WI
- Average pressure in December: 30.09"Hg
The month with the highest atmospheric pressure is January (30.1"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed in December
Bristol, WI
- Average wind speed in December: 10.9mph
The windiest month (with the highest average wind speed) is January (11.7mph).
The calmest month (with the lowest average wind speed) is August (7.1mph).
Average humidity in December
Bristol, WI
- Average humidity in December: 81%
The month with the highest relative humidity is January (84%).
The months with the lowest relative humidity are October and November (76%).
Average rainfall in December
Bristol, WI
- Average rainfall in December: 1.22"
The wettest months (with the highest rainfall) are April and June (3.35").
The driest months (with the least rainfall) are February and December (1.22").
Average rainfall days in December
Bristol, WI
- Average rainfall days in December: 7.4 days
The month with the highest number of rainy days is May (18.1 days).
The month with the least rainy days is February (4.8 days).
Average snowfall in December
Bristol, WI
- Average snowfall in December: 2.28"
The month with the highest snowfall is January (4.33").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Bristol, WI
- Average snowfall days in December: 9 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
Bristol, WI
- Average daylight in December: 9h and 1min
The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).
- Average sunshine in December: 4h and 0min
The month with the most sunshine is August (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).
Average sunshine days in December
Bristol, WI
- Average sunshine days in December: 16.4 days
The month with the most sunshine days is December (16.4 days).
The month with the least sunshine days is May (10.7 days).
Average UV index in December
Bristol, WI
- Average UV index in December: 1
The month with the highest UV index is August (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in December
Bristol, WI
- Average cloud cover in December: 59
The month with the most cloud cover is January (Cloud cover 62).
The months with the least cloud cover are July and August (Cloud cover 28).
Average visibility in December
Bristol, 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).
Bristol, Wisconsin, USA
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