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's arrival correlates with a reduction in the average high-temperature, down from a chilly 46°F (7.8°C) in November to a cold 34.9°F (1.6°C). Throughout December, the temperature in Bristol, Indiana, tends to fall to a consistent average low of 25.7°F (-3.5°C).Humidity
In Bristol, the average relative humidity in December is 84%.Rainfall
In December, the rain falls for 9.7 days. Throughout December, 1.3" (33mm) of precipitation is accumulated. Throughout the year, in Bristol, there are 156.3 rainfall days, and 22.28" (566mm) of precipitation is accumulated.Snowfall
Months with snowfall in Bristol, Indiana, are January through May, October through December. In Bristol, in December, during 13.1 snowfall days, 2.13" (54mm) of snow is typically accumulated. Throughout the year, there are 60.6 snowfall days, and 13.5" (343mm) of snow is accumulated.Daylight
December has the shortest days of the year, with an average of 9h and 12min of daylight.On the first day of the month, sunrise is at 7:51 am and sunset at 5:13 pm. On the last day of December, sunrise is at 8:10 am and sunset at 5:22 pm EST.
Sunshine
In Bristol, the average sunshine in December is 3.5h.UV index
January and December, with an average maximum UV index of 1, are months with the lowest UV index. A UV Index of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV radiation for the ordinary person.Note: The daily maximum UV index of 1 in December interprets into the following advice:
Despite most people tolerating extended sun exposure, it is critical to always protect those with sensitive skin, infants, and children. Direct Sun exposure should be minimized especially during midday when radiation is most intense. A hat with a broad brim is indispensable, filtering out up to half of UV rays. Be cautious! The UV radiation from the Sun can be magnified almost twofold by snow reflection.
Frequently asked questions
How cold is it in Bristol in December?
What is the average humidity in December in Bristol?
How much does it rain in Bristol in December?
How many days does it snow in December in Bristol?
What is the month with the shortest days in Bristol?
How many hours of daylight does Bristol have in December?
What time are sunrise and 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?
How high is the UV index in December in Bristol?
Average temperature in December
Bristol, IN
- Average high temperature in December: 34.9°F
The warmest month (with the highest average high temperature) is July (79.9°F).
The month with the lowest average high temperature is January (28.9°F).
- Average low temperature in December: 25.7°F
The month with the highest average low temperature is July (62.4°F).
The coldest month (with the lowest average low temperature) is January (18.1°F).
Average pressure in December
Bristol, IN
- Average pressure in December: 30.09"Hg
The months with the highest atmospheric pressure are January and November (30.1"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in December
Bristol, IN
- Average wind speed in December: 9.8mph
The windiest month (with the highest average wind speed) is January (10.4mph).
The calmest months (with the lowest average wind speed) are July and August (6.3mph).
Average humidity in December
Bristol, IN
- Average humidity in December: 84%
The month with the highest relative humidity is January (86%).
The month with the lowest relative humidity is October (76%).
Average rainfall in December
Bristol, IN
- Average rainfall in December: 1.3"
The wettest month (with the highest rainfall) is May (2.95").
The driest month (with the least rainfall) is February (1.26").
Average rainfall days in December
Bristol, IN
- Average rainfall days in December: 9.7 days
The month with the highest number of rainy days is May (17.9 days).
The month with the least rainy days is February (7 days).
Average snowfall in December
Bristol, IN
- Average snowfall in December: 2.13"
The month with the highest snowfall is January (3.58").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Bristol, IN
- Average snowfall days in December: 13.1 days
The month with the highest number of snowfall days is January (17 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, IN
- Average daylight in December: 9h and 1min
The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).
- Average sunshine in December: 3h and 3min
The month with the most sunshine is July (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 3h and 0min).
Average sunshine days in December
Bristol, IN
- Average sunshine days in December: 11.6 days
The month with the most sunshine days is November (14.2 days).
The month with the least sunshine days is February (8.8 days).
Average UV index in December
Bristol, IN
- Average UV index in December: 1
The month with the highest UV index is August (UV index 6).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in December
Bristol, IN
- Average cloud cover in December: 64
The month with the most cloud cover is January (Cloud cover 70).
The month with the least cloud cover is July (Cloud cover 32).
Average visibility in December
Bristol, IN
- Average visibility in December: 6mi
The months with the highest visibility are March, April, May, June, October, November and December (6mi).
The months with the lowest visibility are January, February, July, August and September (5mi).
Bristol, Indiana, USA
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