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 aligns with a minor decrease in average high-temperatures, from November's refreshing 55.9°F (13.3°C) to a chilly 48.6°F (9.2°C). Boonville observes an average low-temperature of 33.8°F (1°C) during December nights.Humidity
May, September and December, with an average relative humidity of 76%, are the most humid months.Rainfall
In December, the rain falls for 11.3 days. Throughout December, 3.07" (78mm) of precipitation is accumulated. In Boonville, during the entire year, the rain falls for 166 days and collects up to 31.3" (795mm) of precipitation.Snowfall
January through April, November and December are months with snowfall. The month with the most snowfall is December, when snow falls for 1.4 days and typically aggregates up to 2.68" (68mm) of snow.Daylight
With an average of 9h and 42min of daylight, December has the shortest days of the year in Boonville.On the first day of the month, sunrise is at 7:16 am and sunset at 5:08 pm. On the last day of December, sunrise is at 7:33 am and sunset at 5:18 pm EST.
Sunshine
January and December, with an average of 5.6h of sunshine, are months with the least sunshine.UV index
January, February and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index of 2, and less, symbolizes a minimal health vulnerability from unsafe exposure to UV radiation for ordinary individuals.Note: In December, the UV index of 2 transforms into the following advice:
Apart from children, who require continuous protection, most can endure sun exposure for up to an hour without experiencing burns. Direct exposure to the Sun during its peak hours around mid-day should be minimized for safety. Sun protection is enhanced with clothing that boasts a tight weave yet offers a loose fit. Take heed! The reflection of snow can intensify the Sun's UV radiation nearly double.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in December?
What are the most humid months?
What is the average humidity in December?
How much does it rain in December?
What is the snowiest month?
How many days does it snow in December?
What is the month with the shortest days?
What is the average length of the day in December?
When are sunrise and sunset in December?
What are the months with the least sunshine?
How long on average sun shines in December?
When is the lowest UV index?
What is the UV index reading in December?
Average temperature in December
Boonville, NC
- Average high temperature in December: 48.6°F
The warmest month (with the highest average high temperature) is July (86.7°F).
The month with the lowest average high temperature is January (43.5°F).
- Average low temperature in December: 33.8°F
The month with the highest average low temperature is July (64.4°F).
The coldest month (with the lowest average low temperature) is January (28.9°F).
Average pressure in December
Boonville, NC
- Average pressure in December: 30.14"Hg
The month with the highest atmospheric pressure is November (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.99"Hg).
Average wind speed in December
Boonville, NC
- Average wind speed in December: 5.8mph
The windiest month (with the highest average wind speed) is April (7mph).
The calmest month (with the lowest average wind speed) is August (4mph).
Average humidity in December
Boonville, NC
- Average humidity in December: 76%
The months with the highest relative humidity are May, September and December (76%).
The month with the lowest relative humidity is July (71%).
Average rainfall in December
Boonville, NC
- Average rainfall in December: 3.07"
The wettest month (with the highest rainfall) is April (3.46").
The driest months (with the least rainfall) are September and October (2.13").
Average rainfall days in December
Boonville, NC
- Average rainfall days in December: 11.3 days
The month with the highest number of rainy days is July (18 days).
The month with the least rainy days is November (8.8 days).
Average snowfall in December
Boonville, NC
- Average snowfall in December: 2.68"
The month with the highest snowfall is December (2.68").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in December
Boonville, NC
- Average snowfall days in December: 1.4 days
The month with the highest number of snowfall days is February (2.8 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Boonville, NC
- Average daylight in December: 9h and 4min
The month with the longest days is June (Average daylight: 14h and 36min).
The month with the shortest days is December (Average daylight: 9h and 42min).
- Average sunshine in December: 5h and 4min
The month with the most sunshine is July (Average sunshine: 10h and 54min).
The months with the least sunshine are January and December (Average sunshine: 5h and 36min).
Average sunshine days in December
Boonville, NC
- Average sunshine days in December: 18 days
The month with the most sunshine days is November (19.7 days).
The month with the least sunshine days is May (11.3 days).
Average UV index in December
Boonville, NC
- Average UV index in December: 2
The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February and December (UV index 2).
Average cloud cover in December
Boonville, NC
- Average cloud cover in December: 40
The months with the most cloud cover are February and March (Cloud cover 42).
The months with the least cloud cover are June and July (Cloud cover 29).
Average visibility in December
Boonville, NC
- Average visibility in December: 6mi
The months with the highest visibility are January, February, March, April, June, July, August, October, November and December (6mi).
The months with the lowest visibility are May and September (5mi).
Boonville, North Carolina, USA
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