December weather forecastWilliston, NC
December
Weather in December
The first month of the winter, December, is still a mild month in Williston, North Carolina, with an average temperature varying between 58.6°F (14.8°C) and 50.2°F (10.1°C).Temperature
Williston greets December with an average high-temperature of a moderate 58.6°F (14.8°C), marking a slight deviation from the preceding month. Williston, during December nights, observes a steady temperature, averaging at a cool 50.2°F (10.1°C).Humidity
In Williston, the average relative humidity in December is 77%.Rainfall
In Williston, during December, the rain falls for 13.3 days and regularly aggregates up to 2.44" (62mm) of precipitation. In Williston, during the entire year, the rain falls for 181.4 days and collects up to 34.76" (883mm) of precipitation.Snowfall
In Williston, snow does not fall in March through December.Daylight
With an average of 9h and 54min of daylight, December has the shortest days of the year in Williston.On the first day of the month, sunrise is at 6:55 am and sunset at 4:54 pm. On the last day of December, sunrise is at 7:13 am and sunset at 5:05 pm EST.
Sunshine
January and December, with an average of 5.5h of sunshine, are months with the least sunshine.UV index
The average daily maximum UV index in December is 4. A UV Index value of 3 to 5 symbolizes a medium vulnerability from unsafe exposure to UV radiation for ordinary individuals.Note: In December, the UV index of 4 transforms into the following advice:
Preventative actions are necessary - Recommendations to ward off sunburn are given. The intensity of the Sun's UV radiation during midday suggests reducing time spent outdoors. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Williston, NC
- Average high temperature in December: 58.6°F
The warmest month (with the highest average high temperature) is July (83.3°F).
The month with the lowest average high temperature is January (54.1°F).
- Average low temperature in December: 50.2°F
The month with the highest average low temperature is July (78.3°F).
The coldest month (with the lowest average low temperature) is January (44.6°F).
Average pressure in December
Williston, NC
- Average pressure in December: 30.12"Hg
The month with the highest atmospheric pressure is December (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.98"Hg).
Average wind speed in December
Williston, NC
- Average wind speed in December: 13.1mph
The windiest months (with the highest average wind speed) are February and March (14mph).
The calmest month (with the lowest average wind speed) is August (10.4mph).
Average humidity in December
Williston, NC
- Average humidity in December: 77%
The months with the highest relative humidity are May, June, July and August (78%).
The months with the lowest relative humidity are February, March and October (74%).
Average rainfall in December
Williston, NC
- Average rainfall in December: 2.44"
The wettest month (with the highest rainfall) is August (4.84").
The driest month (with the least rainfall) is January (1.3").
Average rainfall days in December
Williston, NC
- Average rainfall days in December: 13.3 days
The month with the highest number of rainy days is August (22.3 days).
The months with the least rainy days are February and November (11.1 days).
Average snowfall in December
Williston, NC
- Average snowfall in December: 0"
The month with the highest snowfall is February (0.24").
The months with the least snowfall are March, April, May, June, July, August, September, October, November and December (0").
Average snowfall days in December
Williston, NC
- Average snowfall days in December: 0.1 days
The month with the highest number of snowfall days is January (0.6 days).
The months with the least snowfall days are March, April, May, June, July, August, September, October and November (0 days).
Average daylight in December /
Average sunshine in December
Williston, NC
- Average daylight in December: 9h and 54min
The month with the longest days is June (Average daylight: 14h and 30min).
The month with the shortest days is December (Average daylight: 9h and 54min).
- Average sunshine in December: 5h and 30min
The month with the most sunshine is June (Average sunshine: 10h and 54min).
The months with the least sunshine are January and December (Average sunshine: 5h and 30min).
Average sunshine days in December
Williston, NC
- Average sunshine days in December: 15.5 days
The month with the most sunshine days is January (16.8 days).
The month with the least sunshine days is August (5.9 days).
Average UV index in December
Williston, NC
- Average UV index in December: 4
The months with the highest UV index are June, July and August (UV index 7).
The month with the lowest UV index is January (UV index 3).
Average cloud cover in December
Williston, NC
- Average cloud cover in December: 41
The month with the most cloud cover is December (Cloud cover 41).
The month with the least cloud cover is June (Cloud cover 27).
Average visibility in December
Williston, NC
- 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).





