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 onset of December brings a small shift in high-temperatures, falling from a refreshing 60.3°F (15.7°C) in November to a fresh 54.3°F (12.4°C). An average temperature of 39.6°F (4.2°C) marks the nights in Grifton in December.Humidity
In December, the average relative humidity is 78%.Rainfall
In December, in Grifton, the rain falls for 10.7 days. Throughout December, 2.09" (53mm) of precipitation is accumulated. In Grifton, during the entire year, the rain falls for 158.9 days and collects up to 29.21" (742mm) of precipitation.Snowfall
January through March and December are months with snowfall. December is the first month it typically snows. Throughout December, in the average 0.2 snowfall days, it receives 0.2" (5mm) of snow. Throughout the year, in Grifton, there are 3.3 snowfall days, and 1.69" (43mm) of snow is accumulated.Daylight
The month with the shortest days is December, with an average of 9h and 48min of daylight.On the first day of the month, sunrise is at 7:00 am and sunset at 4:57 pm. On the last day of December, sunrise is at 7:18 am and sunset at 5:07 pm EST.
Sunshine
The months with the least sunshine are January and December, with an average of 5.3h of sunshine.UV index
In Grifton, the average daily maximum UV index in December is 3. A UV Index reading of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV rays for the average person.Note: An average UV index of 3 in December transforms into this advice:
Take necessary precautions - Suggestions to elude sunburn are provided. To prevent harmful UV exposure, minimize direct contact with the Sun around midday. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Be vigilant! The reflective nature of snow can increase the Sun's UV radiation nearly twofold.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Grifton in December?
What is the average humidity in December in Grifton?
How many days does it rain in December in Grifton?
When does it start snowing in Grifton?
What is the month with the shortest days in Grifton?
How many hours of daylight does Grifton have in December?
When is the sunrise / sunset in December in Grifton?
What are the months with the least sunshine in Grifton?
How long on average sun shines in December in Grifton?
What is the UV index intensity in December in Grifton?
Average temperature in December
Grifton, NC
- Average high temperature in December: 54.3°F
The warmest month (with the highest average high temperature) is July (88.3°F).
The month with the lowest average high temperature is January (49.6°F).
- Average low temperature in December: 39.6°F
The month with the highest average low temperature is July (71.2°F).
The coldest month (with the lowest average low temperature) is January (33.8°F).
Average pressure in December
Grifton, NC
- Average pressure in December: 30.13"Hg
The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.96"Hg).
Average wind speed in December
Grifton, NC
- Average wind speed in December: 7.3mph
The windiest month (with the highest average wind speed) is April (8.8mph).
The calmest month (with the lowest average wind speed) is August (5.7mph).
Average humidity in December
Grifton, NC
- Average humidity in December: 78%
The months with the highest relative humidity are August and September (80%).
The month with the lowest relative humidity is January (74%).
Average rainfall in December
Grifton, NC
- Average rainfall in December: 2.09"
The wettest month (with the highest rainfall) is August (3.46").
The driest month (with the least rainfall) is January (1.46").
Average rainfall days in December
Grifton, NC
- Average rainfall days in December: 10.7 days
The month with the highest number of rainy days is July (18.8 days).
The month with the least rainy days is October (8.5 days).
Average snowfall in December
Grifton, NC
- Average snowfall in December: 0.2"
The month with the highest snowfall is February (0.79").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").
Average snowfall days in December
Grifton, NC
- Average snowfall days in December: 0.2 days
The month with the highest number of snowfall days is January (1.4 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight in December /
Average sunshine in December
Grifton, NC
- Average daylight in December: 9h and 5min
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 48min).
- Average sunshine in December: 5h and 2min
The months with the most sunshine are June and July (Average sunshine: 10h and 24min).
The months with the least sunshine are January and December (Average sunshine: 5h and 18min).
Average sunshine days in December
Grifton, NC
- Average sunshine days in December: 19.3 days
The month with the most sunshine days is October (20.7 days).
The month with the least sunshine days is July (9.5 days).
Average UV index in December
Grifton, NC
- Average UV index in December: 3
The month with the highest UV index is July (UV index 7).
The month with the lowest UV index is January (UV index 2).
Average cloud cover in December
Grifton, NC
- Average cloud cover in December: 42
The months with the most cloud cover are February and March (Cloud cover 43).
The months with the least cloud cover are June and October (Cloud cover 34).
Average visibility in December
Grifton, NC
- Average visibility in December: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, October, November and December (6mi).
The months with the lowest visibility are August and September (5mi).
Grifton, North Carolina, USA
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