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
In Speed, entering December brings a subtle temperature decrement, reducing from November's mild 59.9°F (15.5°C) to a fresh 53.2°F (11.8°C). In Speed, the average temperature during the nights of December drops to a wintry 39°F (3.9°C).Humidity
The average relative humidity in December in Speed is 77%.Rainfall
In Speed, during December, the rain falls for 11.6 days and regularly aggregates up to 2.72" (69mm) of precipitation. Throughout the year, in Speed, there are 163.2 rainfall days, and 32.95" (837mm) of precipitation is accumulated.Snowfall
January through March and December are months with snowfall in Speed. December is the first month it typically snows. Throughout December, in the average 0.5 snowfall days, it receives 0.47" (12mm) of snow. In Speed, North Carolina, during the entire year, snow falls for 4.9 days and aggregates up to 3.27" (83mm) of snow.Daylight
The month with the shortest days is December, with an average of 9h and 48min of daylight.On the first day of December, sunrise is at 7:02 am and sunset at 4:55 pm. On the last day of the month, sunrise is at 7:20 am and sunset at 5:06 pm EST.
Sunshine
The months with the least sunshine are January and December, with an average of 5.5h of sunshine.UV index
In December, the average daily maximum UV index is 3. A UV Index value of 3 to 5 symbolizes a moderate threat to health from unprotected exposure to Sun's UV rays for the ordinary person.Note: An average maximum UV index of 3 in December leads to these recommendations:
Prioritize safety - Recommendations to avert sunburn are shared. The mid-day Sun emits the most powerful UV radiation, so seek shade and minimize exposure. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes. Mind this! Nearly twice the UV radiation from the Sun can be reflected by the snow.
Frequently asked questions
What is the average December temperature in Speed?
What is the average humidity in December in Speed?
How many days does it rain in December in Speed?
When does it start snowing in Speed?
What is the month with the shortest days in Speed?
How many hours of daylight does Speed have in December?
When is the sunrise / sunset in December in Speed?
What is the month with the least sunshine in Speed?
How many hours of sunshine does Speed have in December?
What is the UV index reading in December in Speed?
Average temperature in December
Speed, NC
- Average high temperature in December: 53.2°F
The warmest month (with the highest average high temperature) is July (88.2°F).
The month with the lowest average high temperature is January (48.2°F).
- Average low temperature in December: 39°F
The month with the highest average low temperature is July (70.9°F).
The coldest month (with the lowest average low temperature) is January (33.3°F).
Average pressure in December
Speed, 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
Speed, NC
- Average wind speed in December: 7.6mph
The windiest month (with the highest average wind speed) is April (9.1mph).
The calmest month (with the lowest average wind speed) is August (5.7mph).
Average humidity in December
Speed, NC
- Average humidity in December: 77%
The months with the highest relative humidity are May, August and September (78%).
The months with the lowest relative humidity are January, March, April and November (74%).
Average rainfall in December
Speed, NC
- Average rainfall in December: 2.72"
The wettest month (with the highest rainfall) is August (3.5").
The driest month (with the least rainfall) is January (2.2").
Average rainfall days in December
Speed, NC
- Average rainfall days in December: 11.6 days
The month with the highest number of rainy days is July (18.3 days).
The month with the least rainy days is November (9.3 days).
Average snowfall in December
Speed, NC
- Average snowfall in December: 0.47"
The month with the highest snowfall is January (1.38").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").
Average snowfall days in December
Speed, NC
- Average snowfall days in December: 0.5 days
The month with the highest number of snowfall days is February (1.8 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
Speed, NC
- Average daylight in December: 9h and 5min
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 48min).
- Average sunshine in December: 5h and 3min
The month with the most sunshine is June (Average sunshine: 10h and 42min).
The months with the least sunshine are January and December (Average sunshine: 5h and 30min).
Average sunshine days in December
Speed, NC
- Average sunshine days in December: 18.5 days
The month with the most sunshine days is November (19.1 days).
The month with the least sunshine days is July (10.2 days).
Average UV index in December
Speed, 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
Speed, NC
- Average cloud cover in December: 41
The month with the most cloud cover is March (Cloud cover 43).
The month with the least cloud cover is June (Cloud cover 31).
Average visibility in December
Speed, 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).
Speed, North Carolina, USA
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