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
December
Weather in December
Temperature
The arrival of December corresponds with a minor reduction in the average high-temperature, down from November's refreshing 13.5°C to a chilly 9.5°C. During December, Salem experiences an average low-temperature of 1.3°C at night.Humidity
The months with the highest humidity in Salem, North Carolina, are May and December, with an average relative humidity of 77%.Rainfall
The month with the most rainfall is December, when the rain falls for 11.7 days and typically aggregates up to 85mm of precipitation.Snowfall
January through April, November and December are months with snowfall in Salem. December is the month with the most snowfall in Salem, North Carolina. Snow falls for 1.3 days and accumulates 71mm 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 in Salem, sunrise is at 7:18 am and sunset at 5:13 pm. On the last day of the month, sunrise is at 7:36 am and sunset at 5:23 pm EST.
Sunshine
With an average of 5.6h of sunshine, December has the least sunshine of the year in Salem, North Carolina.UV index
The months with the lowest UV index are January, February and December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a low health risk from unprotected exposure to Sun's UV rays for the ordinary person.Note: The maximum UV index, 2 during December, leads to the following recommendations:
Babies, children, and individuals with sensitive skin should always have protection against extended sun exposure. The Sun's harshest UV rays are around midday; it's wise to seek shade and limit time outdoors. To cut down UV radiation exposure by about half, sport a wide-brim hat. Be informed! The Sun's UV radiation can be nearly doubled due to the reflection from snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average December temperature in Salem?
What are the most humid months in Salem?
What is the average humidity in December in Salem?
What is the wettest month in Salem?
How many days does it rain in December in Salem?
When does it snow the most in Salem?
How much does it snow in Salem in December?
What is the month with the shortest days in Salem?
How many hours of daylight does Salem have in December?
When is the sunrise / sunset in December in Salem?
What is the month with the least sunshine in Salem?
How many hours of sunshine does Salem have in December?
When is the lowest UV index in Salem?
How high is the UV index in December in Salem?
Average temperature in December
Salem, NC
- Average high temperature in December: 9.5°C
The warmest month (with the highest average high temperature) is July (30.4°C).
The month with the lowest average high temperature is January (7.1°C).
- Average low temperature in December: 1.3°C
The month with the highest average low temperature is July (17.8°C).
The coldest month (with the lowest average low temperature) is January (-1.8°C).
Average pressure in December
Salem, NC
- Average pressure in December: 1020.7mbar
The month with the highest atmospheric pressure is November (1021.3mbar).
The month with the lowest atmospheric pressure is June (1015.6mbar).
Average wind speed in December
Salem, NC
- Average wind speed in December: 8km/h
The windiest month (with the highest average wind speed) is April (10km/h).
The calmest month (with the lowest average wind speed) is August (5.8km/h).
Average humidity in December
Salem, NC
- Average humidity in December: 77%
The months with the highest relative humidity are May and December (77%).
The month with the lowest relative humidity is July (72%).
Average rainfall in December
Salem, NC
- Average rainfall in December: 85mm
The wettest month (with the highest rainfall) is December (85mm).
The driest month (with the least rainfall) is September (49mm).
Average rainfall days in December
Salem, NC
- Average rainfall days in December: 11.7 days
The month with the highest number of rainy days is July (18.5 days).
The month with the least rainy days is November (9.5 days).
Average snowfall in December
Salem, NC
- Average snowfall in December: 71mm
The month with the highest snowfall is December (71mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in December
Salem, NC
- Average snowfall days in December: 1.3 days
The month with the highest number of snowfall days is February (3.3 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
Salem, 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 4min
The month with the most sunshine is June (Average sunshine: 10h and 54min).
The month with the least sunshine is December (Average sunshine: 5h and 36min).
Average sunshine days in December
Salem, NC
- Average sunshine days in December: 17 days
The month with the most sunshine days is November (19.4 days).
The month with the least sunshine days is July (10.1 days).
Average UV index in December
Salem, NC
- Average UV index in December: 2
The months with the highest UV index are 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
Salem, NC
- Average cloud cover in December: 40
The month with the most cloud cover is March (Cloud cover 41).
The month with the least cloud cover is June (Cloud cover 28).
Average visibility in December
Salem, NC
- Average visibility in December: 9km
The months with the highest visibility are February, March, April, June, July, August, October, November and December (9km).
The months with the lowest visibility are January, May and September (8km).