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 signifies a gentle decline in Landrum's average high-temperature, easing from a mild 58.5°F (14.7°C) in November to a fresh 51.3°F (10.7°C). In December, Landrum experiences an average nighttime temperature of 36.5°F (2.5°C).Humidity
With an average relative humidity of 76%, December is the most humid month.Rainfall
The month with the most rainfall is December, when the rain falls for 11.2 days and typically aggregates up to 3.66" (93mm) of precipitation.Snowfall
January through March, November and December are months with snowfall. December is the month with the most snowfall. Snow falls for 0.9 days and accumulates 2.99" (76mm) of snow.Daylight
With an average of 9h and 48min of daylight, December has the shortest days of the year.On the first day of December, sunrise is at 7:19 am and sunset at 5:16 pm. On the last day of the month, sunrise is at 7:37 am and sunset at 5:27 pm EST.
Sunshine
December has the least sunshine of the year, with an average of 5.7h of sunshine.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 of 2, and less, symbolizes a low threat to health from unprotected exposure to Sun's UV rays for ordinary individuals.Note: The UV index of 2 during December leads to these advisories:
It is important to always shield children, babies, and individuals with sensitive skin from prolonged exposure to the sun. The mid-day Sun emits the most powerful UV radiation, so seek shade and minimize exposure. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days. Take heed! Reflection from the snow can almost amplify the Sun's UV radiation by double.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average December temperature?
What is the most humid month?
What is the average humidity in December?
What is the wettest month?
How many days does it rain in December?
What is the snowiest month?
How much does it snow in December?
What is the month with the shortest days?
How many hours of daylight does Landrum have in December?
When are sunrise and sunset in December in Landrum?
What is the month with the least sunshine?
How long on average sun shines in December in Landrum?
When is the lowest UV index?
What is the UV index reading in December?
Average temperature in December
Landrum, SC
- Average high temperature in December: 51.3°F
The warmest month (with the highest average high temperature) is July (88.5°F).
The month with the lowest average high temperature is January (47.1°F).
- Average low temperature in December: 36.5°F
The month with the highest average low temperature is July (65.8°F).
The coldest month (with the lowest average low temperature) is January (31.1°F).
Average pressure in December
Landrum, SC
- Average pressure in December: 30.14"Hg
The month with the highest atmospheric pressure is November (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.99"Hg).
Average wind speed in December
Landrum, SC
- Average wind speed in December: 5.3mph
The windiest month (with the highest average wind speed) is April (6.3mph).
The calmest month (with the lowest average wind speed) is August (3.9mph).
Average humidity in December
Landrum, SC
- Average humidity in December: 76%
The month with the highest relative humidity is December (76%).
The month with the lowest relative humidity is July (70%).
Average rainfall in December
Landrum, SC
- Average rainfall in December: 3.66"
The wettest month (with the highest rainfall) is December (3.66").
The driest month (with the least rainfall) is September (1.65").
Average rainfall days in December
Landrum, SC
- Average rainfall days in December: 11.2 days
The month with the highest number of rainy days is July (17.4 days).
The month with the least rainy days is November (9.2 days).
Average snowfall in December
Landrum, SC
- Average snowfall in December: 2.99"
The month with the highest snowfall is December (2.99").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in December
Landrum, SC
- Average snowfall days in December: 0.9 days
The month with the highest number of snowfall days is February (1.9 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
Landrum, SC
- 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 months with the most sunshine are June and July (Average sunshine: 11h and 0min).
The month with the least sunshine is December (Average sunshine: 5h and 42min).
Average sunshine days in December
Landrum, SC
- Average sunshine days in December: 18.9 days
The month with the most sunshine days is October (20.5 days).
The month with the least sunshine days is July (10.4 days).
Average UV index in December
Landrum, SC
- 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
Landrum, SC
- Average cloud cover in December: 39
The months with the most cloud cover are February, March and December (Cloud cover 39).
The month with the least cloud cover is June (Cloud cover 27).
Average visibility in December
Landrum, SC
- 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).
Landrum, South Carolina, USA
Weather forecast for your location
2. Allow the app to use your location