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 signals a slight drop in average high-temperature, sliding from November's comfortable 62.1°F (16.7°C) to a moderate 55.8°F (13.2°C). An average low-temperature of 40.5°F (4.7°C) is observed in Plum Branch during the December nights.Humidity
December is the most humid month, with an average relative humidity of 77%.Rainfall
December is the month with the most rainfall in Plum Branch. Rain falls for 11.6 days and accumulates 3.27" (83mm) of precipitation.Snowfall
Months with snowfall are January through March and December. December is the first month it typically snows. Throughout December, in the average 0.2 snowfall days, it receives 0.08" (2mm) of snow. In Plum Branch, during the entire year, snow falls for 1.2 days and aggregates up to 1.34" (34mm) of snow.Daylight
December has the shortest days of the year in Plum Branch, with an average of 9h and 54min of daylight.On the first day of the month, sunrise is at 7:16 am and sunset at 5:20 pm. On the last day of December, sunrise is at 7:33 am and sunset at 5:30 pm EST.
Sunshine
December has the least sunshine of the year, with an average of 5.3h of sunshine.UV index
In December, the average daily maximum UV index is 3. A UV Index reading of 3 to 5 represents a moderate health risk from unsafe exposure to UV radiation for the average person.Note: A daily maximum UV index of 3 in December translates into the following instructions:
Take necessary precautions - Suggestions to elude sunburn are provided. The midday Sun can be dangerous due to its intense radiation; always find shade and reduce exposure. Safeguard your eyes, ears, and face from sun rays with the aid of a wide-brim hat. Be cautious! The UV radiation from the Sun can be magnified almost twofold by snow reflection.
Frequently asked questions
What are December temperatures in Plum Branch?
What is the most humid month in Plum Branch?
What is the average humidity in December in Plum Branch?
What is the rainiest month in Plum Branch?
How many days does it rain in December in Plum Branch?
When does it start to snow in Plum Branch?
What is the month with the shortest days in Plum Branch?
How many hours of daylight does Plum Branch have in December?
When are sunrise and sunset in December in Plum Branch?
What is the month with the least sunshine in Plum Branch?
How many hours of sunshine does Plum Branch have in December?
How high is the UV index in December in Plum Branch?
Average temperature in December
Plum Branch, SC
- Average high temperature in December: 55.8°F
The warmest month (with the highest average high temperature) is July (92.7°F).
The month with the lowest average high temperature is January (52.3°F).
- Average low temperature in December: 40.5°F
The month with the highest average low temperature is July (71.4°F).
The coldest month (with the lowest average low temperature) is January (36.1°F).
Average pressure in December
Plum Branch, 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 (29.98"Hg).
Average wind speed in December
Plum Branch, SC
- Average wind speed in December: 7mph
The windiest months (with the highest average wind speed) are January and February (7.5mph).
The calmest month (with the lowest average wind speed) is August (4.7mph).
Average humidity in December
Plum Branch, SC
- Average humidity in December: 77%
The month with the highest relative humidity is December (77%).
The month with the lowest relative humidity is July (70%).
Average rainfall in December
Plum Branch, SC
- Average rainfall in December: 3.27"
The wettest month (with the highest rainfall) is December (3.27").
The driest month (with the least rainfall) is September (1.42").
Average rainfall days in December
Plum Branch, SC
- Average rainfall days in December: 11.6 days
The month with the highest number of rainy days is July (17.2 days).
The month with the least rainy days is November (7.5 days).
Average snowfall in December
Plum Branch, SC
- Average snowfall in December: 0.08"
The month with the highest snowfall is February (0.67").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").
Average snowfall days in December
Plum Branch, SC
- Average snowfall days in December: 0.2 days
The month with the highest number of snowfall days is January (0.4 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).
Average daylight in December /
Average sunshine in December
Plum Branch, SC
- Average daylight in December: 9h and 5min
The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 9h and 54min).
- Average sunshine in December: 5h and 2min
The month with the most sunshine is July (Average sunshine: 10h and 54min).
The month with the least sunshine is December (Average sunshine: 5h and 18min).
Average sunshine days in December
Plum Branch, SC
- Average sunshine days in December: 18.1 days
The month with the most sunshine days is October (21.5 days).
The month with the least sunshine days is July (10.6 days).
Average UV index in December
Plum Branch, SC
- Average UV index in December: 3
The months with the highest UV index are June and August (UV index 7).
The month with the lowest UV index is January (UV index 2).
Average cloud cover in December
Plum Branch, SC
- Average cloud cover in December: 42
The month with the most cloud cover is December (Cloud cover 42).
The month with the least cloud cover is October (Cloud cover 28).
Average visibility in December
Plum Branch, 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).
Plum Branch, South Carolina, USA
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