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
During the shift to December, a minor reduction in average high-temperature is observed, shifting from an enjoyable 61.7°F (16.5°C) in November to a fresh 54.5°F (12.5°C). During the nights in December, Brownlee Crossroads observes an average low-temperature of 39.7°F (4.3°C).Humidity
The most humid month is December, with an average relative humidity of 77%.Rainfall
December is the month with the most rainfall. Rain falls for 12.3 days and accumulates 3.74" (95mm) 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 0.3 snowfall days, it receives 0.12" (3mm) of snow. Throughout the year, in Brownlee Crossroads, there are 2 snowfall days, and 1.81" (46mm) of snow is accumulated.Daylight
December has the shortest days of the year, with an average of 9h and 54min of daylight.On the first day of the month, sunrise is at 7:18 am and sunset at 5:20 pm. On the last day of December, sunrise is at 7:35 am and sunset at 5:30 pm EST.
Sunshine
With an average of 5.3h of sunshine, December has the least sunshine of the year in Brownlee Crossroads, South Carolina.UV index
In Brownlee Crossroads, 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 unsafe exposure to UV radiation for ordinary individuals.Note: In December, the maximum UV index of 3 suggests these recommendations:
Stay alert. Light-skinned people could suffer burns in less than 30 minutes. Limiting sun exposure during midday hours helps in reducing the harmful effects of UV radiation. Consider a wide-brim hat essential for effective sun defense covering your face, neck, and eyes. Note this! The Sun's UV radiation can nearly be doubled by the reflection off snow.
Frequently asked questions
What is the usual temperature for Brownlee Crossroads in December?
What is the most humid month in Brownlee Crossroads?
What is the average humidity in December in Brownlee Crossroads?
What is the wettest month in Brownlee Crossroads?
How much does it rain in Brownlee Crossroads in December?
When does it start to snow in Brownlee Crossroads?
What is the month with the shortest days in Brownlee Crossroads?
What is the average length of the day in December in Brownlee Crossroads?
What time are sunrise and sunset in December in Brownlee Crossroads?
What is the month with the least sunshine in Brownlee Crossroads?
How long on average sun shines in December in Brownlee Crossroads?
How high is the UV index in December in Brownlee Crossroads?
Average temperature in December
Brownlee Crossroads, SC
- Average high temperature in December: 54.5°F
The warmest month (with the highest average high temperature) is July (91.9°F).
The month with the lowest average high temperature is January (51.6°F).
- Average low temperature in December: 39.7°F
The month with the highest average low temperature is July (70.7°F).
The coldest month (with the lowest average low temperature) is January (35.2°F).
Average pressure in December
Brownlee Crossroads, 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
Brownlee Crossroads, SC
- Average wind speed in December: 6.8mph
The windiest month (with the highest average wind speed) is February (7.3mph).
The calmest month (with the lowest average wind speed) is August (4.5mph).
Average humidity in December
Brownlee Crossroads, 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
Brownlee Crossroads, SC
- Average rainfall in December: 3.74"
The wettest month (with the highest rainfall) is December (3.74").
The driest month (with the least rainfall) is September (1.61").
Average rainfall days in December
Brownlee Crossroads, SC
- Average rainfall days in December: 12.3 days
The month with the highest number of rainy days is July (17.9 days).
The month with the least rainy days is October (9.1 days).
Average snowfall in December
Brownlee Crossroads, SC
- Average snowfall in December: 0.12"
The month with the highest snowfall is February (0.94").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").
Average snowfall days in December
Brownlee Crossroads, SC
- Average snowfall days in December: 0.3 days
The month with the highest number of snowfall days is January (0.8 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
Brownlee Crossroads, 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
Brownlee Crossroads, SC
- Average sunshine days in December: 16.8 days
The month with the most sunshine days is October (20.8 days).
The month with the least sunshine days is July (10.3 days).
Average UV index in December
Brownlee Crossroads, 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
Brownlee Crossroads, SC
- Average cloud cover in December: 42
The months with the most cloud cover are February and December (Cloud cover 42).
The months with the least cloud cover are June and October (Cloud cover 29).
Average visibility in December
Brownlee Crossroads, SC
- Average visibility in December: 6mi
The months with the highest visibility are January, February, March, April, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is May (5mi).
Brownlee Crossroads, South Carolina, USA
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