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
With December's onset, the weather reveals a slight temperature decrease, transitioning from a mild 60.4°F (15.8°C) in November to a fresh 54.5°F (12.5°C). Eureka Mill observes an average nighttime low-temperature of 39.7°F (4.3°C) during the month of December.Humidity
The most humid month in Eureka Mill is December, with an average relative humidity of 76%.Rainfall
In Eureka Mill, during December, the rain falls for 10.9 days and regularly aggregates up to 3.15" (80mm) of precipitation. Throughout the year, in Eureka Mill, South Carolina, there are 157.1 rainfall days, and 31.06" (789mm) of precipitation is accumulated.Snowfall
Months with snowfall in Eureka Mill are January through March and December. The month with the most snowfall is December, when snow falls for 0.3 days and typically aggregates up to 0.67" (17mm) of snow.Daylight
With an average of 9h and 54min of daylight, December has the shortest days of the year in Eureka Mill.On the first day of the month, sunrise is at 7:14 am and sunset at 5:13 pm. On the last day of December, in Eureka Mill, sunrise is at 7:31 am and sunset at 5:24 pm EST.
Sunshine
The month with the least sunshine in Eureka Mill, South Carolina, is December, with an average of 5.5h of sunshine.UV index
In Eureka Mill, the average daily maximum UV index in December 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: A maximum high UV index of 3 in December translates into the following recommendations:
Prioritize safety - Recommendations to avert sunburn are shared. Avoiding the Sun during its peak radiation time around midday is a healthy practice. Sunglasses that guard against UVA and UVB rays are pivotal in minimizing sun-induced ocular damage. Attention! Nearly twice the Sun's UV radiation can be reflected by snow.
Frequently asked questions
What are the temperatures in Eureka Mill in December?
What is the most humid month in Eureka Mill?
What is the average humidity in December in Eureka Mill?
How many days does it rain in December in Eureka Mill?
When does it snow the most in Eureka Mill?
When does it start to snow in Eureka Mill?
What is the month with the shortest days in Eureka Mill?
How many hours of daylight does Eureka Mill have in December?
When are sunrise and sunset in December in Eureka Mill?
What is the month with the least sunshine in Eureka Mill?
How many hours of sunshine does Eureka Mill have in December?
What is the UV index reading in December in Eureka Mill?
Average temperature in December
Eureka Mill, SC
- Average high temperature in December: 54.5°F
The warmest month (with the highest average high temperature) is July (91.8°F).
The month with the lowest average high temperature is January (50.5°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 (34.7°F).
Average pressure in December
Eureka Mill, 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
Eureka Mill, SC
- Average wind speed in December: 6.6mph
The windiest month (with the highest average wind speed) is April (7.5mph).
The calmest month (with the lowest average wind speed) is August (4.5mph).
Average humidity in December
Eureka Mill, 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
Eureka Mill, SC
- Average rainfall in December: 3.15"
The wettest month (with the highest rainfall) is August (3.35").
The driest month (with the least rainfall) is September (1.89").
Average rainfall days in December
Eureka Mill, SC
- Average rainfall days in December: 10.9 days
The month with the highest number of rainy days is July (19.3 days).
The month with the least rainy days is October (8.8 days).
Average snowfall in December
Eureka Mill, SC
- Average snowfall in December: 0.67"
The month with the highest snowfall is December (0.67").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").
Average snowfall days in December
Eureka Mill, SC
- Average snowfall days in December: 0.3 days
The month with the highest number of snowfall days is February (0.9 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
Eureka Mill, 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 3min
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 30min).
Average sunshine days in December
Eureka Mill, SC
- Average sunshine days in December: 18.7 days
The month with the most sunshine days is October (21.3 days).
The month with the least sunshine days is July (8.8 days).
Average UV index in December
Eureka Mill, SC
- Average UV index in December: 3
The months with the highest UV index are June and July (UV index 7).
The month with the lowest UV index is January (UV index 2).
Average cloud cover in December
Eureka Mill, SC
- Average cloud cover in December: 42
The months with the most cloud cover are February and December (Cloud cover 42).
The month with the least cloud cover is June (Cloud cover 29).
Average visibility in December
Eureka Mill, 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).
Eureka Mill, South Carolina, USA
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