Contents
- Weather in January
- Frequently asked questions
- Average temperature in January
- Average pressure in January
- Average wind speed in January
- Average humidity in January
- Average rainfall in January
- Average rainfall days in January
- Average snowfall days in January
- Average daylight in January
- Average sunshine in January
- Average sunshine days in January
- Average UV index in January
- Average cloud cover in January
- Average visibility in January
Weather in January
Temperature
Seabrook Island's January weather, with an average high temperature of 57.2°F (14°C) and an average low temperature of 43.2°F (6.2°C), tends to be the coldest of the year.Humidity
The months with the lowest humidity are January and March, with an average relative humidity of 72%.Rainfall
January is the month with the least rainfall in Seabrook Island, South Carolina. Rain falls for 6.5 days and accumulates 0.31" (8mm) of precipitation.Snowfall
January and December are months with snowfall in Seabrook Island. The months with the most snowfall days are January and December, with an average of 0.1 snowfall days.Daylight
The average length of the day in January is 10h and 18min.On the first day of January, sunrise is at 7:22 am and sunset at 5:25 pm. On the last day of the month, sunrise is at 7:15 am and sunset at 5:52 pm EST.
Sunshine
In Seabrook Island, South Carolina, the average sunshine in January is 5.8h.UV index
January is the month with the lowest UV index, with an average maximum UV index of 3. A UV Index reading of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV radiation for ordinary individuals.Note: A maximum high UV index of 3 in January translates into the following recommendations:
Be cautious. Those with fair skin can be subjected to burns in fewer than 30 minutes. Solar radiation peaks around mid-day, so it's wise to limit exposure to the Sun at this time. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage. Warning! The reflection from snow can nearly magnify the Sun's UV radiation twofold.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the coldest time of year?
What is the temperature in January?
What are the least humid months?
What is the average humidity in January in Seabrook Island?
What is the driest month?
How many days does it rain in January?
When does it snow the most?
What is the last month it snows?
How many hours of daylight does Seabrook Island have in January?
What time are sunrise and sunset in January?
How long on average sun shines in January?
When is the lowest UV index?
What is the UV index reading in January?
Average temperature in January
Seabrook Island, SC
- Average high temperature in January: 57.2°F
The warmest month (with the highest average high temperature) is July (89.8°F).
The month with the lowest average high temperature is January (57.2°F).
- Average low temperature in January: 43.2°F
The month with the highest average low temperature is July (76.5°F).
The coldest month (with the lowest average low temperature) is January (43.2°F).
Average pressure in January
Seabrook Island, SC
- Average pressure in January: 30.14"Hg
The month with the highest atmospheric pressure is January (30.14"Hg).
The months with the lowest atmospheric pressure are June and August (29.98"Hg).
Average wind speed in January
Seabrook Island, SC
- Average wind speed in January: 7.7mph
The windiest month (with the highest average wind speed) is April (8.1mph).
The calmest month (with the lowest average wind speed) is August (6.3mph).
Average humidity in January
Seabrook Island, SC
- Average humidity in January: 72%
The month with the highest relative humidity is December (77%).
The months with the lowest relative humidity are January and March (72%).
Average rainfall in January
Seabrook Island, SC
- Average rainfall in January: 0.31"
The wettest month (with the highest rainfall) is August (1.73").
The driest month (with the least rainfall) is January (0.31").
Average rainfall days in January
Seabrook Island, SC
- Average rainfall days in January: 6.5 days
The month with the highest number of rainy days is August (16.9 days).
The month with the least rainy days is November (5.7 days).
Average snowfall days in January
Seabrook Island, SC
- Average snowfall days in January: 0.1 days
The months with the highest number of snowfall days are January and December (0.1 days).
The months with the least snowfall days are February, March, April, May, June, July, August, September, October and November (0 days).
Average daylight in January /
Average sunshine in January
Seabrook Island, SC
- Average daylight in January: 10h and 2min
The month with the longest days is June (Average daylight: 14h and 18min).
The month with the shortest days is December (Average daylight: 10h and 6min).
- Average sunshine in January: 5h and 5min
The month with the most sunshine is July (Average sunshine: 11h and 6min).
The month with the least sunshine is December (Average sunshine: 5h and 42min).
Average sunshine days in January
Seabrook Island, SC
- Average sunshine days in January: 23.3 days
The month with the most sunshine days is January (23.3 days).
The month with the least sunshine days is August (9.6 days).
Average UV index in January
Seabrook Island, SC
- Average UV index in January: 3
The months with the highest UV index are May, June, July and August (UV index 7).
The month with the lowest UV index is January (UV index 3).
Average cloud cover in January
Seabrook Island, SC
- Average cloud cover in January: 34
The months with the most cloud cover are February and December (Cloud cover 39).
The months with the least cloud cover are June and July (Cloud cover 25).
Average visibility in January
Seabrook Island, SC
- Average visibility in January: 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).
Seabrook Island, South Carolina, USA
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