January weather forecastWelcome, SC
January
Weather in January
January, like December, is another chilly winter month in Welcome, South Carolina, with an average temperature varying between 49.6°F (9.8°C) and 33.8°F (1°C).Temperature
With an average high-temperature of 49.6°F (9.8°C) and an average low-temperature of 33.8°F (1°C), January is the coldest month.Humidity
In January, the average relative humidity is 73%.Rainfall
In Welcome, in January, during 9.5 rainfall days, 1.18" (30mm) of precipitation is typically accumulated. Throughout the year, there are 140.2 rainfall days, and 16.61" (422mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through March and December. In Welcome, during January, snow falls for 0.8 days and regularly aggregates up to 0.24" (6mm) of snow. In Welcome, during the entire year, snow falls for 2.3 days and aggregates up to 0.83" (21mm) of snow.Daylight
In January, the average length of the day is 10h and 8min.On the first day of January, sunrise is at 7:37 am and sunset at 5:29 pm. On the last day of the month, sunrise is at 7:28 am and sunset at 5:57 pm EST.
Sunshine
In Welcome, South Carolina, the average sunshine in January is 5.6h.UV index
The months with the lowest UV index are January and December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a low threat to health from unsafe exposure to UV radiation for ordinary individuals.Note: An average UV index of 2 in January transforms into this advice:
Children necessitate constant protection from sunlight, unlike the majority, who can remain under the sun for about an hour without burning. Sun exposure should be minimized, especially during midday, to avoid harmful UV radiation. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage. Mind this! Nearly twice the UV radiation from the Sun can be reflected by the snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in January
Welcome, SC
- Average high temperature in January: 49.6°F
The warmest month (with the highest average high temperature) is July (90.3°F).
The month with the lowest average high temperature is January (49.6°F).
- Average low temperature in January: 33.8°F
The month with the highest average low temperature is July (68.9°F).
The coldest month (with the lowest average low temperature) is January (33.8°F).
Average pressure in January
Welcome, SC
- Average pressure in January: 30.15"Hg
The months with the highest atmospheric pressure are January and November (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.99"Hg).
Average wind speed in January
Welcome, SC
- Average wind speed in January: 6.3mph
The windiest months (with the highest average wind speed) are February and April (6.5mph).
The calmest month (with the lowest average wind speed) is August (4.3mph).
Average humidity in January
Welcome, SC
- Average humidity in January: 73%
The month with the highest relative humidity is December (77%).
The month with the lowest relative humidity is July (70%).
Average rainfall in January
Welcome, SC
- Average rainfall in January: 1.18"
The wettest month (with the highest rainfall) is August (2.01").
The driest month (with the least rainfall) is September (0.71").
Average rainfall days in January
Welcome, SC
- Average rainfall days in January: 9.5 days
The month with the highest number of rainy days is July (16.1 days).
The month with the least rainy days is October (6.5 days).
Average snowfall in January
Welcome, SC
- Average snowfall in January: 0.24"
The month with the highest snowfall is December (0.31").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").
Average snowfall days in January
Welcome, SC
- Average snowfall days in January: 0.8 days
The months with the highest number of snowfall days are January and February (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 January /
Average sunshine in January
Welcome, SC
- Average daylight in January: 10h and 6min
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 54min).
- Average sunshine in January: 5h and 36min
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 24min).
Average sunshine days in January
Welcome, SC
- Average sunshine days in January: 19.1 days
The month with the most sunshine days is October (22.3 days).
The month with the least sunshine days is July (11.5 days).
Average UV index in January
Welcome, SC
- Average UV index in January: 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 and December (UV index 2).
Average cloud cover in January
Welcome, SC
- Average cloud cover in January: 37
The month with the most cloud cover is February (Cloud cover 42).
The months with the least cloud cover are June and July (Cloud cover 27).
Average visibility in January
Welcome, 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).





