January weather forecastShirley, SC
January
Weather in January
January, like December, is another mild winter month in Shirley, South Carolina, with temperature in the range of an average low of 39.9°F (4.4°C) and an average high of 56.1°F (13.4°C).Temperature
January is the coldest month, with an average high-temperature of 56.1°F (13.4°C) and an average low-temperature of 39.9°F (4.4°C).Humidity
The least humid month in Shirley is January, with an average relative humidity of 71%.Rainfall
In Shirley, in January, it is raining for 9.7 days, with typically 1.85" (47mm) of accumulated precipitation. Throughout the year, in Shirley, there are 158.7 rainfall days, and 30.28" (769mm) of precipitation is accumulated.Snowfall
Months with snowfall in Shirley are January, February and December. In Shirley, in January, during 0.3 snowfall days, 0.04" (1mm) of snow is typically accumulated. In Shirley, during the entire year, snow falls for 0.6 days and aggregates up to 0.24" (6mm) of snow.Daylight
In Shirley, the average length of the day in January is 10h and 17min.On the first day of January, sunrise is at 7:27 am and sunset at 5:30 pm. On the last day of the month, sunrise is at 7:20 am and sunset at 5:56 pm EST.
Sunshine
In Shirley, the average sunshine in January is 5.8h.UV index
The months with the lowest UV index in Shirley are January and December, with an average maximum UV index of 3. A UV Index reading of 3 to 5 represents a medium health hazard from exposure to the Sun's UV radiation for the ordinary person.Note: In January, a daily maximum UV index of 3 leads to the following instructions:
Exercise caution. The susceptibility of light skin individuals to burns is less than 30 minutes. When the Sun's UV radiation is most intense during midday, it's best to find shade and limit exposure. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays. Be prepared! The intensity of the Sun's UV radiation can be amplified nearly double due to snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in January
Shirley, SC
- Average high temperature in January: 56.1°F
The warmest month (with the highest average high temperature) is July (91°F).
The month with the lowest average high temperature is January (56.1°F).
- Average low temperature in January: 39.9°F
The months with the highest average low temperature are July and August (73.2°F).
The coldest month (with the lowest average low temperature) is January (39.9°F).
Average pressure in January
Shirley, SC
- Average pressure in January: 30.14"Hg
The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.97"Hg).
Average wind speed in January
Shirley, SC
- Average wind speed in January: 6.5mph
The windiest month (with the highest average wind speed) is April (7.1mph).
The calmest month (with the lowest average wind speed) is August (5.1mph).
Average humidity in January
Shirley, SC
- Average humidity in January: 71%
The month with the highest relative humidity is December (77%).
The month with the lowest relative humidity is January (71%).
Average rainfall in January
Shirley, SC
- Average rainfall in January: 1.85"
The wettest month (with the highest rainfall) is August (3.62").
The driest month (with the least rainfall) is November (1.38").
Average rainfall days in January
Shirley, SC
- Average rainfall days in January: 9.7 days
The month with the highest number of rainy days is August (20.2 days).
The month with the least rainy days is November (7.5 days).
Average snowfall in January
Shirley, SC
- Average snowfall in January: 0.04"
The month with the highest snowfall is February (0.16").
The months with the least snowfall are March, April, May, June, July, August, September, October and November (0").
Average snowfall days in January
Shirley, SC
- Average snowfall days in January: 0.3 days
The month with the highest number of snowfall days is January (0.3 days).
The months with the least snowfall days are March, April, May, June, July, August, September, October and November (0 days).
Average daylight in January /
Average sunshine in January
Shirley, SC
- Average daylight in January: 10h and 18min
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 0min).
- Average sunshine in January: 5h and 48min
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 30min).
Average sunshine days in January
Shirley, SC
- Average sunshine days in January: 19.7 days
The month with the most sunshine days is November (21 days).
The month with the least sunshine days is August (7.8 days).
Average UV index in January
Shirley, SC
- Average UV index in January: 3
The months with the highest UV index are June, July and August (UV index 7).
The months with the lowest UV index are January and December (UV index 3).
Average cloud cover in January
Shirley, SC
- Average cloud cover in January: 36
The months with the most cloud cover are February and December (Cloud cover 41).
The months with the least cloud cover are July and October (Cloud cover 29).
Average visibility in January
Shirley, 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).





