January weather forecastTega Cay, SC
January
Weather in January
January, like December, is another chilly winter month in Tega Cay, South Carolina, with an average temperature fluctuating between 49.6°F (9.8°C) and 34.2°F (1.2°C).Temperature
In Tega Cay, January records the lowest average temperatures, peaking at 49.6°F (9.8°C) and reaching a low of 34.2°F (1.2°C).Humidity
In Tega Cay, the average relative humidity in January is 72%.Rainfall
In January, the rain falls for 10.8 days. Throughout January, 2.76" (70mm) of precipitation is accumulated. Throughout the year, there are 159 rainfall days, and 32.76" (832mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through March and December. In Tega Cay, during January, snow falls for 1.1 days and regularly aggregates up to 1.18" (30mm) of snow. Throughout the year, there are 3.9 snowfall days, and 3.66" (93mm) of snow is accumulated.Daylight
The average length of the day in January is 10h and 7min.On the first day of January, sunrise is at 7:32 am and sunset at 5:23 pm. On the last day of the month, sunrise is at 7:23 am and sunset at 5:51 pm EST.
Sunshine
The average sunshine in January is 5.4h.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 health risk from unsafe exposure to UV radiation for ordinary individuals.Note: In January, the average maximum UV index of 2 translates into the following recommendations:
Protection from prolonged sun exposure is necessary for babies, children, and individuals with sensitive skin. The intensity of the Sun's UV radiation during midday suggests reducing time spent outdoors. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses. Note this! The Sun's UV radiation can nearly be doubled by the reflection off snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in January
Tega Cay, SC
- Average high temperature in January: 49.6°F
The warmest month (with the highest average high temperature) is July (91.2°F).
The month with the lowest average high temperature is January (49.6°F).
- Average low temperature in January: 34.2°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 (34.2°F).
Average pressure in January
Tega Cay, SC
- Average pressure in January: 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 January
Tega Cay, SC
- Average wind speed in January: 7.1mph
The windiest month (with the highest average wind speed) is April (7.7mph).
The calmest month (with the lowest average wind speed) is August (4.7mph).
Average humidity in January
Tega Cay, SC
- Average humidity in January: 72%
The month with the highest relative humidity is December (75%).
The month with the lowest relative humidity is July (69%).
Average rainfall in January
Tega Cay, SC
- Average rainfall in January: 2.76"
The wettest month (with the highest rainfall) is December (3.46").
The driest month (with the least rainfall) is September (1.97").
Average rainfall days in January
Tega Cay, SC
- Average rainfall days in January: 10.8 days
The month with the highest number of rainy days is July (18.1 days).
The month with the least rainy days is November (9.6 days).
Average snowfall in January
Tega Cay, SC
- Average snowfall in January: 1.18"
The month with the highest snowfall is February (1.34").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").
Average snowfall days in January
Tega Cay, SC
- Average snowfall days in January: 1.1 days
The month with the highest number of snowfall days is February (1.7 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
Tega Cay, 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 48min).
- Average sunshine in January: 5h and 24min
The month with the most sunshine is July (Average sunshine: 10h and 42min).
The month with the least sunshine is December (Average sunshine: 5h and 18min).
Average sunshine days in January
Tega Cay, SC
- Average sunshine days in January: 17.6 days
The month with the most sunshine days is October (20.3 days).
The month with the least sunshine days is July (10.8 days).
Average UV index in January
Tega Cay, SC
- Average UV index in January: 2
The month with the highest UV index is July (UV index 7).
The months with the lowest UV index are January and December (UV index 2).
Average cloud cover in January
Tega Cay, SC
- Average cloud cover in January: 39
The month with the most cloud cover is February (Cloud cover 44).
The month with the least cloud cover is June (Cloud cover 30).
Average visibility in January
Tega Cay, 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).





