January weather forecastWestchester, SC
January
Weather in January
January, like December, is another refreshing winter month in Westchester, South Carolina, with an average temperature fluctuating between 57°F (13.9°C) and 46.4°F (8°C).Temperature
The coldest period is January, when temperatures fluctuate between an average high of 57°F (13.9°C) and a low of 46.4°F (8°C).Humidity
The months with the lowest humidity are January, March and October, with an average relative humidity of 73%.Rainfall
January is the month with the least rainfall. Rain falls for 5.7 days and accumulates 0.24" (6mm) of precipitation.Snowfall
Months with snowfall are January and December. January has the most snowfall days of the year in Westchester. Snow falls for 0.2 days.Daylight
In January, the average length of the day in Westchester is 10h and 17min.On the first day of January, sunrise is at 7:21 am and sunset at 5:24 pm. On the last day of the month, sunrise is at 7:15 am and sunset at 5:51 pm EST.
Sunshine
In January, the average sunshine 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 estimate of 3 to 5 represents a moderate health risk from unsafe exposure to UV radiation for ordinary individuals.Note: The UV index of 3 in January translates into these instructions:
Prioritize safety - Suggestions to prevent sun damage are offered. The best time to avoid the Sun's harmful UV radiation is during midday when it's most potent. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses. Consider this! The reflection from snow can almost double the intensity of the Sun's UV radiation.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in January
Westchester, SC
- Average high temperature in January: 57°F
The warmest month (with the highest average high temperature) is July (86.2°F).
The month with the lowest average high temperature is January (57°F).
- Average low temperature in January: 46.4°F
The months with the highest average low temperature are July and August (78.4°F).
The coldest month (with the lowest average low temperature) is January (46.4°F).
Average pressure in January
Westchester, 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 (29.98"Hg).
Average wind speed in January
Westchester, SC
- Average wind speed in January: 10.4mph
The windiest month (with the highest average wind speed) is April (10.7mph).
The calmest month (with the lowest average wind speed) is August (8.8mph).
Average humidity in January
Westchester, SC
- Average humidity in January: 73%
The month with the highest relative humidity is December (78%).
The months with the lowest relative humidity are January, March and October (73%).
Average rainfall in January
Westchester, SC
- Average rainfall in January: 0.24"
The wettest month (with the highest rainfall) is August (1.93").
The driest month (with the least rainfall) is January (0.24").
Average rainfall days in January
Westchester, SC
- Average rainfall days in January: 5.7 days
The month with the highest number of rainy days is August (17.3 days).
The month with the least rainy days is November (5.2 days).
Average snowfall days in January
Westchester, SC
- Average snowfall days in January: 0.2 days
The month with the highest number of snowfall days is January (0.2 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
Westchester, 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 0min).
The month with the least sunshine is December (Average sunshine: 5h and 42min).
Average sunshine days in January
Westchester, SC
- Average sunshine days in January: 23.9 days
The month with the most sunshine days is January (23.9 days).
The month with the least sunshine days is August (8.5 days).
Average UV index in January
Westchester, 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
Westchester, SC
- Average cloud cover in January: 34
The month with the most cloud cover is December (Cloud cover 39).
The months with the least cloud cover are June and July (Cloud cover 25).
Average visibility in January
Westchester, 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).





