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 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
January, recording an average high temperature of 54.1°F (12.3°C) and a low temperature of 38.7°F (3.7°C), is Jackson's coldest month.Humidity
The months with the lowest humidity are January, July and November, with an average relative humidity of 70%.Rainfall
In Jackson, during January, the rain falls for 10 days and regularly aggregates up to 1.85" (47mm) of precipitation. In Jackson, during the entire year, the rain falls for 153.6 days and collects up to 29.33" (745mm) of precipitation.Snowfall
Months with snowfall are January, February and December. January is the month with the most snowfall in Jackson. Snow falls for 0.4 days and accumulates 0.12" (3mm) of snow.Daylight
The average length of the day in January is 10h and 14min.On the first day of the month, sunrise is at 7:30 am and sunset at 5:30 pm. On the last day of January, in Jackson, South Carolina, sunrise is at 7:23 am and sunset at 5:57 pm EST.
Sunshine
In January, the average sunshine is 5.8h.UV index
The months with the lowest UV index are January and December, 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 the average person.Note: The UV index of 3 during January leads to these advisories:
Be mindful. Individuals with a lighter skin tone may suffer burns in less than 30 minutes. Around midday, solar radiation is most harmful; hence, exposure should be limited. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes. Be careful! The Sun's UV radiation can nearly be doubled by the reflective quality of snow.
Frequently asked questions
What month is the coldest in Jackson?
What are January temperatures in Jackson?
What is the least humid month in Jackson?
What is the average humidity in January in Jackson?
How many days does it rain in January in Jackson?
When does it snow the most in Jackson?
How much does it snow in Jackson in January?
How many hours of daylight does Jackson have in January?
When is the sunrise / sunset in January in Jackson?
How many hours of sunshine does Jackson have in January?
When is the lowest UV index in Jackson?
How high is the UV index in January in Jackson?
Average temperature in January
Jackson, SC
- Average high temperature in January: 54.1°F
The warmest month (with the highest average high temperature) is July (91.8°F).
The month with the lowest average high temperature is January (54.1°F).
- Average low temperature in January: 38.7°F
The month with the highest average low temperature is July (73.8°F).
The coldest month (with the lowest average low temperature) is January (38.7°F).
Average pressure in January
Jackson, SC
- Average pressure in January: 30.14"Hg
The months with the highest atmospheric pressure are January, November and December (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.98"Hg).
Average wind speed in January
Jackson, SC
- Average wind speed in January: 8mph
The windiest months (with the highest average wind speed) are February and April (8.3mph).
The calmest month (with the lowest average wind speed) is August (5.5mph).
Average humidity in January
Jackson, SC
- Average humidity in January: 70%
The month with the highest relative humidity is December (75%).
The months with the lowest relative humidity are January, July and November (70%).
Average rainfall in January
Jackson, SC
- Average rainfall in January: 1.85"
The wettest month (with the highest rainfall) is August (3.23").
The driest month (with the least rainfall) is September (1.69").
Average rainfall days in January
Jackson, SC
- Average rainfall days in January: 10 days
The month with the highest number of rainy days is July (19.8 days).
The month with the least rainy days is November (7.6 days).
Average snowfall in January
Jackson, SC
- Average snowfall in January: 0.12"
The month with the highest snowfall is January (0.12").
The months with the least snowfall are March, April, May, June, July, August, September, October and November (0").
Average snowfall days in January
Jackson, SC
- Average snowfall days in January: 0.4 days
The month with the highest number of snowfall days is January (0.4 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
Jackson, SC
- Average daylight in January: 10h and 1min
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 5min
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 24min).
Average sunshine days in January
Jackson, SC
- Average sunshine days in January: 19.8 days
The month with the most sunshine days is October (21.7 days).
The month with the least sunshine days is July (8.2 days).
Average UV index in January
Jackson, 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
Jackson, SC
- Average cloud cover in January: 36
The month with the most cloud cover is December (Cloud cover 41).
The month with the least cloud cover is October (Cloud cover 27).
Average visibility in January
Jackson, 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).
Jackson, South Carolina, USA
Weather forecast for your location
2. Allow the app to use your location
