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
With average high and low temperatures of 54.3°F (12.4°C) and 39.4°F (4.1°C) respectively, January is Barnwell's coldest month.Humidity
January is the least humid month, with an average relative humidity of 70%.Rainfall
In Barnwell, in January, during 10.4 rainfall days, 1.89" (48mm) of precipitation is typically accumulated. In Barnwell, during the entire year, the rain falls for 155.3 days and collects up to 29.37" (746mm) of precipitation.Snowfall
January, February and December are months with snowfall. In Barnwell, in January, snow falls for 0.3 days, with typically accumulated 0.08" (2mm) of snow. Throughout the year, in Barnwell, South Carolina, there are 0.9 snowfall days, and 0.31" (8mm) of snow is accumulated.Daylight
In Barnwell, the average length of the day in January is 10h and 15min.On the first day of January, sunrise is at 7:28 am and sunset at 5:28 pm. On the last day of the month, sunrise is at 7:21 am and sunset at 5:55 pm EST.
Sunshine
In January, the average sunshine is 5.8h.UV index
January and December, with an average maximum UV index of 3, are months with the lowest UV index. A UV Index reading of 3 to 5 represents a medium health hazard from unsafe exposure to UV radiation for average individuals.Note: The maximum daily UV index of 3 in January converts into the following recommendations:
Be vigilant - Suggestions to stave off sun damage are provided. Exposing oneself to the midday Sun can be harmful due to the strong UV radiation; limit your time outside. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat. Notice this! Nearly double the intensity of the Sun's UV radiation can be caused by snow reflection.
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Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the coldest month?
What are the temperatures in January?
What is the least humid month?
What is the average humidity in January in Barnwell?
How much does it rain in January?
How many days does it snow in January?
What is the average length of the day in January?
What time are sunrise and sunset in January?
How many hours of sunshine does Barnwell have in January?
What is the month with the lowest UV index?
What is the UV index reading in January?
Average temperature in January
Barnwell, SC
- Average high temperature in January: 54.3°F
The warmest month (with the highest average high temperature) is July (90.9°F).
The month with the lowest average high temperature is January (54.3°F).
- Average low temperature in January: 39.4°F
The month with the highest average low temperature is July (73.2°F).
The coldest month (with the lowest average low temperature) is January (39.4°F).
Average pressure in January
Barnwell, SC
- Average pressure in January: 30.14"Hg
The months with the highest atmospheric pressure are January and November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.97"Hg).
Average wind speed in January
Barnwell, SC
- Average wind speed in January: 7.8mph
The windiest months (with the highest average wind speed) are March and April (8.2mph).
The calmest month (with the lowest average wind speed) is August (5.6mph).
Average humidity in January
Barnwell, SC
- Average humidity in January: 70%
The month with the highest relative humidity is December (76%).
The month with the lowest relative humidity is January (70%).
Average rainfall in January
Barnwell, SC
- Average rainfall in January: 1.89"
The wettest month (with the highest rainfall) is December (3.39").
The driest month (with the least rainfall) is November (1.61").
Average rainfall days in January
Barnwell, SC
- Average rainfall days in January: 10.4 days
The month with the highest number of rainy days is July (18.3 days).
The month with the least rainy days is November (7.8 days).
Average snowfall in January
Barnwell, SC
- Average snowfall in January: 0.08"
The month with the highest snowfall is February (0.2").
The months with the least snowfall are March, April, May, June, July, August, September, October and November (0").
Average snowfall days in January
Barnwell, SC
- Average snowfall days in January: 0.3 days
The months with the highest number of snowfall days are January and February (0.3 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
Barnwell, 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 30min).
Average sunshine days in January
Barnwell, SC
- Average sunshine days in January: 19.3 days
The month with the most sunshine days is October (20.1 days).
The month with the least sunshine days is July (9 days).
Average UV index in January
Barnwell, SC
- Average UV index in January: 3
The months with the highest UV index are June and July (UV index 7).
The months with the lowest UV index are January and December (UV index 3).
Average cloud cover in January
Barnwell, SC
- Average cloud cover in January: 36
The months with the most cloud cover are February and December (Cloud cover 41).
The month with the least cloud cover is October (Cloud cover 28).
Average visibility in January
Barnwell, 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).
Barnwell, South Carolina, USA
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