January weather forecast
Round O, SC

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Weather in January

January, like December, is a moderate winter month in Round O, South Carolina, with an average temperature fluctuating between 39.9°F (4.4°C) and 56.1°F (13.4°C).

Temperature

During the coldest month, January, temperatures average a high of 56.1°F (13.4°C) and a low of 39.9°F (4.4°C).

Humidity

The months with the lowest humidity in Round O are January, March and November, with an average relative humidity of 72%.

Rainfall

In Round O, South Carolina, in January, it is raining for 8.3 days, with typically 0.87" (22mm) of accumulated precipitation. In Round O, during the entire year, the rain falls for 149.7 days and collects up to 21.5" (546mm) of precipitation.

Snowfall

January and February are months with snowfall. The months with the most snowfall in Round O are January and February, with an average 0.12" (3mm) of accumulated snow.

Daylight

The average length of the day in January in Round O is 10h and 16min.
On the first day of the month, sunrise is at 7:24 am and sunset at 5:26 pm. On the last day of January, in Round O, sunrise is at 7:17 am and sunset at 5:53 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 vulnerability from exposure to the Sun's UV radiation for the ordinary person.
Note: The maximum UV index of 3 during January translates into these guidelines:
Make use of precautions - It is urged to ward off sun damage. Protect yourself from the midday Sun's peak UV radiation by minimizing exposure. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses. Observe! Snow reflection can nearly intensify the Sun's UV radiation twofold.
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Frequently asked questions

What part of the year is the coldest in Round O?

With an average high-temperature of 56.1°F (13.4°C) and an average low-temperature of 39.9°F (4.4°C), January is the coldest month in Round O, South Carolina.

What is the temperature in January in Round O?

Round O in January has an average high-temperature of 56.1°F (13.4°C) and an average low-temperature of 39.9°F (4.4°C).

What are the least humid months in Round O?

January, March and November, with an average relative humidity of 72%, are the least humid months.

What is the average humidity in January in Round O?

In Round O, South Carolina, the average relative humidity in January is 72%.

How many days does it rain in January in Round O?

In January, in Round O, the rain falls for 8.3 days. Throughout January, 0.87" (22mm) of precipitation is accumulated.

What is the snowiest month in Round O?

The months with the most snowfall in Round O are January and February, with an average 0.12" (3mm) of accumulated snow.

When does it start snowing in Round O?

January is the first month it typically snows in Round O, South Carolina. Throughout January, in the average 0.4 snowfall days, it receives 0.12" (3mm) of snow.

What is the average length of the day in January in Round O?

In Round O, the average day length in January is 10h and 16min.

When are sunrise and sunset in January in Round O?

In January, on the first day of the month, sunrise is at 7:24 am and sunset at 5:26 pm. On the last day of the month, in Round O, sunrise is at 7:17 am and sunset at 5:53 pm EST.

How many hours of sunshine does Round O have in January?

In January, the average sunshine duration in Round O, South Carolina, is 5.8h.

When is the lowest UV index in Round O?

January and December, with an average maximum UV index of 3, are months with the lowest UV index.

How high is the UV index in January in Round O?

In January, the average daily maximum UV index in Round O is 3. A UV Index of 3 to 5 symbolizes a moderate health threat from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in January
Round O, SC

Average temperature in January - Round O, SC
  • Average high temperature in January: 56.1°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 (56.1°F).

  • Average low temperature in January: 39.9°F

The month with the highest average low temperature is July (73.4°F).
The coldest month (with the lowest average low temperature) is January (39.9°F).

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Average pressure in January
Round O, SC

Average pressure in January - Round O, 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).

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Average wind speed in January
Round O, SC

Average wind speed in January - Round O, SC
  • Average wind speed in January: 6.1mph

The windiest month (with the highest average wind speed) is April (6.7mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).

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Average humidity in January
Round O, SC

Average humidity in January - Round O, SC
  • Average humidity in January: 72%

The months with the highest relative humidity are August and December (77%).
The months with the lowest relative humidity are January, March and November (72%).

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Average rainfall in January
Round O, SC

Average rainfall in January - Round O, SC
  • Average rainfall in January: 0.87"

The wettest month (with the highest rainfall) is August (3.15").
The driest month (with the least rainfall) is November (0.75").

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Average rainfall days in January
Round O, SC

Average rainfall days in January - Round O, SC
  • Average rainfall days in January: 8.3 days

The month with the highest number of rainy days is July (21.1 days).
The month with the least rainy days is November (6.2 days).

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Average snowfall in January
Round O, SC

Average snowfall in January - Round O, SC
  • Average snowfall in January: 0.12"

The months with the highest snowfall are January and February (0.12").
The months with the least snowfall are March, April, May, June, July, August, September, October, November and December (0").

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Average snowfall days in January
Round O, SC

Average snowfall days in January - Round O, 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 April, May, June, July, August, September, October and November (0 days).

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Average daylight in January /
Average sunshine in January
Round O, SC

Average daylight in January / Average sunshine in January - Round O, SC
  • Average daylight in January: 10h and 2min

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: 10h and 54min).
The month with the least sunshine is December (Average sunshine: 5h and 30min).

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Average sunshine days in January
Round O, SC

Average sunshine days in January - Round O, SC
  • Average sunshine days in January: 21 days

The month with the most sunshine days is November (21.1 days).
The month with the least sunshine days is July (6.9 days).

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Average UV index in January
Round O, SC

Average UV index in January - Round O, 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).

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Average cloud cover in January
Round O, SC

Average cloud cover in January - Round O, SC
  • Average cloud cover in January: 37

The month with the most cloud cover is December (Cloud cover 42).
The months with the least cloud cover are July and October (Cloud cover 29).

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Average visibility in January
Round O, SC

Average visibility in January - Round O, SC
  • Average visibility in January: 6mi

The months with the highest visibility are January, February, March, April, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is May (5mi).

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Round O, South Carolina, USA

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