January weather forecast
South Charleston, OH

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Weather in January

January, like December, in South Charleston, Ohio, is another cold winter month, with temperature in the range of an average low of 21.2°F (-6°C) and an average high of 32.5°F (0.3°C).

Temperature

South Charleston's coldest weather arrives in January, when temperatures average a high of 32.5°F (0.3°C) and a low of 21.2°F (-6°C).

Humidity

The months with the highest humidity in South Charleston are January, February and December, with an average relative humidity of 83%.

Rainfall

In South Charleston, during January, the rain falls for 7.3 days and regularly aggregates up to 1.46" (37mm) of precipitation. In South Charleston, during the entire year, the rain falls for 149.8 days and collects up to 23.66" (601mm) of precipitation.

Snowfall

January through April, November and December are months with snowfall in South Charleston. In South Charleston, during January, snow falls for 6.6 days and regularly aggregates up to 1.54" (39mm) of snow. Throughout the year, in South Charleston, Ohio, there are 25.3 snowfall days, and 8.07" (205mm) of snow is accumulated.

Daylight

In January, the average length of the day is 9h and 44min.
On the first day of the month, sunrise is at 7:55 am and sunset at 5:20 pm. On the last day of January, in South Charleston, sunrise is at 7:43 am and sunset at 5:52 pm EST.

Sunshine

The month with the least sunshine in South Charleston is January, with an average of 3.5h of sunshine.

UV index

January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index reading of 2, and below, represents a minimal health hazard from unsafe exposure to UV radiation for the ordinary person.
Note: In January, the maximum UV index of 2 transforms into these recommendations:
Those with sensitive skin, infants, and children require constant safeguarding from prolonged sun exposure. Direct exposure to the Sun's intense radiation around midday should be avoided for health reasons. Tightly woven clothing, when worn loosely, shields effectively against the Sun. Remember! The Sun's UV radiation can be magnified almost twofold by the reflection of snow.
Updated: Feb 13, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What month is the coldest in South Charleston?

January, with an average high of 32.5°F (0.3°C) and a low of 21.2°F (-6°C), signifies the coldest month of the year in South Charleston, Ohio.

How cold is it in South Charleston in January?

In January, in South Charleston, the average high-temperature is 32.5°F (0.3°C), and the average low-temperature is 21.2°F (-6°C).

What is the most humid month in South Charleston?

January, February and December, with an average relative humidity of 83%, are most humid months in South Charleston, Ohio.

What is the average humidity in January in South Charleston?

In South Charleston, Ohio, the average relative humidity in January is 83%.

How many days does it rain in January in South Charleston?

In South Charleston, during January, the rain falls for 7.3 days and regularly aggregates up to 1.46" (37mm) of precipitation.

How much does it snow in South Charleston in January?

In January, in South Charleston, Ohio, it is snowing for 6.6 days. Throughout January, 1.54" (39mm) of snow is accumulated.

How many hours of daylight does South Charleston have in January?

In January, the average day length in South Charleston, Ohio, is 9h and 44min.

When are sunrise and sunset in January in South Charleston?

In January, on the first day of the month, sunrise is at 7:55 am and sunset at 5:20 pm. On the last day of the month, in South Charleston, sunrise is at 7:43 am and sunset at 5:52 pm EST.

What is the month with the least sunshine in South Charleston?

The month with the least sunshine in South Charleston is January, with an average of 3.5h of sunshine.

How many hours of sunshine does South Charleston have in January?

In South Charleston, the average sunshine duration in January is 3.5h.

What is the month with the lowest UV index in South Charleston?

The months with the lowest UV index in South Charleston, Ohio, are January, February, November and December, with an average maximum UV index of 2.

How high is the UV index in January in South Charleston?

The average daily maximum UV index in January in South Charleston is 2. A UV Index estimate of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in January
South Charleston, OH

Average temperature in January - South Charleston, OH
  • Average high temperature in January: 32.5°F

The warmest month (with the highest average high temperature) is July (80.4°F).
The month with the lowest average high temperature is January (32.5°F).

  • Average low temperature in January: 21.2°F

The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (21.2°F).

Average pressure in January
South Charleston, OH

Average pressure in January - South Charleston, OH
  • Average pressure in January: 30.13"Hg

The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

Average wind speed in January
South Charleston, OH

Average wind speed in January - South Charleston, OH
  • Average wind speed in January: 10.4mph

The windiest month (with the highest average wind speed) is January (10.4mph).
The calmest months (with the lowest average wind speed) are July and August (5.8mph).

Average humidity in January
South Charleston, OH

Average humidity in January - South Charleston, OH
  • Average humidity in January: 83%

The months with the highest relative humidity are January, February and December (83%).
The months with the lowest relative humidity are October and November (75%).

Average rainfall in January
South Charleston, OH

Average rainfall in January - South Charleston, OH
  • Average rainfall in January: 1.46"

The wettest month (with the highest rainfall) is May (3.19").
The driest month (with the least rainfall) is September (1.34").

Average rainfall days in January
South Charleston, OH

Average rainfall days in January - South Charleston, OH
  • Average rainfall days in January: 7.3 days

The month with the highest number of rainy days is May (18.8 days).
The month with the least rainy days is January (7.3 days).

Average snowfall in January
South Charleston, OH

Average snowfall in January - South Charleston, OH
  • Average snowfall in January: 1.54"

The month with the highest snowfall is March (2.32").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in January
South Charleston, OH

Average snowfall days in January - South Charleston, OH
  • Average snowfall days in January: 6.6 days

The month with the highest number of snowfall days is January (6.6 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in January /
Average sunshine in January
South Charleston, OH

Average daylight in January / Average sunshine in January - South Charleston, OH
  • Average daylight in January: 9h and 4min

The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 24min).

  • Average sunshine in January: 3h and 3min

The month with the most sunshine is August (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 3h and 30min).

Average sunshine days in January
South Charleston, OH

Average sunshine days in January - South Charleston, OH
  • Average sunshine days in January: 18 days

The month with the most sunshine days is November (20 days).
The month with the least sunshine days is May (9.6 days).

Average UV index in January
South Charleston, OH

Average UV index in January - South Charleston, OH
  • Average UV index in January: 2

The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).

Average cloud cover in January
South Charleston, OH

Average cloud cover in January - South Charleston, OH
  • Average cloud cover in January: 63

The month with the most cloud cover is January (Cloud cover 63).
The month with the least cloud cover is August (Cloud cover 30).

Average visibility in January
South Charleston, OH

Average visibility in January - South Charleston, OH
  • 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).

South Charleston, Ohio, USA

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