January weather forecast
Kiawah Island, SC

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Weather in January

The New Year greets Kiawah Island with temperatures between 46.4°F (8°C) and 57°F (13.9°C). The weather this month leans slightly cooler than December. Breezy conditions are common, signaled by average wind speeds of 10.4mph (16.7km/h). Each day offers roughly 10.3 hours of daylight, with sunshine accounting for over half of this time. A course of wet days can be anticipated, as sprinkles start the year.

Temperature

The coldest time of the year is January, with temperatures averaging a high of 57°F (13.9°C) and a low of 46.4°F (8°C).

Humidity

The months with the lowest humidity in Kiawah Island are January, March and October, with an average relative humidity of 73%.

Rainfall

The month with the least rainfall is January, when the rain falls for 5.7 days and typically collects 0.24" (6mm) of precipitation.

Snowfall

January and December are months with snowfall in Kiawah Island. The month with the most snowfall days in Kiawah Island is January, when snow falls for 0.2 days.

Daylight

In January, the average length of the day is 10h and 17min.
On the first day of January, sunrise is at 7:22 am and sunset at 5:25 pm. On the last day of the month, sunrise is at 7:15 am and sunset at 5:51 pm EST.

Sunshine

The average sunshine in January is 5.8h.

UV index

With an average maximum UV index of 3, January is the month with the lowest UV index. A UV Index value of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV rays for the average person.
Note: During January, 3 as the daily maximum UV index converts into the following advice:
Exercise care. People with light skin might get burns in fewer than 30 minutes. Direct exposure to the Sun's intense radiation around midday should be avoided for health reasons. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat. Beware! Reflection from snow can magnify the Sun's UV radiation nearly twofold.
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Frequently asked questions

What is the coldest month in Kiawah Island?

The month of January, characterized by an average high of 57°F (13.9°C) and a low of 46.4°F (8°C), is recognized as the coldest.

What is the average January temperature in Kiawah Island?

An average high-temperature, in January, in Kiawah Island, is 57°F (13.9°C) and the average low-temperature is 46.4°F (8°C).

What are the least humid months in Kiawah Island?

January, March and October, with an average relative humidity of 73%, are the least humid months in Kiawah Island, South Carolina.

What is the average humidity in January in Kiawah Island?

The average relative humidity in January in Kiawah Island, South Carolina, is 73%.

What is the driest month in Kiawah Island?

January is the month with the least rainfall in Kiawah Island. Rain falls for 5.7 days and accumulates 0.24" (6mm) of precipitation.

How many days does it rain in January in Kiawah Island?

In Kiawah Island, South Carolina, in January, it is raining for 5.7 days, with typically 0.24" (6mm) of accumulated precipitation.

When does it snow the most in Kiawah Island?

The month with the most snowfall days is January, when snow falls for 0.2 days.

What is the last month it snows in Kiawah Island?

January is the last month it regularly snows. Throughout January, there are 0.2 snowfall days.

How many hours of daylight does Kiawah Island have in January?

The average day length in January in Kiawah Island, South Carolina, is 10h and 17min.

What time are sunrise and sunset in January in Kiawah Island?

In January, on the first day of the month, sunrise is at 7:22 am and sunset at 5:25 pm. On the last day of the month, in Kiawah Island, South Carolina, sunrise is at 7:15 am and sunset at 5:51 pm EST.

How long on average sun shines in January in Kiawah Island?

In Kiawah Island, the average sunshine duration in January is 5.8h.

What is the month with the lowest UV index in Kiawah Island?

The month with the lowest UV index in Kiawah Island is January, with an average maximum UV index of 3.

How high is the UV index in January in Kiawah Island?

In Kiawah Island, South Carolina, the average daily maximum UV index in January is 3. A UV Index value of 3 to 5 symbolizes a moderate health threat from unsafe exposure to Sun's UV rays.
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
Kiawah Island, SC

Average temperature in January - Kiawah Island, 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).

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Average pressure in January
Kiawah Island, SC

Average pressure in January - Kiawah Island, 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).

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Average wind speed in January
Kiawah Island, SC

Average wind speed in January - Kiawah Island, 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).

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Average humidity in January
Kiawah Island, SC

Average humidity in January - Kiawah Island, 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%).

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Average rainfall in January
Kiawah Island, SC

Average rainfall in January - Kiawah Island, 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").

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Average rainfall days in January
Kiawah Island, SC

Average rainfall days in January - Kiawah Island, 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).

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Average snowfall days in January
Kiawah Island, SC

Average snowfall days in January - Kiawah Island, 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).

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Average daylight in January /
Average sunshine in January
Kiawah Island, SC

Average daylight in January / Average sunshine in January - Kiawah Island, 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: 11h and 0min).
The month with the least sunshine is December (Average sunshine: 5h and 42min).

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Average sunshine days in January
Kiawah Island, SC

Average sunshine days in January - Kiawah Island, 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).

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Average UV index in January
Kiawah Island, SC

Average UV index in January - Kiawah Island, 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).

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Average cloud cover in January
Kiawah Island, SC

Average cloud cover in January - Kiawah Island, 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).

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Average visibility in January
Kiawah Island, SC

Average visibility in January - Kiawah Island, 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).

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Kiawah Island, South Carolina, USA

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