January weather forecast
North Myrtle Beach, SC

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Weather in January

North Myrtle Beach, South Carolina experiences relatively cold conditions in January. The chill in the air is accompanied by a cloud cover of 36%, facilitating heat retention during the cold spell. January's weather eases in, following the much cooler December and heralds an uptick in temperatures moving forward into February. The beginning of the year signifies a quieter period, due to potentially unpredictable weather, making the beachfront less crowded, offering solitude and tranquillity for residents and visitors. The highest wind gust recorded in this month peaks at 15.5mph (24.9km/h), underlining the windy conditions experienced during this period.

Temperature

With average high and low temperatures of 54.1°F (12.3°C) and 41.5°F (5.3°C) respectively, January is North Myrtle Beach's coldest month.

Humidity

January is the least humid month in North Myrtle Beach, with an average relative humidity of 74%.

Rainfall

The month with the least rainfall is January, when the rain falls for 6.3 days and typically collects 0.39" (10mm) of precipitation.

Snowfall

January through March and December are months with snowfall. January has the most snowfall days of the year. Snow falls for 0.4 days.

Daylight

In North Myrtle Beach, the average length of the day in January is 10h and 13min.
On the first day of January, sunrise is at 7:19 am and sunset at 5:16 pm. On the last day of the month, sunrise is at 7:12 am and sunset at 5:44 pm EST.

Sunshine

January and December, with an average of 5.6h of sunshine, are months with the least sunshine in North Myrtle Beach.

UV index

With an average maximum UV index of 3, January is the month 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 ordinary individuals.
Note: A maximum high daily UV index of 3 during January translates into the following directions:
Put precautions into practice - Guidance to elude sunburn is provided. To guard against the harmful effects of the Sun, minimize exposure during midday. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays. Mark this! Snow reflection can nearly double the UV radiation intensity from the Sun.
Updated: Aug 26, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What time of the year is the coldest in North Myrtle Beach?

January, having an average high-temperature of 54.1°F (12.3°C) and an average low-temperature of 41.5°F (5.3°C), is the coldest month.

What is the temperature in January in North Myrtle Beach?

The high-temperature, in January, in North Myrtle Beach, is 54.1°F (12.3°C), while the low-temperature averages to 41.5°F (5.3°C).

What is the least humid month?

January is the least humid month, with an average relative humidity of 74%.

What is the average humidity in January?

In North Myrtle Beach, the average relative humidity in January is 74%.

What is the driest month?

The month with the least rainfall is January, when the rain falls for 6.3 days and typically collects 0.39" (10mm) of precipitation.

How many days does it rain in January?

In January, the rain falls for 6.3 days. Throughout January, 0.39" (10mm) of precipitation is accumulated.

When does it snow the most?

The month with the most snowfall days is January, when snow falls for 0.4 days.

How many days does it snow in January?

In North Myrtle Beach, during January, snow falls for 0.4 days.

How many hours of daylight does North Myrtle Beach have in January?

In North Myrtle Beach, the average day length in January is 10h and 13min.

When is the sunrise / sunset in January?

In January, on the first day of the month, sunrise is at 7:19 am and sunset at 5:16 pm. On the last day of the month, sunrise is at 7:12 am and sunset at 5:44 pm EST.

What is the month with the least sunshine?

The months with the least sunshine are January and December, with an average of 5.6h of sunshine.

How long on average sun shines in January?

In North Myrtle Beach, the average sunshine duration in January is 5.6h.

When is the lowest UV index?

January is the month with the lowest UV index, with an average maximum UV index of 3.

What is the UV index intensity in January in North Myrtle Beach?

In North Myrtle Beach, the average daily maximum UV index in January is 3. A UV Index estimate of 3 to 5 represents a moderate vulnerability from 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
North Myrtle Beach, SC

Average temperature in January - North Myrtle Beach, SC
  • Average high temperature in January: 54.1°F

The warmest month (with the highest average high temperature) is July (86.7°F).
The month with the lowest average high temperature is January (54.1°F).

  • Average low temperature in January: 41.5°F

The month with the highest average low temperature is July (75.9°F).
The coldest month (with the lowest average low temperature) is January (41.5°F).

Average pressure in January
North Myrtle Beach, SC

Average pressure in January - North Myrtle Beach, SC
  • Average pressure in January: 30.13"Hg

The months with the highest atmospheric pressure are January and December (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.97"Hg).

Average wind speed in January
North Myrtle Beach, SC

Average wind speed in January - North Myrtle Beach, SC
  • Average wind speed in January: 9.6mph

The windiest month (with the highest average wind speed) is April (10.3mph).
The calmest month (with the lowest average wind speed) is August (7.8mph).

Average humidity in January
North Myrtle Beach, SC

Average humidity in January - North Myrtle Beach, SC
  • Average humidity in January: 74%

The months with the highest relative humidity are May, June, August and December (78%).
The month with the lowest relative humidity is January (74%).

Average rainfall in January
North Myrtle Beach, SC

Average rainfall in January - North Myrtle Beach, SC
  • Average rainfall in January: 0.39"

The wettest month (with the highest rainfall) is August (1.81").
The driest month (with the least rainfall) is January (0.39").

Average rainfall days in January
North Myrtle Beach, SC

Average rainfall days in January - North Myrtle Beach, SC
  • Average rainfall days in January: 6.3 days

The month with the highest number of rainy days is August (16 days).
The month with the least rainy days is January (6.3 days).

Average snowfall days in January
North Myrtle Beach, SC

Average snowfall days in January - North Myrtle Beach, 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).

Average daylight in January /
Average sunshine in January
North Myrtle Beach, SC

Average daylight in January / Average sunshine in January - North Myrtle Beach, SC
  • Average daylight in January: 10h and 1min

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

  • Average sunshine in January: 5h and 4min

The month with the most sunshine is July (Average sunshine: 11h and 0min).
The months with the least sunshine are January and December (Average sunshine: 5h and 36min).

Average sunshine days in January
North Myrtle Beach, SC

Average sunshine days in January - North Myrtle Beach, SC
  • Average sunshine days in January: 21.5 days

The month with the most sunshine days is January (21.5 days).
The month with the least sunshine days is August (10.8 days).

Average UV index in January
North Myrtle Beach, SC

Average UV index in January - North Myrtle Beach, SC
  • Average UV index in January: 3

The months with the highest UV index are June, July and August (UV index 7).
The month with the lowest UV index is January (UV index 3).

Average cloud cover in January
North Myrtle Beach, SC

Average cloud cover in January - North Myrtle Beach, SC
  • Average cloud cover in January: 36

The month with the most cloud cover is December (Cloud cover 40).
The month with the least cloud cover is June (Cloud cover 25).

Average visibility in January
North Myrtle Beach, SC

Average visibility in January - North Myrtle Beach, 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).

North Myrtle Beach, South Carolina, USA

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