Climate and monthly weather forecast
Myrtle Beach, SC

The glorious Myrtle Beach in South Carolina, with lit city buildings
The glorious Myrtle Beach in South Carolina, with lit city buildings

Weather in January

January, like December, in Myrtle Beach, South Carolina, is a cool winter month, with temperature in the range of an average high of 54.3°F (12.4°C) and an average low of 42.1°F (5.6°C). The coldest month is January, with an average high-temperature of 54.3°F (12.4°C) and an average low-temperature of 42.1°F (5.6°C). Weather in January »

Weather in February

February, the last month of the winter in Myrtle Beach, is a moderate month, with temperature in the range of an average high of 57.4°F (14.1°C) and an average low of 44.8°F (7.1°C). In February, the average high-temperature is relatively the same as in January - a mild 57.4°F (14.1°C). Weather in February »

Weather in March

The first month of the spring, March, is a comfortable month in Myrtle Beach, South Carolina, with an average temperature varying between 62.2°F (16.8°C) and 49.6°F (9.8°C). In Myrtle Beach, the average high-temperature in March is practically the same as in February - a comfortable 62.2°F (16.8°C). Weather in March »

Weather in April

April in Myrtle Beach, South Carolina, is a pleasant spring month, with temperature in the range of an average low of 58.6°F (14.8°C) and an average high of 70.3°F (21.3°C). In Myrtle Beach, the average high-temperature in April slightly increases from an enjoyable 62.2°F (16.8°C) in March to an agreeable 70.3°F (21.3°C). Weather in April »

Weather in May

May, the last month of the spring in Myrtle Beach, is a warm month, with an average temperature fluctuating between 66.7°F (19.3°C) and 77.5°F (25.3°C). In Myrtle Beach, the average high-temperature in May slightly increases from a pleasant 70.3°F (21.3°C) in April to a warm 77.5°F (25.3°C). Weather in May »

Weather in June

The first month of the summer, June, is still a warm month in Myrtle Beach, South Carolina, with temperature in the range of an average low of 73°F (22.8°C) and an average high of 84.2°F (29°C). In June, the average high-temperature marginally rises from 77.5°F (25.3°C) in May to a still warm 84.2°F (29°C). Weather in June »

Weather in July

July in Myrtle Beach, South Carolina, is a tropical summer month, with temperature in the range of an average high of 86.7°F (30.4°C) and an average low of 76.3°F (24.6°C). The warmest month is July, with an average high-temperature of 86.7°F (30.4°C) and an average low-temperature of 76.3°F (24.6°C). The average heat index in July is computed to be a torrid 100.4°F (38°C). Weather in July »

Weather in August

The last month of the summer, August, is another warm month in Myrtle Beach, South Carolina, with an average temperature ranging between max 85.6°F (29.8°C) and min 75.6°F (24.2°C). In Myrtle Beach, the average high-temperature in August is relatively the same as in July - a warm 85.6°F (29.8°C). Weather in August »

Weather in September

The first month of the autumn, September, is still a warm month in Myrtle Beach, South Carolina, with temperature in the range of an average high of 81.7°F (27.6°C) and an average low of 71.4°F (21.9°C). In September, the average high-temperature is almost the same as in August - a still warm 81.7°F (27.6°C). Weather in September »

Weather in October

October, the same as September, is a moderately hot autumn month in Myrtle Beach, South Carolina, with an average temperature fluctuating between 61.7°F (16.5°C) and 73.6°F (23.1°C). In October, the average high-temperature marginally drops from 81.7°F (27.6°C) in September to a still moderately hot 73.6°F (23.1°C). Weather in October »

Weather in November

The last month of the autumn, November, is another comfortable month in Myrtle Beach, South Carolina, with an average temperature ranging between max 63.5°F (17.5°C) and min 51.1°F (10.6°C). In Myrtle Beach, the average high-temperature in November drops from a warm 73.6°F (23.1°C) in October to a comfortable 63.5°F (17.5°C). Weather in November »

Weather in December

December, the first month of the winter in Myrtle Beach, is still a mild month, with an average temperature ranging between max 58.3°F (14.6°C) and min 46.9°F (8.3°C). In December, the average high-temperature is practically the same as in November - a mild 58.3°F (14.6°C). Weather in December »
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FAQ

What is the coldest month in Myrtle Beach?

The coldest month is January, with an average high-temperature of 54.3°F (12.4°C) and an average low-temperature of 42.1°F (5.6°C).

What is the least humid month in Myrtle Beach?

January and November, with an average relative humidity of 74%, are the least humid months in Myrtle Beach.

What is the driest month in Myrtle Beach?

The month with the least rainfall is January, when the rain falls for 10.3 days and typically collects 1.02" (26mm) of precipitation.

How many days does it rain in Myrtle Beach?

Throughout the year, in Myrtle Beach, South Carolina, there are 166.5 rainfall days, and 28.78" (731mm) of precipitation is accumulated.

When does it snow in Myrtle Beach?

Months with snowfall in Myrtle Beach are January, February and December.

How much does it snow in Myrtle Beach?

Throughout the year, there are 1 snowfall days, and 0.16" (4mm) of snow is accumulated.

What is the month with the lowest UV index in Myrtle Beach?

With an average maximum UV index of 3, January is the month with the lowest UV index in Myrtle Beach.

What is the snowiest month in Myrtle Beach?

February is the month with the most snowfall. Snow falls for 0.3 days and accumulates 0.08" (2mm) of snow.

When it does not snow in Myrtle Beach?

March through November are months without snowfall in Myrtle Beach.

When is the ocean coldest in Myrtle Beach?

The month with the coldest seawater in Myrtle Beach, South Carolina, is March, with an average ocean temperature of 57.7°F (14.3°C).

When is Daylight Saving Time (DST) in Myrtle Beach?

On Sunday, March 13. 2022, at 2:00 am, Daylight Saving Time starts, and the time zone changes from EST to EDT. Daylight Saving Time ends Sunday, November 6. 2022, at 2:00 am, and the time zone reverts from EDT to EST.

What are the most humid months in Myrtle Beach?

May, June, August and December, with an average relative humidity of 78%, are most humid months in Myrtle Beach.

When are the longest days in Myrtle Beach?

With an average of 14h and 22min of daylight, June has the longest days of the year.

What is the month with the highest UV index in Myrtle Beach?

The months with the highest UV index are June through August, with an average maximum UV index of 7.

What is the warmest month in Myrtle Beach?

The warmest month in Myrtle Beach is July, with an average high-temperature of 86.7°F (30.4°C) and an average low-temperature of 76.3°F (24.6°C).

What is the month with the most sunshine in Myrtle Beach?

July and August, with an average of 10.9h of sunshine, are months with the most sunshine in Myrtle Beach.

What is the rainiest month in Myrtle Beach?

The month with the most rainfall is August, when the rain falls for 19.8 days and typically aggregates up to 4.53" (115mm) of precipitation.

What month is the ocean warmest in Myrtle Beach?

With an average ocean temperature of 82.9°F (28.3°C), August is the month with the warmest seawater in Myrtle Beach, South Carolina.

What is the month with the shortest days in Myrtle Beach?

December has the shortest days of the year, with an average of 9h and 58min of daylight.

What is the month with the least sunshine in Myrtle Beach?

The month with the least sunshine in Myrtle Beach is December, with an average of 5.6h of sunshine.

Average temperature
Myrtle Beach, SC

Average temperature - Myrtle Beach, SC

The warmest month (with the highest average high temperature) is July (86.7°F).
The month with the lowest average high temperature is January (54.3°F).

The month with the highest average low temperature is July (76.3°F).
The coldest month (with the lowest average low temperature) is January (42.1°F).

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Average pressure
Myrtle Beach, SC

Average pressure - Myrtle Beach, SC

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).

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Average wind speed
Myrtle Beach, SC

Average wind speed - Myrtle Beach, SC

The windiest month (with the highest average wind speed) is April (10.1mph).
The calmest month (with the lowest average wind speed) is August (7.9mph).

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Average humidity
Myrtle Beach, SC

Average humidity - Myrtle Beach, SC

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

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Average rainfall
Myrtle Beach, SC

Average rainfall - Myrtle Beach, SC

The wettest month (with the highest rainfall) is August (4.53").
The driest month (with the least rainfall) is January (1.02").

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Average rainfall days
Myrtle Beach, SC

Average rainfall days - Myrtle Beach, SC

The months with the highest number of rainy days are July and August (19.8 days).
The month with the least rainy days is November (9.7 days).

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Average snowfall
Myrtle Beach, SC

Average snowfall - Myrtle Beach, SC

The month with the highest snowfall is February (0.08").
The months with the least snowfall are March, April, May, June, July, August, September, October and November (0").

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Average snowfall days
Myrtle Beach, SC

Average snowfall days - Myrtle Beach, SC

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 sea temperature
Myrtle Beach, SC

Average sea temperature - Myrtle Beach, SC

The best month for swimming (with the highest average sea temperature) is August (82.9°F).
The coldest month (with the lowest average sea temperature) is March (57.7°F).

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Average daylight / Average sunshine
Myrtle Beach, SC

Average daylight / Average sunshine - Myrtle Beach, SC

The month with the longest days is June (Average daylight: 14h and 22min).
The month with the shortest days is December (Average daylight: 9h and 58min).

The months with the most sunshine are July and August (Average sunshine: 10h and 54min).
The month with the least sunshine is December (Average sunshine: 5h and 36min).

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Average sunshine days
Myrtle Beach, SC

Average sunshine days - Myrtle Beach, SC

The month with the most sunshine days is October (19.1 days).
The month with the least sunshine days is June (8.2 days).

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Average visibility
Myrtle Beach, SC

Average visibility - Myrtle Beach, SC

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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