March weather forecast
Myrtle Beach, SC

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

Weather in March

March witnesses the arrival of spring in Myrtle Beach, South Carolina, presenting a transition from the cold winter months marked by a noteworthy upsurge in temperature. During this month, temperatures see a moderate increase with averages peaking at 62.2°F (16.8°C) and dipping to 49.6°F (9.8°C). However, rainfall intensifies to about 1.54" (39mm) spread over an approximated 13.2 days, providing the city with a more humid feel compared to February. The shift to April witnesses a continuation of the upward trend in temperature, complemented with a surge in rainfall. The extended daylight hours, paired with a Step-up in sunshine, make for a pleasant outdoor experience, signaling the onset of the warmer months.

Temperature

The shift from February to March in Myrtle Beach is characterized by an average high-temperature of an enjoyable 62.2°F (16.8°C), not significantly different from the 57.4°F (14.1°C) of February. During the March nights, an average temperature of 49.6°F (9.8°C) is observed in Myrtle Beach.

Humidity

The average relative humidity in March is 75%.

Rainfall

In Myrtle Beach, in March, during 13.2 rainfall days, 1.54" (39mm) of precipitation is typically accumulated. In Myrtle Beach, during the entire year, the rain falls for 166.5 days and collects up to 28.78" (731mm) of precipitation.

Snowfall

In Myrtle Beach, snow does not fall in March through November.

Ocean temperature

With an average ocean temperature of 57.7°F (14.3°C), March is the month with the coldest seawater in Myrtle Beach.
Note: Swimming in 57.7°F (14.3°C) is considered life-threatening. Even a few minutes in 55.4°F (13°C) water is uncomfortable, and swimming below 50°F (10°C) may cause total loss of breathing control and cold shock, depending on a person's physique.

Daylight

In Myrtle Beach, the average length of the day in March is 12h and 0min.
On the first day of March in Myrtle Beach, sunrise is at 6:42 am and sunset at 6:12 pm EST. On the last day of the month, sunrise is at 7:03 am and sunset at 7:35 pm EDT.
Note: On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts, and the time zone changes from EST to EDT. Daylight Saving Time lasts until Sunday, November 3. 2024, at 2:00 am; consequently, the time zone reverts from EDT to EST.

Sunshine

The average sunshine in March in Myrtle Beach is 7.6h.

UV index

The average daily maximum UV index in March is 5. A UV Index of 3 to 5 symbolizes a moderate health risk from unprotected exposure to Sun's UV rays for the ordinary person.
Note: The UV index of 5 in March translates into these instructions:
Guard yourself - Precautionary measures against sun damage are advocated. The intensity of the Sun's UV radiation during midday suggests reducing time spent outdoors. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection. Consider this! The reflection from snow can almost double the intensity of the Sun's UV radiation.
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Frequently asked questions

What are March temperatures in Myrtle Beach?

In Myrtle Beach, 62.2°F (16.8°C) is the average high-temperature and 49.6°F (9.8°C) is the average low-temperature during March.

What is the average humidity in March in Myrtle Beach?

In March, the average relative humidity in Myrtle Beach, South Carolina, is 75%.

How much does it rain in Myrtle Beach in March?

In Myrtle Beach, during March, the rain falls for 13.2 days and regularly aggregates up to 1.54" (39mm) of precipitation.

When it does not snow in Myrtle Beach?

March through November are months without snowfall in Myrtle Beach.

Does it snow in Myrtle Beach in March?

In March, it doesn't snow. February is the latest month when it typically snows.

What month is the ocean coldest in Myrtle Beach?

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

How cold is the water in March in Myrtle Beach?

In Myrtle Beach, the average seawater temperature in March is 57.7°F (14.3°C). Swimming in 57.7°F (14.3°C) is considered life-threatening. Even a few minutes in 55.4°F (13°C) water is uncomfortable, and swimming below 50°F (10°C) may cause total loss of breathing control and cold shock, depending on a person's physique.

How many hours of daylight does Myrtle Beach have in March?

The average day length in March in Myrtle Beach is 12h and 0min.

What time are sunrise and sunset in March in Myrtle Beach?

In March, on the first day of the month, sunrise is at 6:42 am and sunset at 6:12 pm EST. On the last day of the month, in Myrtle Beach, South Carolina, sunrise is at 7:03 am and sunset at 7:35 pm EDT.

When does Daylight Saving Time (DST) start in March in Myrtle Beach?

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts in Myrtle Beach, and the time zone changes from EST to EDT. DST ends Sunday, November 3. 2024, at 2:00 am.

How long on average sun shines in March in Myrtle Beach?

The average sunshine duration in March in Myrtle Beach is 7.6h.

What is the UV index intensity in March in Myrtle Beach?

The average daily maximum UV index in March is 5. A UV Index value of 3 to 5 symbolizes a medium health risk from unprotected exposure to UV radiation.
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 March
Myrtle Beach, SC

Average temperature in March - Myrtle Beach, SC
  • Average high temperature in March: 62.2°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 (54.3°F).

  • Average low temperature in March: 49.6°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 in March
Myrtle Beach, SC

Average pressure in March - Myrtle Beach, SC
  • Average pressure in March: 30.09"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).

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Average wind speed in March
Myrtle Beach, SC

Average wind speed in March - Myrtle Beach, SC
  • Average wind speed in March: 9.9mph

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 in March
Myrtle Beach, SC

Average humidity in March - Myrtle Beach, SC
  • Average humidity in March: 75%

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 in March
Myrtle Beach, SC

Average rainfall in March - Myrtle Beach, SC
  • Average rainfall in March: 1.54"

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 in March
Myrtle Beach, SC

Average rainfall days in March - Myrtle Beach, SC
  • Average rainfall days in March: 13.2 days

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 in March
Myrtle Beach, SC

Average snowfall in March - Myrtle Beach, SC
  • Average snowfall in March: 0"

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 in March
Myrtle Beach, SC

Average snowfall days in March - Myrtle Beach, SC
  • Average snowfall days in March: 0.1 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 sea temperature in March
Myrtle Beach, SC

Average sea temperature in March - Myrtle Beach, SC
  • Average sea temperature in March: 57.7°F

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 in March /
Average sunshine in March
Myrtle Beach, SC

Average daylight in March / Average sunshine in March - Myrtle Beach, SC
  • Average daylight in March: 12h and 0min

The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 10h and 0min).

  • Average sunshine in March: 7h and 4min

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 in March
Myrtle Beach, SC

Average sunshine days in March - Myrtle Beach, SC
  • Average sunshine days in March: 15 days

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 UV index in March
Myrtle Beach, SC

Average UV index in March - Myrtle Beach, SC
  • Average UV index in March: 5

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).

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Average cloud cover in March
Myrtle Beach, SC

Average cloud cover in March - Myrtle Beach, SC
  • Average cloud cover in March: 37

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

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Average visibility in March
Myrtle Beach, SC

Average visibility in March - Myrtle Beach, SC
  • Average visibility in March: 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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Myrtle Beach, South Carolina, USA

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