Myrtle Beach
South Carolina, USA
Long-term weather forecast
Long-term weather forecast

October weather forecast and climate
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
October, like September, in Myrtle Beach, South Carolina, is a moderately hot autumn month, with average temperature fluctuating between 75.7°F (24.3°C) and 54.7°F (12.6°C).

Temperature

In October, the average high-temperature marginally drops, from a moderately hot 83.7°F (28.7°C) in September, to a still warm 75.7°F (24.3°C). The average low-temperature, is 54.7°F (12.6°C).

Rainfall

In Myrtle Beach, it is raining for 6 days, with typically 3.9" (99.3mm) of accumulated precipitation. In Myrtle Beach, during the entire year, the rain falls for 92.8 days and collects up to 48.3" (1225.7mm) of precipitation.

Snowfall

In Myrtle Beach, during the entire year, snow aggregates up to 0.7" (17.7mm).

Ocean temperature

In Myrtle Beach, South Carolina, the average water temperature is 76.3°F (24.6°C). Depending on a person's sensitivity to cold, with regards to sunshine, wind, and air temperature, a quick swim in 76.3°F (24.6°C) water may be enjoyable. (FYI: The official water temperature required for the Olympic swimming competition is 77°F (25°C) to 82.4°F (28°C).)

Daylight

The average length of the day in Myrtle Beach is 11.3h.

Sunshine

In October, the average sunshine in Myrtle Beach is 7h.

UV index

The average daily maximum UV index in Myrtle Beach is 6. A UV Index estimate of 6 to 7 represents a high health vulnerability from the exposure to the Sun's UV rays for the ordinary person.
The average daily UV index of 6 in October transform into the following instructions:
Take precautions against overexposure. Fair-skinned people may get burned in less than 20 minutes. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Beware! The reflection of water and sand dramatically increases exposure to the UV rays.

What is the temperature in October in Myrtle Beach?

The average high-temperature, in October, in Myrtle Beach, South Carolina, is 75.7°F (24.3°C), while the average low-temperature is 54.7°F (12.6°C).

How many days does it rain in October in Myrtle Beach?

In Myrtle Beach, during October, the rain falls for 6 days and regularly aggregates up to 3.9" (99.3mm) of precipitation.

What is the ocean temperature in October in Myrtle Beach?

In Myrtle Beach, South Carolina, in October, the average water temperature is 76.3°F (24.6°C). A person's cold intolerance, with sunshine, wind, and air temperature, are essential factors for enjoying swimming in 76.3°F (24.6°C) water.

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

In October, the average length of the day in Myrtle Beach is 11.3h.

How many hours of sunshine does Myrtle Beach have in October?

The average sunshine in October in Myrtle Beach, South Carolina, is 7h.

How high is the UV index in October in Myrtle Beach?

In Myrtle Beach, the average daily maximum UV index in October is 6. A UV Index value of 6 to 7 symbolizes a high health risk from unsafe exposure to the Sun's UV rays.
Average temperature in October - Myrtle Beach, SC
  • Average high temperature in October: 75.8°F

The warmest month (with the highest average high temperature) is July (87.7°F).
The month with the lowest average high temperature is January (56.3°F).

  • Average low temperature in October: 54.6°F

The month with the highest average low temperature is July (72.8°F).
The coldest month (with the lowest average low temperature) is January (36.7°F).

Average rainfall in October - Myrtle Beach, SC
  • Average rainfall in October: 3.9"

The wettest month (with the highest rainfall) is September (6.3").
Driest months (with the lowest rainfall) are April and November (2.5").

Average rainfall days in October - Myrtle Beach, SC
  • Average rainfall days in October: 6 days

The month with the highest number of rainy days is August (10.6 days).
The month with the lowest number of rainy days is November (5.7 days).

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

The month with the highest snowfall is December (0.6").
Months with the lowest snowfall are January, March, April, May, June, July, August, September, October and November (0").

Average snowfall days in October - Myrtle Beach, SC
  • Average snowfall days in October: 0 days

The month with the highest number of snowfall days is December (0.1 days).
Months with the lowest number of snowfall days are January, February, March, April, May, June, July, August, September, October and November (0 days).

Average sea temperature in October - Myrtle Beach, SC
  • Average sea temperature in October: 76.3°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).

Average daylight in October / Average sunshine in October - Myrtle Beach, SC
  • Average daylight in October: 11.3h

The month with the longest days is June (Average daylight: 14.4h).
The month with shortest days is December (Average daylight: 9.9h).

  • Average sunshine in October: 7h

Months with most sunshine are April, May, June and July (Average sunshine: 9h).
Months with least sunshine are January, November and December (Average sunshine: 6).

Average UV index in October - Myrtle Beach, SC
  • Average UV index in October: 6

Months with the highest UV index are June, July and August (UV index 10).
Months with the lowest UV index are January and December (UV index 3).