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

July 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
July is a hot summer month in Myrtle Beach, South Carolina, with temperature in the range of an average low of 72.9°F (22.7°C) and an average high of 87.6°F (30.9°C).

Temperature

July is the warmest month, with an average high-temperature of 87.6°F (30.9°C) and an average low-temperature of 72.9°F (22.7°C).

Rainfall

In July, the rain falls for 9.9 days. Throughout July, 5.7" (144.3mm) of precipitation is accumulated. 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, South Carolina, during the entire year, snow aggregates up to 0.7" (17.7mm).

Ocean temperature

In July, the average ocean temperature in Myrtle Beach is 82°F (27.8°C). Water temperature between 77°F (25°C) and 84.2°F (29°C) is regarded as very warm and enjoyable by all. With these temperatures, water activities are pleasurable, without feeling uncomfortable for prolonged periods.

Daylight

In Myrtle Beach, the average length of the day in July is 14.1h.

Sunshine

April through July, with an average of 9h of sunshine, are months with the most sunshine.

UV index

June through August, with an average maximum UV index of 10, are months with the highest UV index in Myrtle Beach. A UV Index estimate of 8 to 10 represents a very high threat to health from unsafe exposure to the UV radiation for the average person.
The average daily UV index of 10 in July transform into the following instructions:
Take special precautions, as unprotected skin can be damaged and can burn quickly. 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. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun. Even on cloudy days, a sunscreen with a minimum 30 sun protection factor should be generously applied and frequently re-applied, including after every swim or outdoor exercise. Beware! The reflection of water and sand dramatically increases exposure to the UV rays.

What is the warmest month in Myrtle Beach?

July is the warmest month in Myrtle Beach, with an average high-temperature of 87.6°F (30.9°C) and an average low-temperature of 72.9°F (22.7°C).

What is the temperature in July in Myrtle Beach?

In Myrtle Beach, in July, the average high-temperature is 87.6°F (30.9°C), and the average low-temperature is 72.9°F (22.7°C).

How much does it rain in Myrtle Beach in July?

In Myrtle Beach, in July, during 9.9 rainfall days, 5.7" (144.3mm) of precipitation is typically accumulated.

What is the water temperature in July in Myrtle Beach?

In Myrtle Beach, the average seawater temperature in July is 82°F (27.8°C). Water temperature between 77°F (25°C) and 84.2°F (29°C) is regarded as very warm and enjoyable by all. With these temperatures, water activities are pleasurable, without feeling uncomfortable for prolonged periods.

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

In Myrtle Beach, South Carolina, the average length of the day in July is 14.1h.

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

Months with the most sunshine are April through July, with an average of 9h of sunshine.

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

The average sunshine in July in Myrtle Beach, South Carolina, is 9h.

When is the highest UV index in Myrtle Beach?

June through August, with an average maximum UV index of 10, are months with the highest UV index in Myrtle Beach.

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

The average daily maximum UV index in July in Myrtle Beach is 10. A UV Index estimate of 8 to 10 represents a very high health vulnerability from unsafe exposure to the Sun's UV rays.
Average temperature in July - Myrtle Beach, SC
  • Average high temperature in July: 87.7°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 July: 72.8°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 July - Myrtle Beach, SC
  • Average rainfall in July: 5.7"

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 July - Myrtle Beach, SC
  • Average rainfall days in July: 9.9 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 July - Myrtle Beach, SC
  • Average snowfall in July: 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 July - Myrtle Beach, SC
  • Average snowfall days in July: 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 July - Myrtle Beach, SC
  • Average sea temperature in July: 81.9°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 July / Average sunshine in July - Myrtle Beach, SC
  • Average daylight in July: 14.1h

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 July: 9h

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 July - Myrtle Beach, SC
  • Average UV index in July: 10

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).