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

August weather forecast and Climate
Myrtle Beach, SC

  • Average high temperature in August: 86.9°F

Warmest month (with highest average high temperature) is July (87.7°F).
Month with lowest average high temperature is January (56.3°F).

  • Average low temperature in August: 71.1°F

Month with highest average low temperature is July (72.8°F).
Coldest month (with lowest average low temperature) is January (36.7°F).

  • Average rainfall in August: 6.2"

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

  • Average rainfall days in August: 10.6 days

Month with highest number of rainy days is August (10.6 days).
Month with lowest number of rainy days is November (5.7 days).

  • Average snowfall in August: 0"

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

  • Average snowfall days in August: 0 days

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

  • Average sea temperature in August: 84°F

Best month for swimming (with highest average sea temperature) is August (84°F).
Coldest months (with lowest average sea temperature) are February and March (70°F).

  • Average daylight in August: 13h

Months with longest days are May, June and July (Average daylight: 14).
Months with shortest days are January, November and December (Average daylight: 10).

  • Average sunshine in August: 8h

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

  • Average UV index in August: 10

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

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