Myrtle Beach Average Monthly Temperatures

Spring Temperatures - March April May

	Average Air Temperature	Average Ocean Temperature
March	68	56
April	76	66
May	83	71

Summer Temperatures - June July August

	Average Air Temperature	Average Ocean Temperature
June	88	78
July	91	83
August	89	80

Fall Temperatures - September October November

	Average Air Temperature	Average Ocean Temperature
September	85	77
October	77	72
November	69	60

Winter Months - December January February

	Average Air Temperature	Average Ocean Temperature
December	60	50
January	56	51
February	60	51

More Weather Averages

Days of Sunshine: 215, Days Overcast: 150, Days of Rain: 77, Average Annual Air Temperature: 64, Average Annual Ocean Temperature: 66, Average Number of Front Days: 51, Average Number of Days that Temperatures are 90 degrees or above: 65