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Weather Averages for Myrtle Beach, SC

7-day Forecast / 10-day Forecast
Tuesday
High: 57°F
Low: 42°F
Overcast
 
Wednesday
High: 61°F
Low: 52°F
Sunny
 
Thursday
High: 64°F
Low: 50°F
Light rain shower
 
Friday
High: 61°F
Low: 49°F
Sunny
 
Saturday
High: 67°F
Low: 45°F
Partly Cloudy
 

Latitude: 33°41'N, Longitude: 78°56'W, Elevation: 33.0 ft, Distance: 9.78 mi                 Myrtle Beach, SC Averages »

  Unit Year Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Average temperature
over 48 years		 °F 64 46 48 55 62 69 77 80 78 75 64 55 48
Average high temperature
over 48 years		 °F 71 55 57 64 71 78 84 87 87 82 75 66 57
Average low temperature
over 48 years		 °F 53 37 39 44 53 62 69 73 71 66 55 44 37
Highest recorded temperature
over 48 years		 °F 104 82 84 87 93 98 104 102 104 98 96 84 84
Lowest recorded temperature
over 48 years		 °F 6 6 8 19 28 36 48 53 53 42 24 16 8
Average number of rainy days
over 48 years		 days 108 10 9 10 7 9 9 12 11 9 6 7 9
Average number of days above 90°F
over 12 years		 days 48 - - 1 1 5 9 7 2 1 - - 26
Average precipitation
over 48 years		 in 50.4 3.7 3.4 4.5 2.8 3.7 4.9 6.1 5.9 5.7 3.3 2.9 3.3
Average dew point
over 10 years		 °F 53 35 39 44 50 60 68 71 71 64 55 48 37
Average number of days with thunderstorms
over 48 years		 days 56 1 1 3 4 6 9 13 10 5 2 1 1
Average number of days with fog
over 48 years		 days 191 15 14 16 14 17 17 16 18 18 16 16 14
Average morning relative humidity
over 10 years		 % 79.2 75 78.8 78.6 75.9 80.2 80.6 81.9 83.6 81.9 80.2 78.7 75.1
Average evening relative humidity
over 10 years		 % 59.9 58.6 59.7 57.9 54 61.5 63 65.2 66.1 62.7 57.2 56.5 56.8
Average wind speed
over 12 years		 mph 11.0 5.0 6.0 5.0 5.0 5.0 4.0 3.0 4.0 4.0 4.0 4.0 5.0
Average snowfall
over 44 years		 in 1.0 0.1 0.3 0.3 - - - - - - - - 0.3
Most rain reported in a day
over 48 years		 in 9.4 3.6 2.9 5.8 5.4 3.4 7.6 6.3 6.5 6.9 8.2 9.4 3.1
Most rain reported in a month
over 48 years		 in 72.0 10.0 8.0 11.5 7.4 11.4 10.2 16.4 14.6 16.7 13.2 9.7 8.3
Least rain reported in a month
over 48 years		 in 35.6 0.4 0.9 0.8 0.1 0.9 0.3 1.2 0.4 0.7 - 0.4 0.3
Heating degree days
over 43 years		 days 2368 583 451 325 121 18 - - - 3 87 273 507
Cooling degree days
over 43 years		 days 2035 1 3 15 63 200 366 490 462 309 102 20 4
Most snow reported in a month
over 44 years		 in 15.4 4.5 4.3 6.6 - - - - - - - - 13.7
Average possibility of clouds
over 10 years		 % 49.9 53.9 57.1 50.3 46.4 48.3 50.5 52.3 54.5 47.6 42.4 45.3 51
Average number of snowy days
over 44 years		 days 2 - 1 - - - - - - - - - 1
Average number of days below 33°F
over 48 years		 days 41 12 9 3 1 - - - - - 1 4 11
Average number of days below 20°F
over 48 years		 days 3 1 1 - - - - - - - - - 1
Most snow reported in a day
over 44 years		 in 26.1 3.3 5.2 - - - - - - - - 8.8 8.8
Deepest snow cover reported
over 44 years		 in 15.0 2.0 5.0 7.0 - - - - - - - - 15.0
Average wet bulb point
over 10 years		 °F 57 41 44 50 55 64 71 75 73 68 60 53 44

Check weather averages for nearby locations (some locations might offer more data):
Latitude: 33°40'N, Longitude: 78°55'W, Elevation: 26.0 ft, Distance: 9.80 mi
Latitude: 33°50'N, Longitude: 79°3'W, Elevation: 20.0 ft, Distance: 15.32 mi
Latitude: 34°3'N, Longitude: 78°53'W, Elevation: 90.0 ft, Distance: 20.22 mi
Latitude: 33°31'N, Longitude: 79°5'W, Elevation: 20.0 ft, Distance: 23.91 mi
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