Extended Forecast for the Myrtle Beach Area
Saturday
Plentiful sunshine. High near 75F. Winds NW at 5 to 10 mph.
Saturday night
Generally clear. Low 54F. Winds W at 5 to 10 mph.
Sunday
Intervals of clouds and sunshine. High 78F. Winds E at 5 to 10 mph.
Sunday night
A mostly clear sky. Low 64F. Winds SSE at 5 to 10 mph.
Monday
Partly cloudy. Highs in the upper 70s and lows in the upper 60s.
Tuesday
Times of sun and clouds. Highs in the upper 70s and lows in the upper 60s.
Wednesday
A few clouds. Highs in the low 80s and lows in the upper 60s.
Thursday
Times of sun and clouds. Highs in the low 80s and lows in the upper 60s.
Friday
Mix of sun and clouds. Highs in the low 80s and lows in the upper 60s.
Average Temperatures and Average Monthly Precipitation
| Month | High | Low | Water | Precipitation |
| January | 56° | 37° | 50° | 3.66" |
| February | 60° | 39° | 52° | 3.50" |
| March | 68° | 46° | 57° | 3.79" |
| April | 76° | 53° | 62° | 2.12" |
| May | 83° | 61° | 69° | 2.99" |
| June | 88° | 68° | 77° | 3.66" |
| July | 91° | 72° | 81° | 5.19" |
| August | 89° | 71° | 83° | 5.58" |
| September | 85° | 64° | 80° | 5.58" |
| October | 77° | 54° | 73° | 3.23" |
| November | 69° | 46° | 65° | 2.97" |
| December | 60° | 38° | 55° | 3.45" |
Annual Weather Statistical Averages
| Sunny Days | 215 |
| Overcast Days | 150 |
| Frost Days | 42 |
| Days when maximum temperature is more than 90 degrees | 46 |
| Days with .10 inches of rain or more | 72 |
| Average air temperature | 64° |
| Average water temperature | 66° |
| Average 1 p.m. relative humidity | 57% |
| Number of sunny days during an average summer month | 18 |
| Number of sunny days during an average winter month | 15 |
| Wettest months | July & August |
| Driest months | October & November |
| Hottest day (105°) | Aug. 22, 1983 |
| Coldest day (4°) | Jan. 21,1985 |
