Extended Forecast for the Myrtle Beach Area
Thursday
Variable clouds with scattered thunderstorms. High near 80F. Winds S at 10 to 15 mph. Chance of rain 50%.
Thursday night
Isolated thunderstorms during the evening. Mainly clear skies after midnight. Low 66F. Winds SW at 5 to 10 mph. Chance of rain 30%.
Friday
Windy with a few clouds from time to time. High 78F. Winds NW at 15 to 25 mph.
Friday night
Clear. Low 53F. Winds NNW at 10 to 20 mph.
Saturday
Sunshine. Highs in the low 70s and lows in the upper 50s.
Sunday
Partly cloudy. Highs in the mid 70s and lows in the low 60s.
Monday
Mix of sun and clouds. Highs in the upper 70s and lows in the upper 60s.
Tuesday
Mix of sun and clouds. Highs in the upper 70s and lows in the upper 60s.
Wednesday
Slight chance of a thunderstorm. Highs in the upper 70s 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 |
