Extended Forecast for Myrtle Beach, SC
Extended Forecast for Myrtle Beach, SC
Tuesday
Partly to mostly cloudy skies with scattered thunderstorms mainly during the morning. High 77F. Winds S at 5 to 10 mph. Chance of rain 40%.
Tuesday night
Isolated thunderstorms this evening. Skies will become partly cloudy after midnight. Low 69F. Winds S at 5 to 10 mph. Chance of rain 30%.
Wednesday
Partial cloudiness early, with scattered showers and thunderstorms in the afternoon. High 79F. Winds SSE at 10 to 20 mph. Chance of rain 40%.
Wednesday night
Scattered showers and thunderstorms, especially before midnight. Low near 70F. Winds SSE at 10 to 15 mph. Chance of rain 40%.
Thursday
A few thunderstorms possible. Highs in the upper 70s and lows in the upper 60s.
Friday
Mix of sun and clouds. Highs in the low 80s and lows in the upper 50s.
Saturday
Times of sun and clouds. Highs in the mid 70s and lows in the low 60s.
Sunday
Mix of sun and clouds. Highs in the upper 70s and lows in the mid 60s.
Monday
Isolated thunderstorms. Highs in the upper 70s and lows in the mid 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 |
