Extended Forecast for Myrtle Beach, SC
Extended Forecast for Myrtle Beach, SC
Friday night
A few clouds. Low 66F. Winds SSW at 10 to 15 mph.
Saturday
A mix of clouds and sun with the chance of an isolated thunderstorm in the afternoon. High around 80F. Winds S at 10 to 20 mph. Chance of rain 30%.
Saturday night
Widely scattered showers or a thunderstorm early. Then partly cloudy. Low 69F. Winds S at 10 to 15 mph. Chance of rain 30%.
Sunday
Partly to mostly cloudy with a chance of thunderstorms. High 78F. Winds S at 10 to 20 mph. Chance of rain 50%.
Sunday
A few thunderstorms possible. Highs in the upper 70s and lows in the low 70s.
Monday
A few thunderstorms possible. Highs in the upper 70s and lows in the low 70s.
Tuesday
Partly cloudy, chance of a thunderstorm. Highs in the low 80s and lows in the upper 60s.
Wednesday
Partly cloudy. Highs in the low 80s and lows in the upper 60s.
Thursday
Scattered thunderstorms possible. 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 |
