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Extended Forecast for Myrtle Beach, SC

Extended Forecast for Myrtle Beach, SC

Sunday night
Overcast. A stray shower or thunderstorm is possible. Low 71F. Winds SE at 10 to 15 mph.

Monday
Scattered thunderstorms in the morning becoming more widespread in the afternoon. High 81F. Winds SSE at 10 to 15 mph. Chance of rain 80%. Locally heavy rainfall possible.

Monday night
Thunderstorms. Low 69F. Winds NNE at 5 to 10 mph. Chance of rain 80%.

Tuesday
Showers and thunderstorms. Highs in the mid 80s and lows in the upper 60s.

Tuesday
Scattered thunderstorms in the morning becoming more widespread in the afternoon. High around 85F. Winds NNW at 10 to 15 mph. Chance of rain 80%.

Wednesday
Partly cloudy. Highs in the mid 80s and lows in the upper 60s.

Thursday
A few clouds. Highs in the mid 80s and lows in the low 70s.

Friday
Afternoon thunderstorms. Highs in the mid 80s and lows in the low 70s.

Saturday
Showers and thunderstorms. Highs in the mid 80s and lows in the low 70s.

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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