Weather in Saint Simons Island, Georgia, United States
7-Day Forecast Summary
7-Day Detailed Weather Forecast for Saint Simons Island
Today |
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Temperature: 91°F Wind Speed: 9 to 15 mph Wind Direction: SW Forecast: A chance of showers and thunderstorms between 1pm and 4pm, then showers and thunderstorms likely between 4pm and 5pm, then showers and thunderstorms likely. Partly sunny. High near 91, with temperatures falling to around 88 in the afternoon. Heat index values as high as 105. Southwest wind 9 to 15 mph, with gusts as high as 21 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible. |
Tonight |
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Temperature: 79°F Wind Speed: 15 mph Wind Direction: SW Forecast: Showers and thunderstorms likely before 8pm, then a chance of showers and thunderstorms between 8pm and 10pm. Mostly cloudy. Low around 79, with temperatures rising to around 80 overnight. Heat index values as high as 101. Southwest wind around 15 mph, with gusts as high as 21 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible. |
Monday |
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Temperature: 91°F Wind Speed: 14 mph Wind Direction: W Forecast: A chance of showers and thunderstorms after 2pm. Mostly sunny. High near 91, with temperatures falling to around 87 in the afternoon. Heat index values as high as 103. West wind around 14 mph, with gusts as high as 20 mph. Chance of precipitation is 30%. New rainfall amounts between a quarter and half of an inch possible. |
Monday Night |
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Temperature: 77°F Wind Speed: 9 to 14 mph Wind Direction: W Forecast: A chance of showers and thunderstorms before 7pm, then showers and thunderstorms likely between 7pm and 8pm, then a chance of showers and thunderstorms between 8pm and 2am. Mostly cloudy. Low around 77, with temperatures rising to around 79 overnight. West wind 9 to 14 mph, with gusts as high as 20 mph. Chance of precipitation is 70%. |
Tuesday |
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Temperature: 87°F Wind Speed: 12 mph Wind Direction: W Forecast: Showers and thunderstorms likely after 2pm. Mostly cloudy. High near 87, with temperatures falling to around 84 in the afternoon. West wind around 12 mph, with gusts as high as 16 mph. Chance of precipitation is 70%. |
Tuesday Night |
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Temperature: 77°F Wind Speed: 8 to 12 mph Wind Direction: SW Forecast: Showers and thunderstorms likely before 2am, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 77. Chance of precipitation is 70%. |
Wednesday |
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Temperature: 85°F Wind Speed: 14 mph Wind Direction: SW Forecast: Showers and thunderstorms likely before 2pm, then a chance of showers and thunderstorms. Mostly cloudy, with a high near 85. Chance of precipitation is 60%. |
Wednesday Night |
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Temperature: 79°F Wind Speed: 12 mph Wind Direction: SW Forecast: A chance of showers and thunderstorms before 8pm. Mostly cloudy, with a low around 79. Chance of precipitation is 40%. |
Thursday |
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Temperature: 90°F Wind Speed: 9 to 14 mph Wind Direction: SW Forecast: A chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 90. Chance of precipitation is 30%. |
Thursday Night |
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Temperature: 79°F Wind Speed: 9 to 14 mph Wind Direction: SW Forecast: A chance of showers and thunderstorms before 8pm. Mostly cloudy, with a low around 79. Chance of precipitation is 30%. |
Juneteenth |
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Temperature: 90°F Wind Speed: 9 to 13 mph Wind Direction: SW Forecast: A chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 90. Chance of precipitation is 50%. |
Friday Night |
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Temperature: 78°F Wind Speed: 9 to 13 mph Wind Direction: SW Forecast: A chance of showers and thunderstorms. Mostly cloudy, with a low around 78. Chance of precipitation is 50%. |
Saturday |
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Temperature: 88°F Wind Speed: 10 mph Wind Direction: W Forecast: A slight chance of rain showers before 8am, then a chance of showers and thunderstorms between 8am and 2pm, then showers and thunderstorms likely. Partly sunny, with a high near 88. Chance of precipitation is 60%. |
Saturday Night |
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Temperature: 77°F Wind Speed: 5 to 8 mph Wind Direction: W Forecast: Showers and thunderstorms likely before 2am. Mostly cloudy, with a low around 77. |