7-Day Forecast Summary
7-Day Detailed Weather Forecast for St. Petersburg
Tonight |
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Temperature: 76°F Wind Speed: 5 mph Wind Direction: ENE Forecast: Isolated showers and thunderstorms before 11pm. Mostly cloudy, with a low around 76. East northeast wind around 5 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible. |
Wednesday |
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Temperature: 90°F Wind Speed: 6 mph Wind Direction: ESE Forecast: Scattered showers and thunderstorms between 1pm and 5pm, then a chance of showers and thunderstorms. Mostly sunny. High near 90, with temperatures falling to around 85 in the afternoon. Heat index values as high as 100. East southeast wind around 6 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch possible. |
Wednesday Night |
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Temperature: 76°F Wind Speed: 5 mph Wind Direction: ENE Forecast: A chance of showers and thunderstorms before 8pm, then scattered showers and thunderstorms between 8pm and 1am. Mostly cloudy, with a low around 76. East northeast wind around 5 mph. Chance of precipitation is 60%. New rainfall amounts between three quarters and one inch possible. |
Thursday |
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Temperature: 91°F Wind Speed: 7 mph Wind Direction: SSE Forecast: Scattered showers and thunderstorms before 2pm, then a chance of showers and thunderstorms. Mostly sunny, with a high near 91. Heat index values as high as 103. South southeast wind around 7 mph. Chance of precipitation is 70%. |
Thursday Night |
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Temperature: 77°F Wind Speed: 5 mph Wind Direction: SSE Forecast: A chance of showers and thunderstorms before 8pm, then isolated showers and thunderstorms between 8pm and 2am. Partly cloudy, with a low around 77. South southeast wind around 5 mph. Chance of precipitation is 70%. |
Friday |
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Temperature: 91°F Wind Speed: 6 mph Wind Direction: S Forecast: A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 91. South wind around 6 mph. Chance of precipitation is 60%. |
Friday Night |
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Temperature: 77°F Wind Speed: 3 mph Wind Direction: NNE Forecast: A chance of showers and thunderstorms before 8pm, then isolated showers and thunderstorms. Partly cloudy, with a low around 77. North northeast wind around 3 mph. Chance of precipitation is 60%. |
Saturday |
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Temperature: 90°F Wind Speed: 5 mph Wind Direction: SSE Forecast: Scattered showers and thunderstorms before 2pm, then a chance of showers and thunderstorms. Mostly sunny, with a high near 90. South southeast wind around 5 mph. Chance of precipitation is 60%. |
Saturday Night |
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Temperature: 78°F Wind Speed: 3 mph Wind Direction: WNW Forecast: A chance of showers and thunderstorms before 8pm, then isolated showers and thunderstorms. Partly cloudy, with a low around 78. West northwest wind around 3 mph. Chance of precipitation is 60%. |
Sunday |
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Temperature: 90°F Wind Speed: 2 to 6 mph Wind Direction: NW Forecast: Scattered showers and thunderstorms. Mostly sunny, with a high near 90. Chance of precipitation is 50%. |
Sunday Night |
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Temperature: 77°F Wind Speed: 5 mph Wind Direction: NW Forecast: Scattered showers and thunderstorms. Partly cloudy, with a low around 77. Chance of precipitation is 50%. |
Labor Day |
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Temperature: 89°F Wind Speed: 2 to 7 mph Wind Direction: WNW Forecast: Scattered showers and thunderstorms before 2pm, then a chance of showers and thunderstorms. Mostly sunny, with a high near 89. Chance of precipitation is 60%. |
Monday Night |
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Temperature: 76°F Wind Speed: 5 mph Wind Direction: N Forecast: A chance of showers and thunderstorms before 8pm, then scattered showers and thunderstorms. Partly cloudy, with a low around 76. Chance of precipitation is 60%. |
Tuesday |
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Temperature: 89°F Wind Speed: 6 mph Wind Direction: S Forecast: Scattered showers and thunderstorms. Mostly sunny, with a high near 89. |

