Weather in Siesta Key, Florida, United States

7-Day Detailed Weather Forecast for Siesta Key

This Afternoon

Temperature: 90°F

Wind Speed: 8 mph

Wind Direction: WNW

Forecast: A chance of showers and thunderstorms. Partly sunny, with a high near 90. Heat index values as high as 99. West northwest wind around 8 mph. Chance of precipitation is 40%.

Tonight

Temperature: 80°F

Wind Speed: 3 to 8 mph

Wind Direction: NW

Forecast: A chance of showers and thunderstorms before 5am. Partly cloudy, with a low around 80. Heat index values as high as 98. Northwest wind 3 to 8 mph. Chance of precipitation is 30%.

Sunday

Temperature: 90°F

Wind Speed: 3 to 12 mph

Wind Direction: NW

Forecast: A chance of showers and thunderstorms after 8am. Mostly sunny, with a high near 90. Heat index values as high as 102. Northwest wind 3 to 12 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible.

Sunday Night

Temperature: 79°F

Wind Speed: 7 to 12 mph

Wind Direction: WNW

Forecast: A chance of showers and thunderstorms. Mostly cloudy, with a low around 79. Heat index values as high as 99. West northwest wind 7 to 12 mph. Chance of precipitation is 40%.

Monday

Temperature: 89°F

Wind Speed: 7 to 14 mph

Wind Direction: WNW

Forecast: Showers and thunderstorms likely. Mostly sunny, with a high near 89. West northwest wind 7 to 14 mph, with gusts as high as 18 mph. Chance of precipitation is 60%.

Monday Night

Temperature: 76°F

Wind Speed: 6 to 12 mph

Wind Direction: NNW

Forecast: Showers and thunderstorms likely. Mostly cloudy, with a low around 76. North northwest wind 6 to 12 mph. Chance of precipitation is 70%.

Tuesday

Temperature: 87°F

Wind Speed: 6 to 9 mph

Wind Direction: ESE

Forecast: Showers and thunderstorms. Mostly sunny, with a high near 87. East southeast wind 6 to 9 mph. Chance of precipitation is 80%.

Tuesday Night

Temperature: 76°F

Wind Speed: 7 to 10 mph

Wind Direction: SSE

Forecast: Showers and thunderstorms. Mostly cloudy, with a low around 76. South southeast wind 7 to 10 mph. Chance of precipitation is 80%.

Wednesday

Temperature: 87°F

Wind Speed: 10 to 14 mph

Wind Direction: SSE

Forecast: Showers and thunderstorms. Partly sunny, with a high near 87. South southeast wind 10 to 14 mph, with gusts as high as 18 mph. Chance of precipitation is 80%.

Wednesday Night

Temperature: 76°F

Wind Speed: 12 mph

Wind Direction: SSE

Forecast: Showers and thunderstorms. Mostly cloudy, with a low around 76. Chance of precipitation is 80%.

Thursday

Temperature: 88°F

Wind Speed: 13 mph

Wind Direction: SSE

Forecast: Showers and thunderstorms likely. Partly sunny, with a high near 88. Chance of precipitation is 70%.

Thursday Night

Temperature: 78°F

Wind Speed: 10 mph

Wind Direction: SSE

Forecast: Showers and thunderstorms likely. Mostly cloudy, with a low around 78. Chance of precipitation is 70%.

Friday

Temperature: 90°F

Wind Speed: 9 mph

Wind Direction: SSE

Forecast: Showers and thunderstorms likely. Mostly sunny, with a high near 90. Chance of precipitation is 60%.

Friday Night

Temperature: 78°F

Wind Speed: 8 mph

Wind Direction: SE

Forecast: Showers and thunderstorms likely before 2am. Mostly cloudy, with a low around 78.