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Siesta Key, Florida

Current conditions and the National Weather Service 7-day forecast for Siesta Key, Florida — temperature, rain chance, wind, radar and active alerts.

Saturday Aug 29 night: a low around 77°F. Sunday Aug 30: a high near 90°F and a low around 77°F. The wettest day looks like Tuesday Sep 1, near 1.10 in. Highs over the period run 88°F to 90°F.

National Weather Service forecast for Siesta Key, Florida
DayHighLowPrecip
Saturday Aug 2977°0.34 in
Sunday Aug 3090°77°0.54 in
Monday Aug 3190°77°0.66 in
Tuesday Sep 190°77°1.10 in
Wednesday Sep 290°77°
Thursday Sep 389°77°
Friday Sep 488°78°
Saturday Sep 588°

NOAA NWS NDFD 2.5 km, run 2026-08-29 23:00 UTC · days are local time in America/New York. The live page updates continuously.

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