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ZIP 34242 · Siesta Key, Florida

Current conditions and the National Weather Service 7-day forecast for ZIP code 34242, Siesta Key, Florida — temperature, rain chance, wind, radar and alerts.

Saturday Aug 29 night: a low around 77°F. Sunday Aug 30: a high near 91°F and a low around 76°F. The wettest day looks like Tuesday Sep 1, near 1.09 in. Highs over the period run 88°F to 91°F.

National Weather Service forecast for ZIP 34242, Siesta Key, Florida
DayHighLowPrecip
Saturday Aug 2977°0.03 in
Sunday Aug 3091°76°0.60 in
Monday Aug 3190°77°0.68 in
Tuesday Sep 190°77°1.09 in
Wednesday Sep 290°77°
Thursday Sep 389°77°
Friday Sep 489°78°
Saturday Sep 588°

NOAA NWS NDFD 2.5 km, run 2026-08-30 00:00 UTC · days are local time in America/New York. The live page updates continuously.

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