Marine Weather Net

Siesta Key, FL Weather Forecast




Siesta Key, Florida

 Lat: 27.28N, Lon: 82.57W

Current Conditions Updated: 1253 AM EDT MON MAY 11 2026

Partly Cloudy
Temp: 80°F
  • Humidity:
  • 81%
  • Winds:
  • N/A
  • Gusts:
  • N/A MPH
  • Barometer:
  • 30.05 in.
  • Dewpoint:
  • 74°F
  • Heat index:
  • 85°F

  • Sunrise:
  • 6:42 AM EDT
  • Sunset:
  • 8:08 PM EDT
  • Moonrise:
  • 3:08 AM EDT
  • Moonset:
  • 2:58 PM EDT

TONIGHT

MOSTLY CLOUDY
Lo: 79°F

MONDAY

PARTLY SUNNY
Hi: 89°F
Lo: 75°F

TUESDAY

PARTLY SUNNY
Hi: 90°F
Lo: 75°F
Precip: 30%

SUNDAY

SUNNY

Hi: 91°F
Precip: 20%
Weather Forecast In Detail:
Forecast Issued: 1158 PM EDT Sun May 10 2026

Overnight...Mostly cloudy. Near steady temperature in the upper 70s. North winds around 5 mph, becoming east.
Monday...Mostly cloudy in the morning, then becoming partly sunny. Highs in the upper 80s. South winds around 5 mph, becoming west in the afternoon.
Monday Night...Mostly cloudy. A chance of showers after midnight. Lows in the mid 70s. Northwest winds 5 to 10 mph. Chance of rain 30 percent.
Tuesday...Partly sunny. A chance of showers and thunderstorms in the afternoon. Highs around 90. North winds 5 to 10 mph. Chance of rain 30 percent.
Tuesday Night...Partly cloudy. A chance of showers and thunderstorms in the evening. Lows in the lower 70s. North winds 5 to 10 mph, becoming east after midnight. Chance of rain 30 percent.
Wednesday And Wednesday Night...Partly cloudy. Highs in the upper 80s. Lows in the lower 70s.
Thursday...Mostly clear. Highs around 90. Lows in the mid 70s.
Friday...Mostly clear. Highs around 90. Lows in the mid 70s.
Saturday And Saturday Night...Partly cloudy. Highs in the lower 90s. Lows in the mid 70s.
Sunday...Sunny. A slight chance of showers and thunderstorms in the afternoon. Highs in the lower 90s. Chance of rain 20 percent.
SHARE THIS PAGE: