Marine Weather Net

Summerland Key, FL Weather Forecast




Summerland Key, Florida

 Lat: 24.66N, Lon: 81.45W

Current Conditions Updated: 353 PM EDT THU MAR 19 2026

Mostly Clear
Temp: 74°F
  • Humidity:
  • 66%
  • Winds:
  • 20 MPH N
  • Gusts:
  • N/A MPH
  • Barometer:
  • 30 in.
  • Dewpoint:
  • 62°F
  • Heat index:
  • 76°F

  • Sunrise:
  • 7:29 AM EDT
  • Sunset:
  • 7:35 PM EDT
  • Moonrise:
  • 7:44 AM EDT
  • Moonset:
  • 8:28 PM EDT

TONIGHT

PARTLY CLOUDY
Lo: 65°F
Precip: 10%

FRIDAY

MOSTLY SUNNY
Hi: 73°F
Lo: 65°F
Precip: 10%

SATURDAY

MOSTLY SUNNY
Hi: 77°F
Lo: 67°F

SUNDAY

MOSTLY CLEAR
Hi: 79°F
Lo: 69°F
Weather Forecast In Detail:
Forecast Issued: 400 PM EDT Thu Mar 19 2026

Tonight...Partly cloudy with a slight chance of showers. Breezy, becoming windy. Lows in the mid 60s. North to northeast winds 15 to 20 mph, increasing to near 20 mph. Chance of rain 10 percent.
Friday...Mostly sunny with a slight chance of showers. Breezy early. Highs in the lower to mid 70s. North to northeast winds 15 to 20 mph, Decreasing to near 15 mph. Chance of rain 10 percent.
Friday Night...Mostly clear. Lows in the mid 60s. North to northeast winds 10 to 15 mph.
Saturday...Mostly sunny. Highs in the mid to upper 70s. North to northeast winds 10 to 15 mph, Decreasing to near 10 mph.
Saturday Night...Mostly clear. Lows in the mid to upper 60s. North to northeast winds 5 to 10 mph.
Sunday...Mostly clear. Highs in the upper 70s. Lows in the upper 60s.
Monday...Mostly clear. Highs in the upper 70s. Lows in the upper 60s.
Tuesday...Mostly clear. Highs in the upper 70s. Lows in the upper 60s.
Tuesday Night...Partly cloudy with a slight chance of showers. Lows near 70. Highs near 80. Chance of rain 10 percent.
Wednesday...Partly cloudy with a slight chance of showers. Lows near 70. Highs near 80. Chance of rain 10 percent.
Thursday...Partly cloudy with a slight chance of showers. Lows near 70. Highs near 80. Chance of rain 10 percent.
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