Marco
Island, Florida Current Weather Forecast last updated at: 12:17 pm EDT Jun 15, 2026
This Afternoon High: 89 °F
Tonight
Low: 80 °F
Tuesday
High: 90 °F
Tuesday Night Low: 80 °F
Wednesday
High: 91 °F
Wednesday Night Low: 81 °F
Thursday
High: 91 °F
Thursday Night Low: 80 °F
Juneteenth
High: 91 °F
Slight Chance T-storms
Mostly Clear
Sunny
Partly Cloudy
Sunny
Mostly Clear
Mostly Sunny then Slight Chance T-storms
Slight Chance T-storms then Mostly Cloudy
Mostly Sunny then Slight Chance T-storms
This Afternoon: A 20 percent chance of showers and thunderstorms before 2pm. Sunny, with a high near 89. Heat index values as high as 102. Southwest wind around 11 mph.