Marco
Island, Florida Current Weather Forecast last updated at: 4:32 pm EDT Jul 4, 2026
Independence Day High: 91 °F
Tonight
Low: 78 °F
Sunday
High: 91 °F
Sunday Night Low: 79 °F
Monday
High: 92 °F
Monday Night Low: 79 °F
Tuesday
High: 93 °F
Tuesday Night Low: 80 °F
Wednesday
High: 91 °F
Chance T-storms
Chance T-storms
Showers Likely then Slight Chance T-storms
Slight Chance T-storms then Chance T-storms
Chance T-storms
Partly Cloudy
Sunny then Chance T-storms
Chance T-storms
Sunny then Chance T-storms
Independence Day: A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 91. Heat index values as high as 102. West wind around 5 mph.