Marco
Island, Florida Current Weather Forecast last updated at: 10:02 am EDT Jul 11, 2026
This Afternoon High: 93 °F
Tonight
Low: 78 °F
Sunday
High: 94 °F
Sunday Night Low: 80 °F
Monday
High: 93 °F
Monday Night Low: 79 °F
Tuesday
High: 94 °F
Tuesday Night Low: 81 °F
Wednesday
High: 92 °F
Chance T-storms
Slight Chance T-storms then Mostly Cloudy
Mostly Sunny
Mostly Clear
Sunny
Slight Chance T-storms
Sunny then Slight Chance T-storms
Slight Chance T-storms
Mostly Sunny then Slight Chance T-storms
This Afternoon: A chance of showers and thunderstorms before 3pm, then a slight chance of showers and thunderstorms after 4pm. Partly sunny, with a high near 93. Heat index values as high as 108. South wind around 9 mph. Chance of precipitation is 30%.