Marco
Island, Florida Current Weather Forecast last updated at: 8:31 am EDT Jul 2, 2026
This Afternoon High: 91 °F
Tonight
Low: 78 °F
Friday
High: 91 °F
Friday Night Low: 78 °F
Independence Day High: 91 °F
Saturday Night Low: 79 °F
Sunday
High: 91 °F
Sunday Night Low: 80 °F
Monday
High: 90 °F
Chance T-storms
Chance T-storms
Chance T-storms
Chance T-storms
T-storms Likely
T-storms Likely then Showers Likely
Showers Likely then T-storms Likely
T-storms Likely
T-storms Likely
This Afternoon: A 30 percent chance of showers and thunderstorms, mainly after 2pm. Mostly sunny, with a high near 91. Heat index values as high as 105. West wind 6 to 8 mph.