Weather in Marco Island: October
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Average day temperature: | 82.8°F |
| Average night temperature: | 73.4°F | |
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Sea water temperature: | 81.8°F |
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Number of sunny days: | 11 days |
| Day length: | 11.2 - 11.9 hours | |
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Number of rainy days: | 2 days |
| Precipitation totals: | 0.9 in. | |
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forecast
| Marco Island |
temperature
| Marco Island |
Air temperature in October, °F
The highest day temperature during October of 2025 was 89°F. At the same time the lowest night temperature was 67°F. Daily and nightly averages during October were 84.2°F and 72.5°F.
Sea water temperature in Marco Island in October, °F
The average sea water temperature in October of 2025 was 82.0°F. The highest and lowest sea temperatures during the month were 85.5°F and 79.7°F.
Mostly all days in October are partly cloudy but sunny or cloudy days are also possible.
Precipitation total in October, in.
Precipitation total value in Marco Island in October is 0.9 in. Other months of the year show relatively similar values.
The average wind speed value in October is 9.9 mph It makes October one of the most windy months of the year.
This chart shows average number of hours during the day when sunlight can reach the ground. It depends on day length and cloudiness during the day. The average number of sunny hours in October is: 7.6.
Best time for vacation in Marco Island
Marco Island on a weather map
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