Marco Island (FL)
May
Weather in Marco Island, Florida for May 2026
Your guide to Marco Island weather in May - trends and predictions
In general, the average temperature in Marco Island at the beginning of May is 28.1 °F. As the month progressed, temperatures tended to moderately rise, reaching an average of 30.1 °F by the end of May.
The climate of Marco Island in May is notably wet, with an average of 11 rainy days, and a total of 197.3 mm of precipitation.
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Temperatures
Rain 🌧️
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20
Dry days
11
Rainy days
0
Snow days
29°/24°
Temperatures
20 km/h
Avg max wind
77 %
Avg humidity
Marco Island Weather May
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Temperatures trend during May in Marco Island
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May weather in Marco Island day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| May 1 |  Overcast | 28° /20° | 0 mm | 6 | |
| May 2 | Overcast | 30° /20° | 0 mm | 7 | |
| May 3 |  Patchy rain possible | 28° /21° | 0.1 mm | 6 | |
| May 4 |  Heavy rain at times | 27° /22° | 3.8 mm | 6 | |
| May 5 | Overcast | 28° /22° | 0 mm | 6 | |
| May 6 | Heavy rain at times | 28° /22° | 3 mm | 6 | |
| May 7 |  Moderate rain at times | 28° /22° | 1.6 mm | 6 | |
| May 8 | Patchy rain possible | 31° /23° | 0.2 mm | 7 | |
| May 9 | Overcast | 30° /23° | 0 mm | 7 | |
| May 10 | Moderate or heavy rain shower | 30° /23° | 5.1 mm | 7 | |
| May 11 | Moderate or heavy rain shower | 30° /24° | 7.2 mm | 7 | |
| May 12 | Moderate or heavy rain shower | 28° /23° | 53.8 mm | 6 | |
| May 13 | Overcast | 29° /22° | 0 mm | 6 | |
| May 14 | Overcast | 28° /22° | 0 mm | 6 | |
| May 15 |  Cloudy | 31° /23° | 0 mm | 7 | |
| May 16 |  Partly cloudy | 31° /24° | 0 mm | 8 | |
| May 17 | Overcast | 29° /23° | 0 mm | 6 | |
| May 18 | Moderate rain at times | 28° /24° | 3.3 mm | 6 | |
| May 19 | Patchy rain possible | 29° /25° | 0.1 mm | 6 | |
| May 20 | Overcast | 29° /24° | 0 mm | 6 | |
| May 21 | Patchy rain possible | 29° /24° | 0.1 mm | 6 | |
| May 22 | Patchy rain possible | 30° /24° | 0.2 mm | 7 | |
| May 23 | Moderate rain at times | 29° /24° | 3.4 mm | 6 | |
| May 24 | Moderate or heavy rain shower | 30° /24° | 6.4 mm | 7 | |
| May 25 |  Thundery outbreaks possible | 32° /25° | 0 mm | 7 | |
| May 26 | Cloudy | 31° /25° | 0 mm | 7 | |
| May 27 | Cloudy | 31° /26° | 0 mm | 7 | |
| May 28 |  Moderate or heavy rain with thunder | 30° /26° | 105.4 mm | 7 | |
| May 29 | Overcast | 30° /28° | 0 mm | 7 | |
| May 30 | Overcast | 29° /27° | 0 mm | 6 | |
| May 31 | Light rain shower | 28° /26° | 3.6 mm | 6 | |
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Important Notice
Our weather forecast for Marco Island in May is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Marco Island forecast closer to your planned date for the most up-to-date weather information.
Change Month
Marco Island in May - FAQ
What are the expected maximum and minimum temperatures in Marco Island during May?
During May, expect a variety of temperatures with highs around 29° and lows near 24°, suitable for diverse activities and preferences.
How much rainfall should be expected in Marco Island during May?
Significant rainfall exceeding 197.3 mm is expected in Marco Island during May, occurring over more than 11 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Marco Island during May?
The average wind speed in Marco Island during May is 20 km/h, suggesting breezy to windy conditions, depending on your activities.
May rainfall patterns in Marco Island
Explore the daily rainfall trends and prepare for Marco Islands May weather 💧
UV exposure in Marco Island during May
Stay informed about UV levels for safe outdoor activities throughout the month of May ☀️
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Where is Marco Island?Get accurate weather forecasts for Marco Island, located at latitude 25.941 and longitude -81.718. Stay updated with localized weather information tailored for Marco Island.
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