Marco Island Temperatures: Averages by Month
The numbers here tell you how hot and cold the weather usually is at Marco Island, Florida during each month of the year.
The average high and low temperatures are listed below monthly and annually for the southwest coast city, in both degrees Fahrenheit and Celsius.
Maximums and minimums are only part of the temperature picture. To fill in the rest, there's information on how many days a month get above or below a given temperature.
To find out how often it rises over 70, 80 or 90 °F each month in Marco Island, scroll down farther. There are also monthly and yearly counts of days with cool weather.
The first set of high and low temperatures are averages for 2010 to 2019. Everything else here is based on 1991 to 2020 weather.
| High °F | Low °F | High °C | Low °C | |
|---|---|---|---|---|
| 73 | 54 | January | 23 | 12 |
| 76 | 58 | February | 25 | 14 |
| 78 | 59 | March | 26 | 15 |
| 84 | 66 | April | 29 | 19 |
| 87 | 70 | May | 31 | 21 |
| 90 | 75 | June | 32 | 24 |
| 91 | 77 | July | 33 | 25 |
| 92 | 77 | August | 33 | 25 |
| 90 | 75 | September | 32 | 24 |
| 87 | 71 | October | 31 | 22 |
| 81 | 63 | November | 27 | 17 |
| 78 | 60 | December | 25 | 15 |
| 84 | 67 | Year | 29 | 19 |
| High °F | Low °F | High °C | Low °C | |
|---|---|---|---|---|
| 74 | 55 | January | 23 | 13 |
| 76 | 57 | February | 25 | 14 |
| 79 | 60 | March | 26 | 16 |
| 83 | 65 | April | 28 | 18 |
| 88 | 70 | May | 31 | 21 |
| 90 | 74 | June | 32 | 23 |
| 91 | 76 | July | 33 | 24 |
| 92 | 76 | August | 33 | 25 |
| 90 | 75 | September | 32 | 24 |
| 87 | 71 | October | 31 | 22 |
| 81 | 63 | November | 27 | 17 |
| 77 | 59 | December | 25 | 15 |
| 84 | 67 | Year | 29 | 19 |
Days of Hot Weather in Marco Island
Marco Island enjoys moderately hot temperatures in summer. The Island typically has just 81 days a year with highs in the 90s Fahrenheit. It normally doesn't get any hotter than 100 °F (38 °C) here.
| 70 °F 21 °C |
80 °F 27 °C |
90 °F 32 °C | |
|---|---|---|---|
| January | 22 | 5 | 0 |
| February | 23 | 8 | 0 |
| March | 28 | 15 | 0 |
| April | 30 | 22 | 1 |
| May | 31 | 30 | 5 |
| June | 30 | 30 | 14 |
| July | 31 | 31 | 19 |
| August | 31 | 31 | 20 |
| September | 30 | 30 | 15 |
| October | 31 | 29 | 6 |
| November | 28 | 18 | 0 |
| December | 25 | 11 | 0 |
| Year | 340 | 258 | 81 |
How Often Marco Island Has Cold Temperatures
Most winter nights have mild temperatures at Marco Island. Just four nights a year on average have lows of 40 °F or less, with one of those reaching freezing. A night dropping down to 32 °F (0 °C) and below is most likely to occur here from December to February.
| 40 °F 4 °C |
50 °F 10 °C | |
|---|---|---|
| January | 2 | 11 |
| February | 1 | 6 |
| March | 0 | 4 |
| April | 0 | 1 |
| May | 0 | 0 |
| June | 0 | 0 |
| July | 0 | 0 |
| August | 0 | 0 |
| September | 0 | 0 |
| October | 0 | 0 |
| November | 0 | 2 |
| December | 1 | 7 |
| Year | 4 | 31 |
References
Jay Lawrimore, Ron Ray, Scott Applequist, Bryant Korzeniewski, Matthew Menne. 2016. Global Summary of the Month and Year, Version 1.0. NOAA National Centers for Environmental Information.
NOAA National Centers for Environmental Information (NCEI). Climate Normals.