Marco Island, Florida weather in March
Temperature, sea and sunshine in March: long-term averages from 30 years of weather data, not a forecast.
Holiday weather in March
Excellent
Best time to visit: March – May, October – November
What is the weather like in Marco Island, Florida in March?
In March, Marco Island, Florida is warm: daytime highs average 26 °C, and nights cool down to about 18 °C. The sea averages 22.5 °C – refreshing for a swim. The sun shines for around 8 hours a day. Rain is rare: about 5 days bring 36 mm in total. All in all, March is an excellent month for a holiday in Marco Island, Florida.
March compared
How the weather changes from February to April. Tap a month to open it.
| FebruaryFeb | MarchMar | AprilApr | |
|---|---|---|---|
| Score | 75 | 89 | 95 |
| Day | 24° | 26° | 28° |
| Night | 17° | 18° | 20° |
| Sea | 21° | 23° | 25° |
| Sun | 7 h | 8 h | 8 h |
| Rain days | 4 | 5 | 6 |
More details for March
- Daylight
- 11 h 58 min07:38 – 19:35
- UV index
- 9 · very highclear sky, noon (estimate)All months
- Muggy days
- 11 daysdew point 18 °C or moreAll months
- Wind
- 18 km/haverage daily peakAll months
- Cloud cover
- 40 %on averageAll months
- Hot days
- 0 days30 °C or moreAll months
- Time zone
- UTC−4America/New_York
How the score comes together
- Temperatureweight 35 %100 %
- Seaweight 25 %79 %
- Sunshineweight 20 %77 %
- Few rainy daysweight 20 %96 %
Each factor is rated from 0 to 100 % and weighted for the travel style “Sun, sea & sand”.
What to pack in March
- Swimwear
- Sunscreen
- Sunglasses & sun hat
- Light, breathable clothes
Marco Island, Florida in March: quick answers
Is Marco Island, Florida hot in March?
Warm rather than hot: in March, daytime highs in Marco Island, Florida average 26 °C and nights cool to about 18 °C.
Can you swim in Marco Island, Florida in March?
Yes. In March the sea averages 22.5 °C – refreshing for a swim.
Does it rain much in Marco Island, Florida in March?
Rain is rare: about 5 days bring 36 mm in total.
Marco Island, Florida month by month
The whole year in Marco Island, FloridaAll destinations: USAFlorida weather in MarchWhere to go in MarchSea temperature in March
Climate averages 1996–2025, not a forecast. Data: Copernicus ERA5 / ERA5-Land via Open-Meteo.com (CC BY 4.0), NOAA OISST, WMO 1991–2020 (NOAA NCEI), GeoNames (CC BY 4.0). Sources & licences