Water temperature in Naples (FL) in March
Is it warm enough to swim in Naples in March? Average water temperature in Naples in March is 71.8°F and therefore suitable for comfortable swimming. The warmest sea in Naples in March is 79.7°F, and the coldest is 62.1°F. Average high air temperature in Naples in March is 80°F, and average low temperature is 58°F. To find out the sea temperature today and in the coming days, go to Current sea temperature in Naples
Changes water temperature in Naples in March 2025, 2024
To get an accurate forecast for the water temperature in Naples for any chosen month, compare two years within a 10 year range using the chart below. In addition to the sea water temperature in Naples, the selected years in the table also show the values of the maximum and minimum temperatures on each of the days of March.
You can choose any other years:
| Day | 2025 | 2024 | Min | Max |
|---|---|---|---|---|
| March 1 | 70.7°F | 68.2°F | 64.8°F | 77.5°F |
| March 2 | 70.7°F | 68.4°F | 64.4°F | 77.4°F |
| March 3 | 70.3°F | 68.4°F | 63.3°F | 76.5°F |
| March 4 | 70.7°F | 69.6°F | 63.5°F | 77.9°F |
| March 5 | 71.8°F | 71.2°F | 63.7°F | 79.2°F |
| March 6 | 71.2°F | 71.2°F | 63.1°F | 78.8°F |
| March 7 | 70.3°F | 72.5°F | 62.1°F | 78.6°F |
| March 8 | 70.5°F | 73.8°F | 62.2°F | 78.1°F |
| March 9 | 72.1°F | 74.3°F | 63.1°F | 78.6°F |
| March 10 | 72.3°F | 75.9°F | 63.7°F | 78.1°F |
| March 11 | 71.1°F | 75.2°F | 64.4°F | 78.3°F |
| March 12 | 70.5°F | 74.5°F | 65.1°F | 77.7°F |
| March 13 | 71.2°F | 74.8°F | 65.3°F | 77.7°F |
| March 14 | 70.9°F | 73.8°F | 64.4°F | 77.9°F |
| March 15 | 72.1°F | 73.8°F | 64.4°F | 75.7°F |
| Day | 2025 | 2024 | Min | Max |
|---|---|---|---|---|
| March 16 | 72.7°F | 75.9°F | 64.8°F | 75.9°F |
| March 17 | 72.3°F | 77.4°F | 64.8°F | 77.4°F |
| March 18 | 71.8°F | 77.7°F | 64.4°F | 77.7°F |
| March 19 | 71.1°F | 77.7°F | 64°F | 77.7°F |
| March 20 | 71.4°F | 77.5°F | 64.2°F | 77.5°F |
| March 21 | 71.2°F | 76.6°F | 64.6°F | 77.2°F |
| March 22 | 70.5°F | 76.1°F | 64.9°F | 76.6°F |
| March 23 | 70.5°F | 75.7°F | 65.5°F | 76.3°F |
| March 24 | 70.5°F | 75°F | 65.8°F | 77.4°F |
| March 25 | 72.7°F | 75.2°F | 65.8°F | 77.9°F |
| March 26 | 73°F | 75.4°F | 66.7°F | 78.3°F |
| March 27 | 73°F | 75.7°F | 67.1°F | 78.3°F |
| March 28 | 72.5°F | 76.1°F | 66.6°F | 79.3°F |
| March 29 | 72.5°F | 75°F | 66.2°F | 79.2°F |
| March 30 | 74.3°F | 74.7°F | 66.9°F | 79.7°F |
| March 31 | 74.8°F | 74.8°F | 67.5°F | 79.7°F |
Average water temperature in Naples in March over a decade
| 2016 | 2017 | 2018 | 2019 | 2020 |
| 71.1°F | 71.6°F | 71.4°F | 74.1°F | 73.6°F |
| 2021 | 2022 | 2023 | 2024 | 2025 |
| 73.6°F | 74.8°F | 76.5°F | 74.3°F | 71.6°F |
Naples sea state in March
Chart comparing the height of waves in Naples in March over the past years. The red line indicates the height of the waves when swimming in the sea is prohibited. To view the current sea conditions, click on the graph.
Weather and climate in Naples in March
This data display average monthly climate indicators in Naples in March based on our historical weather readings over a period of ten years. In addition to temperature, we include data on the number of rainy and sunny days so you can have all the information about your destination before your trip
- Average HIGH temperature80°F
- Average LOW temperature58°F
- Average rainfall days6 days
- Average rainfall58mm/2.3''
- Average daylight12h
- Average sunshine5.3h
- Average UV index9
Naples water temperature during other months:
You can also view information about water temperature for other months by clicking on the month button below
