The highest day temperature in March 2026 was 85°F. The lowest night temperature was 65°F. The average values for day and night temperatures during March were 79.6°F и 75.8°F respectivly.

The average sea surface temperature in March 2026 for Islamorada was 80.0°F. The maximum and minimum values were 75.4°F and 83.4°F respectively.

Most of the days in March are cloudy but you can also expect sunny or gloomy days.

Precipitation total in March for Islamorada is 0.4 in. It makes march one of the least rainy months of the year.

The average wind speed in March is 13.9 mph. It makes March the most windy month of the year for Islamorada.

We are using day length and cloud cover information for each day of the month to calculate averages for this chart. Average sunny hours for Islamorada in March is 7.6 hours.