The highest day temperature in March 2026 was 89°F. The lowest night temperature was 68°F. The average values for day and night temperatures during March were 83.9°F и 73.1°F respectivly.

The average sea surface temperature in March 2026 for Itajai was 84.2°F. The maximum and minimum values were 82.6°F and 86.2°F respectively.

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

Precipitation total in March for Itajai is 1.8 in.

The average wind speed in March is 5.9 mph. This value is relatively stable throughout the year.

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 Itajai in March is 5.3 hours.