The highest day temperature in May 2023 was 84°F. The lowest night temperature was 57°F. The average values for day and night temperatures during May were 75.6°F и 65.8°F respectivly.

The average sea surface temperature in May 2023 for Itajai was 75.0°F. The maximum and minimum values were 73.4°F and 77.2°F respectively.

You can expect various weather conditions during May. Be ready for sunny, cloudy or even gloomy days.

Precipitation total in May for Itajai is 1.6 in. It makes may one of the least rainy months of the year.

The average wind speed in May 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 May is 5.8 hours.