The highest day temperature in March 2026 was 85°F. The lowest night temperature was 69°F. The average values for day and night temperatures during March were 79.7°F и 73.4°F respectivly.

The average sea surface temperature in March 2026 for Arroio do Sal was 79.2°F. The maximum and minimum values were 76.8°F and 82.0°F respectively.

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

Precipitation total in March for Arroio do Sal is 1.5 in. It makes march one of the least rainy months of the year.

The average wind speed in March is 7.6 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 Arroio do Sal in March is 6.5 hours.