The highest day temperature in March 2025 was 87°F. The lowest night temperature was 76°F. The average values for day and night temperatures during March were 84.3°F и 78.1°F respectivly.

The average sea surface temperature in March 2025 for Cabo Frio was 81.4°F. The maximum and minimum values were 77.6°F and 83.2°F respectively.

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

Precipitation total in March for Cabo Frio is 1.2 in.

The average wind speed in March is 8.1 mph. It makes March one of the most windless months of the year for Cabo Frio.

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 Cabo Frio in March is 7.2 hours.