The highest day temperature in June 2025 was 87°F. The lowest night temperature was 61°F. The average values for day and night temperatures during June were 78.8°F и 66.7°F respectivly.

The average sea surface temperature in June 2025 for Rio das Ostras was 73.7°F. The maximum and minimum values were 72.0°F and 75.6°F respectively.

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

Precipitation total in June for Rio das Ostras is 0.3 in. It makes june one of the least rainy months of the year.

The average wind speed in June is 7.8 mph.

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 Rio das Ostras in June is 7.5 hours.