The highest day temperature in July 2025 was 78°F. The lowest night temperature was 71°F. The average values for day and night temperatures during July were 76.2°F и 73.3°F respectivly.

The average sea surface temperature in July 2025 for Boa Vista was 78.7°F. The maximum and minimum values were 76.4°F and 80.6°F respectively.

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

Precipitation total in July for Boa Vista is 0.1 in.

The average wind speed in July is 11.2 mph. It makes July one of the most windless months of the year for Boa Vista.

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 Boa Vista in July is 7.7 hours.