The highest day temperature in July 2023 was 95°F. The lowest night temperature was 86°F. The average values for day and night temperatures during July were 91.7°F и 88.0°F respectivly.

The average sea surface temperature in July 2023 for Grand Cayman was 90.5°F. The maximum and minimum values were 90.0°F and 91.4°F respectively.

Most of the days in July are cloudy but you can also expect sunny or gloomy days.

Precipitation total in July for Grand Cayman is 2.4 in.

The average wind speed in July is 12.4 mph. It makes July one of the most windless months of the year for Grand Cayman.

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 Grand Cayman in July is 8.2 hours.