Climate and Weather of Grand Cayman, Cayman Islands

In Cayman Islands you have several regions, one of which is called Grand Cayman. The most popular city in this region is West Bay, whose climate data we'll examine to provide you with an overview of what weather to expect in Grand Cayman. For more detailed climate information about other cities in the area, please see the section beneath the map further down the page.

In Grand Cayman, there are no specific months with consistently comfortable weather, but average temperatures vary throughout the year.

Grand Cayman reaches its peak temperature in August, hitting 30°C, while January brings cooler conditions with daytime highs of 27°C.

The peak heat season generally takes place in July, August and September.

Precipitation in Grand Cayman varies considerably throughout the year. The wettest conditions occur in October with 224 mm of rain, while February stays relatively dry with 22 mm.

Select a Month of Interest

Check the conditions for any month of the year.

Interested in the detailed Weather and Climate of Grand Cayman, Cayman Islands?

Please select a city below the map you wish to travel to, or the one closest to your destination. Each selected city will show you the following graphs:
1. Average minimum and maximum temperature over the year
2. Average monthly precipitation over the year (rainfall, snow)
3. Average monthly hours of sunshine over the year
On certain pages we also offer other historical climate data like humidity wind speed and water temperature.