West Bay
Cayman Islands
Long-term weather forecast
Long-term weather forecast

Monthly weather forecast and climate
West Bay, Cayman Islands

The best months for a swim in West Bay, Cayman Islands, are January through December, with a perfect temperature - varying between 25°C (77°F) and 29°C (84.2°F), and scarce rainfall.
The ideal sea water temperature of 26.6°C (79.9°F) make January the best time for swimming and other water activities in West Bay, Cayman Islands. January and February, with an average sea temperature of 26.6°C (79.9°F), are months with the coldest seawater. Note: Water temperature between 25°C (77°F) and 29°C (84.2°F) is regarded as very warm and enjoyable by all. Weather in January »

The ideal sea water temperature of 26.6°C (79.9°F) make February the best time for swimming and other water activities in West Bay, Cayman Islands. Months with the coldest seawater are January and February, with an average sea temperature of 26.6°C (79.9°F). Note: Water temperature between 25°C (77°F) and 29°C (84.2°F) is regarded as very warm and enjoyable by all. Weather in February »

The ideal sea water temperature of 26.8°C (80.2°F) make March the best time for swimming and other water activities in West Bay, Cayman Islands. In West Bay, the average seawater temperature in March is 26.8°C (80.2°F). Note: For swimming, diving, and other water activities, temperatures between 25°C (77°F) and 29°C (84.2°F) are perceived as very enjoyable and pleasurable for prolonged periods without feeling uncomfortable. Weather in March »

The ideal sea water temperature of 27.7°C (81.9°F) make April the best time for swimming and other water activities in West Bay, Cayman Islands. In West Bay, the average water temperature is 27.7°C (81.9°F). Note: For swimming, diving, and other water activities, temperatures between 25°C (77°F) and 29°C (84.2°F) are perceived as very enjoyable and pleasurable for prolonged periods without feeling uncomfortable. Weather in April »

The ideal sea water temperature of 28.3°C (82.9°F) make May the best time for swimming and other water activities in West Bay, Cayman Islands. In West Bay, in May, the average water temperature is 28.3°C (82.9°F). Note: For any water activity, surface water temperatures between 25°C (77°F) and 29°C (84.2°F) are considered as excellent and extremely pleasant for lengthened periods. Weather in May »

The ideal sea water temperature of 28.8°C (83.8°F) make June the best time for swimming and other water activities in West Bay, Cayman Islands. In June, the average sea temperature is 28.8°C (83.8°F). Note: For any water activity, surface water temperatures between 25°C (77°F) and 29°C (84.2°F) are considered as excellent and extremely pleasant for lengthened periods. Weather in June »

The ideal sea water temperature of 29.3°C (84.7°F) make July the best time for swimming and other water activities in West Bay, Cayman Islands. In July, the average sea temperature is 29.3°C (84.7°F). Note: For swimming, diving, and other water activities, temperatures between 25°C (77°F) and 29°C (84.2°F) are perceived as very enjoyable and pleasurable for prolonged periods without feeling uncomfortable. Weather in July »

The ideal sea water temperature of 29.9°C (85.8°F) make August the best time for swimming and other water activities in West Bay, Cayman Islands. August and September, with an average sea temperature of 29.9°C (85.8°F), are months with the warmest seawater. Note: For any water activity, surface water temperatures between 25°C (77°F) and 29°C (84.2°F) are considered as excellent and extremely pleasant for lengthened periods. Weather in August »

The ideal sea water temperature of 29.9°C (85.8°F) make September the best time for swimming and other water activities in West Bay, Cayman Islands. August and September, with an average sea temperature of 29.9°C (85.8°F), are months with the warmest seawater. Note: Water temperature between 25°C (77°F) and 29°C (84.2°F) is regarded as very warm and enjoyable by all. Weather in September »

The ideal sea water temperature of 29.3°C (84.7°F) make October the best time for swimming and other water activities in West Bay, Cayman Islands. In October, the average sea temperature is 29.3°C (84.7°F). Note: For any water activity, surface water temperatures between 25°C (77°F) and 29°C (84.2°F) are considered as excellent and extremely pleasant for lengthened periods. Weather in October »

The ideal sea water temperature of 28.6°C (83.5°F) make November the best time for swimming and other water activities in West Bay, Cayman Islands. In West Bay, the average seawater temperature in November is 28.6°C (83.5°F). Note: For any water activity, surface water temperatures between 25°C (77°F) and 29°C (84.2°F) are considered as excellent and extremely pleasant for lengthened periods. Weather in November »

The ideal sea water temperature of 27.9°C (82.2°F) make December the best time for swimming and other water activities in West Bay, Cayman Islands. In December, the average sea temperature is 27.9°C (82.2°F). Note: For any water activity, surface water temperatures between 25°C (77°F) and 29°C (84.2°F) are considered as excellent and extremely pleasant for lengthened periods. Weather in December »

When is the sea coldest in West Bay?

January and February, with an average sea temperature of 26.6°C (79.9°F), are months with the coldest seawater in West Bay.

When are the longest days in West Bay?

With an average of 13.3h of daylight, June has the longest days of the year.

What months are the sea warmest in West Bay?

August and September, with an average sea temperature of 29.9°C (85.8°F), are months with the warmest seawater.

What is the month with the shortest days in West Bay?

The month with the shortest days in West Bay is December, with an average of 11h of daylight.
Average sea temperature - West Bay, Cayman Islands

Best months for swimming (with the highest average sea temperature) are August and September (29.9°C).
Coldest months (with the lowest average sea temperature) are January and February (26.6°C).

Average daylight - West Bay, Cayman Islands

The month with the longest days is June (Average daylight: 13.3h).
The month with shortest days is December (Average daylight: 11h).