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Usual weather in Cayman Islands

Do you need to know, when is the best time to go to Cayman Islands? Then you should take a look here, what weather you can expect there during the year.

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What weather to expect in Cayman Islands

The climate of Cayman Islands is tropical marine. You can expect warm, rainy summers from May to October, and cool, relatively dry winters from November to April. Tropical cyclones threaten during the hurricane season from July to November.

When speaking about the usual weather in this state, the information is relevant for example for these popular places: Cayman Brac, Grand Cayman, Little Cayman.

Let's look now what weather you can expect here. The warmest month here is July, the average maximum temperature is 32.9 ℃ (91.22 ℉). The average minimum temperature in this month is 24.2 ℃ (75.56 ℉). The coldest month here is December, the average maximum temperature is 28.7 ℃ (83.66 ℉). The average minimum temperature in this month is 21.7 ℃ (71.06 ℉). The most rainy month here is September, the average number of rainy days is 16. The least rainy month here is April, the average number of rainy days is 4.

Please, keep in mind, that this is not a weather forecast, but the information about the usual weather (average). This should help you to decide, when is the best time to go to Cayman Islands. Read more details about the typical weather there in all individual months below:

January - February - March - April - May - June - July - August - September - October - November - December


January

Typical (usual) weather in Cayman Islands in January is this: The average highest temperature in Cayman Islands in January is 28.8 ℃ (83.84 ℉). The average lowest temperature is 20.5 ℃ (68.9 ℉). At the beginning of January you can expect lower temperatures, the average highest temperature is around 28.75 ℃ (83.75 ℉). At the end of January you can expect higher temperatures, the average highest temperature is around 29.05 ℃ (84.29 ℉). The average number of rainy days in January is 7. The average rainfall is 51.6 mm (look here, what this number means). When planning your travel, please, keep in mind, that actual weather may differ from these average values. The length of the day at the beginning of this month is approximately 10:59 (hours and minutes), in the middle of the month 11:05 and at the end of the month 11:16.These numbers above are valid primarily for the capital and the area around it.

February

Typical (usual) weather in Cayman Islands in February is this: The average highest temperature in Cayman Islands in February is 29.3 ℃ (84.74 ℉). The average lowest temperature is 20.4 ℃ (68.72 ℉). At the beginning of February you can expect lower temperatures, the average highest temperature is around 29.05 ℃ (84.29 ℉). At the end of February you can expect lower temperatures, the average highest temperature is around 29.15 ℃ (84.47 ℉). The average number of rainy days in February is 6.1. The average rainfall is 38 mm (look here, what this number means). When planning your travel, please, keep in mind, that actual weather may differ from these average values. The length of the day at the beginning of this month is approximately 11:16 (hours and minutes), in the middle of the month 11:30 and at the end of the month 11:45.These numbers above are valid primarily for the capital and the area around it.

March

Typical (usual) weather in Cayman Islands in March is this: The average highest temperature in Cayman Islands in March is 29 ℃ (84.2 ℉). The average lowest temperature is 20.8 ℃ (69.44 ℉). At the beginning of March you can expect higher temperatures, the average highest temperature is around 29.15 ℃ (84.47 ℉). At the end of March you can expect higher temperatures, the average highest temperature is around 29.3 ℃ (84.74 ℉). The average number of rainy days in March is 6. The average rainfall is 34.5 mm (look here, what this number means). When planning your travel, please, keep in mind, that actual weather may differ from these average values. The length of the day at the beginning of this month is approximately 11:45 (hours and minutes), in the middle of the month 12:02 and at the end of the month 12:18.These numbers above are valid primarily for the capital and the area around it.

April

Typical (usual) weather in Cayman Islands in April is this: The average highest temperature in Cayman Islands in April is 29.6 ℃ (85.28 ℉). The average lowest temperature is 21.9 ℃ (71.42 ℉). At the beginning of April you can expect lower temperatures, the average highest temperature is around 29.3 ℃ (84.74 ℉). At the end of April you can expect higher temperatures, the average highest temperature is around 30.3 ℃ (86.54 ℉). The average number of rainy days in April is 4. The average rainfall is 31.9 mm (look here, what this number means). When planning your travel, please, keep in mind, that actual weather may differ from these average values. The length of the day at the beginning of this month is approximately 12:18 (hours and minutes), in the middle of the month 12:35 and at the end of the month 12:49.These numbers above are valid primarily for the capital and the area around it.

May

Typical (usual) weather in Cayman Islands in May is this: The average highest temperature in Cayman Islands in May is 31 ℃ (87.8 ℉). The average lowest temperature is 23 ℃ (73.4 ℉). At the beginning of May you can expect lower temperatures, the average highest temperature is around 30.3 ℃ (86.54 ℉). At the end of May you can expect higher temperatures, the average highest temperature is around 31.75 ℃ (89.15 ℉). The average number of rainy days in May is 10.1. The average rainfall is 153 mm (look here, what this number means). When planning your travel, please, keep in mind, that actual weather may differ from these average values. The length of the day at the beginning of this month is approximately 12:49 (hours and minutes), in the middle of the month 13:02 and at the end of the month 13:12.These numbers above are valid primarily for the capital and the area around it.

June

Typical (usual) weather in Cayman Islands in June is this: The average highest temperature in Cayman Islands in June is 32.5 ℃ (90.5 ℉). The average lowest temperature is 23.3 ℃ (73.94 ℉). At the beginning of June you can expect lower temperatures, the average highest temperature is around 31.75 ℃ (89.15 ℉). At the end of June you can expect higher temperatures, the average highest temperature is around 32.7 ℃ (90.86 ℉). The average number of rainy days in June is 12. The average rainfall is 155.4 mm (look here, what this number means). When planning your travel, please, keep in mind, that actual weather may differ from these average values. The length of the day at the beginning of this month is approximately 13:12 (hours and minutes), in the middle of the month 13:17 and at the end of the month 13:16.These numbers above are valid primarily for the capital and the area around it.

July

Typical (usual) weather in Cayman Islands in July is this: The average highest temperature in Cayman Islands in July is 32.9 ℃ (91.22 ℉). The average lowest temperature is 24.2 ℃ (75.56 ℉). At the beginning of July you can expect lower temperatures, the average highest temperature is around 32.7 ℃ (90.86 ℉). At the end of July you can expect lower temperatures, the average highest temperature is around 32.4 ℃ (90.32 ℉). The average number of rainy days in July is 12.2. The average rainfall is 149.5 mm (look here, what this number means). When planning your travel, please, keep in mind, that actual weather may differ from these average values. The length of the day at the beginning of this month is approximately 13:16 (hours and minutes), in the middle of the month 13:11 and at the end of the month 13:02.These numbers above are valid primarily for the capital and the area around it.

August

Typical (usual) weather in Cayman Islands in August is this: The average highest temperature in Cayman Islands in August is 31.9 ℃ (89.42 ℉). The average lowest temperature is 23.7 ℃ (74.66 ℉). At the beginning of August you can expect higher temperatures, the average highest temperature is around 32.4 ℃ (90.32 ℉). At the end of August you can expect lower temperatures, the average highest temperature is around 31.7 ℃ (89.06 ℉). The average number of rainy days in August is 14.2. The average rainfall is 150.7 mm (look here, what this number means). When planning your travel, please, keep in mind, that actual weather may differ from these average values. The length of the day at the beginning of this month is approximately 13:02 (hours and minutes), in the middle of the month 12:49 and at the end of the month 12:34.These numbers above are valid primarily for the capital and the area around it.

September

Typical (usual) weather in Cayman Islands in September is this: The average highest temperature in Cayman Islands in September is 31.5 ℃ (88.7 ℉). The average lowest temperature is 23.5 ℃ (74.3 ℉). At the beginning of September you can expect higher temperatures, the average highest temperature is around 31.7 ℃ (89.06 ℉). At the end of September you can expect lower temperatures, the average highest temperature is around 31.4 ℃ (88.52 ℉). The average number of rainy days in September is 16. The average rainfall is 227.6 mm (look here, what this number means). When planning your travel, please, keep in mind, that actual weather may differ from these average values. The length of the day at the beginning of this month is approximately 12:34 (hours and minutes), in the middle of the month 12:18 and at the end of the month 12:02.These numbers above are valid primarily for the capital and the area around it.

October

Typical (usual) weather in Cayman Islands in October is this: The average highest temperature in Cayman Islands in October is 31.3 ℃ (88.34 ℉). The average lowest temperature is 22.9 ℃ (73.22 ℉). At the beginning of October you can expect higher temperatures, the average highest temperature is around 31.4 ℃ (88.52 ℉). At the end of October you can expect lower temperatures, the average highest temperature is around 30.4 ℃ (86.72 ℉). The average number of rainy days in October is 14.7. The average rainfall is 223.2 mm (look here, what this number means). When planning your travel, please, keep in mind, that actual weather may differ from these average values. The length of the day at the beginning of this month is approximately 12:02 (hours and minutes), in the middle of the month 11:46 and at the end of the month 11:30.These numbers above are valid primarily for the capital and the area around it.

November

Typical (usual) weather in Cayman Islands in November is this: The average highest temperature in Cayman Islands in November is 29.5 ℃ (85.1 ℉). The average lowest temperature is 22.1 ℃ (71.78 ℉). At the beginning of November you can expect higher temperatures, the average highest temperature is around 30.4 ℃ (86.72 ℉). At the end of November you can expect lower temperatures, the average highest temperature is around 29.1 ℃ (84.38 ℉). The average number of rainy days in November is 11.9. The average rainfall is 151.8 mm (look here, what this number means). When planning your travel, please, keep in mind, that actual weather may differ from these average values. The length of the day at the beginning of this month is approximately 11:30 (hours and minutes), in the middle of the month 11:16 and at the end of the month 11:05.These numbers above are valid primarily for the capital and the area around it.

December

Typical (usual) weather in Cayman Islands in December is this: The average highest temperature in Cayman Islands in December is 28.7 ℃ (83.66 ℉). The average lowest temperature is 21.7 ℃ (71.06 ℉). At the beginning of December you can expect higher temperatures, the average highest temperature is around 29.1 ℃ (84.38 ℉). At the end of December you can expect higher temperatures, the average highest temperature is around 28.75 ℃ (83.75 ℉). The average number of rainy days in December is 8.9. The average rainfall is 70.3 mm (look here, what this number means). When planning your travel, please, keep in mind, that actual weather may differ from these average values. The length of the day at the beginning of this month is approximately 11:05 (hours and minutes), in the middle of the month 10:59 and at the end of the month 10:58.These numbers above are valid primarily for the capital and the area around it.



When you read about the number of mm of rainfall, you should know this: Light rain is when the precipitation rate is less than 2.5 mm (0.1 in) per hour. For moderate rain this number is between 2.5 mm and 10 mm (0.4 in), for heavy rain it is 10 mm - 50 mm (2.0 in). Violent rain has this number higher than 50 mm per hour.


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