Weather in Cayman Islands for August 2025
In general, the average temperature in Cayman Islands at the beginning of August is 30 °C. As the month progressed, temperatures tended to moderately fall, reaching an average of 29.4 °C by the end of August.
Cayman Islands experiences an exceptionally high level of rainfall in August, with more than 24 rainy days on average.
Is August a good time to visit Cayman Islands? check out the best time to travel to Cayman Islands page.
- New! Chat with our AI weatherman - it’s amazing and free.
Cayman Islands in August average weather
| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  30° | 2  30° | 3 30° | ||||
| 4 30° | 5  30° | 6 30° | 7  30° | 8 31° | 9  31° | 10 30° |
| 11 30° | 12 30° | 13 31° | 14 31° | 15 30° | 16 31° | 17 30° |
| 18 29° | 19 30° | 20 30° | 21 30° | 22 29° | 23 29° | 24 30° |
| 25  30° | 26 29° | 27 29° | 28 29° | 29 29° | 30 29° | 31  31° |
You can click on date
Temperatures trend during August in Cayman Islands
August weather day by day
| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Aug. | Overcast | 30° /28° | 0.8 mm | 7 | |
| 2 Aug. | Heavy rain at times | 30° /27° | 5.2 mm | 7 | |
| 3 Aug. | Overcast | 30° /28° | 2.5 mm | 7 | |
| 4 Aug. | Overcast | 30° /28° | 0.6 mm | 7 | |
| 5 Aug. | Cloudy | 30° /28° | 0.3 mm | 7 | |
| 6 Aug. | Cloudy | 30° /28° | 0.1 mm | 7 | |
| 7 Aug. | Patchy rain possible | 30° /28° | 1.7 mm | 7 | |
| 8 Aug. | Overcast | 31° /28° | 0.5 mm | 7 | |
| 9 Aug. | Moderate rain at times | 31° /28° | 7.5 mm | 7 | |
| 10 Aug. | Patchy rain possible | 30° /29° | 2 mm | 7 | |
| 11 Aug. | Moderate or heavy rain shower | 30° /29° | 7.2 mm | 7 | |
| 12 Aug. | Moderate or heavy rain shower | 30° /28° | 6 mm | 7 | |
| 13 Aug. | Patchy rain possible | 31° /29° | 0.4 mm | 7 | |
| 14 Aug. | Patchy rain possible | 31° /28° | 1.3 mm | 7 | |
| 15 Aug. | Moderate or heavy rain shower | 30° /28° | 4.7 mm | 7 | |
| 16 Aug. | Cloudy | 31° /28° | 0.4 mm | 7 | |
| 17 Aug. | Patchy rain possible | 30° /27° | 0.8 mm | 7 | |
| 18 Aug. | Moderate or heavy rain shower | 29° /28° | 3.4 mm | 6 | |
| 19 Aug. | Patchy rain possible | 30° /28° | 0.4 mm | 7 | |
| 20 Aug. | Moderate rain at times | 30° /28° | 1.1 mm | 7 | |
| 21 Aug. | Moderate or heavy rain shower | 30° /29° | 2.9 mm | 7 | |
| 22 Aug. | Moderate or heavy rain shower | 29° /28° | 6.8 mm | 6 | |
| 23 Aug. | Heavy rain at times | 29° /28° | 4.2 mm | 7 | |
| 24 Aug. | Heavy rain at times | 30° /28° | 5.6 mm | 7 | |
| 25 Aug. | Thundery outbreaks possible | 30° /28° | 6 mm | 7 | |
| 26 Aug. | Light rain shower | 29° /28° | 7.1 mm | 6 | |
| 27 Aug. | Light rain shower | 29° /28° | 4.3 mm | 6 | |
| 28 Aug. | Light rain shower | 29° /29° | 2.5 mm | 6 | |
| 29 Aug. | Light rain shower | 29° /28° | 2.1 mm | 6 | |
| 30 Aug. | Light rain shower | 29° /29° | 1.8 mm | 6 | |
| 31 Aug. | Partly cloudy | 31° /29° | 1.9 mm | 7 | |
| Next | |||||
Guide for Cayman Islands in August
In August, the weather in the Cayman Islands is typically warm and humid, with occasional rainfall. At the beginning of the month, the average temperature hovers around 30°, with high humidity levels.
The sea temperature is also warm, making it perfect for water activities such as snorkeling and diving. However, there is a chance of occasional showers and thunderstorms, so it's advisable to pack an umbrella or raincoat.
Toward the end of August, the weather remains warm with average temperatures around 31°. The sea breeze provides some relief from the heat, and the ocean waters are still inviting for beachgoers.
However, the possibility of rain showers persists, so visitors should be prepared for intermittent rainfall during their stay.
Overall, August in the Cayman Islands offers warm and tropical weather, making it an ideal destination for those seeking a summer getaway. While there may be some rain, the island's natural beauty and warm temperatures make it a popular choice for travelers looking to enjoy the Caribbean atmosphere.
Cayman Islands in August - FAQ
What to pack to Cayman Islands in August?
As you prepare for your trip to Cayman Islands in August, it's important to consider the typical weather patterns for the time of year. Below is a carefully tailored packing list to ensure that your time in Cayman Islands, during August, is comfortable and enjoyable, regardless of the weather conditions.
- Clothing
- Lightweight Clothing: T-shirts, blouses, shorts, skirts
- Rain Gear: Lightweight, waterproof clothing
- Footwear
- Waterproof Shoes
- Sandals/Flip-flops: Comfortable for warm climates
- Accessories
- Sunglasses: For sun protection
- Sun Hats: Wide-brimmed hats for sun protection in warm weather
- Umbrellas/Raincoats: For rainy days
- Personal Items
- Sunscreen: High SPF for sunny destinations
- Lip Balm with SPF: To protect against chapped lips
- Insect Repellent: For destinations with mosquitos or other insects
August rainfall patterns in Cayman Islands
UV exposure in Cayman Islands during August
Quick links
Where is Cayman Islands?Get accurate weather forecasts for Cayman Islands, located at latitude 19.287 and longitude -81.374. Stay updated with localized weather information tailored for Cayman Islands.