August weather forecast
Cayman Islands

August in the Cayman Islands is a continuation of the wet season, exhibiting high temperatures and substantial rainfall. The average temperature during August ranges from 28°C (82.4°F) to 32°C (89.6°F), tying with July as the hottest months of the year. The high humidity levels combined with these temperatures contribute to the overall tropical climate characteristic of the region during summer.

Rainfall in August increases from July, with average precipitation reaching approximately 185mm (7.28"). This month, along with September and October, often sees the highest rainfall of the year, marking the peak of the wet season. The possibility of thunderstorms remains relatively high throughout the month.

The climate in August does not differ greatly across the three islands: Grand Cayman, Cayman Brac, and Little Cayman. George Town, the capital city on Grand Cayman, follows the general weather trends of the country, exhibiting similar temperature ranges and precipitation levels.

Wind speeds in August slightly decrease, averaging 15km/h (9.3mph), and provide a welcomed cooling effect amidst the summer heat. Daylight hours begin to decrease from the peak experienced in June and July, with the islands seeing approximately 13 hours of daylight per day.

Despite the high temperatures and rainfall, August still offers opportunities for visitors to enjoy the natural and cultural attractions of the Cayman Islands. The warm sea temperatures remain ideal for water-based activities like swimming, snorkelling, and diving. Nonetheless, the hurricane season is in effect during August, so visitors must stay updated with weather forecasts. On a brighter note, the month often hosts the Pirates Week Festival, offering parades, music, street dances, and fireworks, providing a colourful and lively experience for visitors.

---

• George Town - August »
  On the first day of August sunrise is at 06:02 and sunset at 19:01. August temperatures vary between a high-temperature of 30°C (86°F) and a low-temperature of 27°C (80.6°F).
• West Bay - August »
  On the first day of August in West Bay, Cayman Islands, sunrise is at 06:02 and sunset at 19:01. The months with the warmest seawater in West Bay are August and September, with an average sea temperature of 29.9°C (85.8°F).
• East End - August »
  August and September, with an average sea temperature of 29.9°C (85.8°F), are months with the warmest seawater in East End, Cayman Islands. The warmest period in East End is August, when temperatures fluctuate between an average high of 29.7°C (85.5°F) and a low of 28.6°C (83.5°F).
• North Side - August »
  In August, the average sea temperature in North Side is 29.9°C (85.8°F). The warmest month in North Side is August, with an average high-temperature of 29.7°C (85.5°F) and an average low-temperature of 28.6°C (83.5°F).
• Old Man Bay - August »
  In August, the average heat index, which represents the influence of relative humidity on air temperature, is evaluated at 35°C (95°F). Noteworthy data indicates a surge in maximum temperature to 29.7°C (85.5°F), marking August as one of the warmest months of the year.
• Half Way Pond - August »
  As Half Way Pond transitions into August, temperatures remain stable while rainfall shows a mild increase. August is the month when Half Way Pond's temperatures reach their peak, with averages of 29.7°C (85.5°F) and lows of 28.6°C (83.5°F).
• Gun Bay - August »
  The average heat index, which factors the actual air temperature with the relative humidity, in August is estimated at 35°C (95°F). In Gun Bay in August, it is raining for 19.3 days, with typically 76mm (2.99") of accumulated precipitation.
• Brinkleys - August »
  The highest temperatures in Brinkleys are recorded in August, with averages reaching a high of 29.7°C (85.5°F) and a low of 28.6°C (83.5°F). The average relative humidity in August in Brinkleys is 75%.
• Sand Bluff - August »
  On the last day of August, in Sand Bluff sunrise is at 06:09 and sunset at 18:39 EST. The highest temperatures in Sand Bluff are recorded in August, with averages reaching a high of 29.7°C (85.5°F) and a low of 28.6°C (83.5°F).
• Spot Bay - August »
  In Spot Bay in August, during 19.3 rainfall days, 76mm (2.99") of precipitation is typically accumulated. Spot Bay witnesses the warmest weather in August, with temperatures averaging a high of 29.7°C (85.5°F) and a low of 28.6°C (83.5°F).
• Breakers - August »
  In Breakers during August, the rain falls for 19.3 days and regularly aggregates up to 76mm (2.99") of precipitation. The warmest temperatures in Breakers, Cayman Islands, occur during August, when averages reach a peak of 29.7°C (85.5°F) and a low of 28.6°C (83.5°F).