Grand Cayman
December
Weather in Grand Cayman for December 2026
Your guide to Grand Cayman weather in December - trends and predictions
The climate of Grand Cayman in December is notably wet, with an average of 12 rainy days, and a total of 65.1 mm of precipitation.
Is December a good time to visit Grand Cayman? check out the best time to travel to Grand Cayman page.
Rain 🌧️
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19
Dry days
12
Rainy days
0
Snow days
27°/25°
Temperatures
30 km/h
Avg max wind
82 %
Avg humidity
Grand Cayman Weather December
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Temperatures trend during December in Grand Cayman
See the weather trend as well as the moving average line
December weather in Grand Cayman day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Dec. |  Light rain | 28° /26° | 4.6 mm | 6 | |
| 2 Dec. |  Patchy rain possible | 28° /26° | 0.2 mm | 6.2 | |
| 3 Dec. | Patchy rain possible | 27° /25° | 0.2 mm | 6 | |
| 4 Dec. | Patchy rain possible | 26° /25° | 0.1 mm | 6 | |
| 5 Dec. | Patchy rain possible | 28° /26° | 0.1 mm | 6.1 | |
| 6 Dec. | Patchy rain possible | 28° /27° | 0.1 mm | 6 | |
| 7 Dec. | Patchy rain possible | 27° /25° | 0.2 mm | 6 | |
| 8 Dec. | Patchy rain possible | 27° /25° | 0.1 mm | 6 | |
| 9 Dec. | Patchy rain possible | 28° /26° | 2.2 mm | 6 | |
| 10 Dec. | Patchy rain possible | 29° /26° | 0.9 mm | 6 | |
| 11 Dec. |  Moderate rain | 27° /27° | 13 mm | 6 | |
| 12 Dec. | Light rain | 28° /26° | 4.3 mm | 6 | |
| 13 Dec. | Patchy rain possible | 29° /27° | 0.5 mm | 6 | |
| 14 Dec. |  Overcast | 27° /26° | 0.3 mm | 6 | |
| 15 Dec. | Patchy rain possible | 28° /26° | 0.7 mm | 5.9 | |
| 16 Dec. | Patchy rain possible | 28° /26° | 2.3 mm | 5.9 | |
| 17 Dec. |  Moderate or heavy rain shower | 28° /26° | 5.5 mm | 5.9 | |
| 18 Dec. | Patchy rain possible | 29° /26° | 0.2 mm | 5.9 | |
| 19 Dec. | Patchy rain possible | 27° /25° | 0.9 mm | 5.9 | |
| 20 Dec. | Patchy rain possible | 26° /25° | 0.9 mm | 5 | |
| 21 Dec. | Patchy rain possible | 26° /25° | 0.6 mm | 5 | |
| 22 Dec. | Patchy rain possible | 27° /25° | 1.4 mm | 5 | |
| 23 Dec. | Patchy rain possible | 27° /26° | 1 mm | 5 | |
| 24 Dec. | Light rain | 27° /26° | 2.8 mm | 4 | |
| 25 Dec. | Moderate rain at times | 27° /26° | 6.2 mm | 5 | |
| 26 Dec. | Patchy rain possible | 26° /25° | 0.3 mm | 4 | |
| 27 Dec. | Light rain | 26° /26° | 2.5 mm | 5 | |
| 28 Dec. | Patchy rain possible | 27° /26° | 0.2 mm | 5 | |
| 29 Dec. | Patchy rain possible | 26° /25° | 0.6 mm | 5 | |
| 30 Dec. | Moderate rain | 26° /25° | 12.4 mm | 4 | |
| 31 Dec. |  Thundery outbreaks possible | 26° /24° | 0 mm | 5 | |
| Next | |||||
Important Notice
Our weather forecast for Grand Cayman in December is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Grand Cayman forecast closer to your planned date for the most up-to-date weather information.
Change Month
Grand Cayman in December - FAQ
What are the expected maximum and minimum temperatures in Grand Cayman during December?
During December, expect a variety of temperatures with highs around 27° and lows near 25°, suitable for diverse activities and preferences.
How much rainfall should be expected in Grand Cayman during December?
Moderate rainfall is anticipated in Grand Cayman during December, with a total of 65.1 mm spread over approximately 12 days. Considering plans for rainy days is advisable.
What are the typical wind conditions in Grand Cayman during December?
The average wind speed in Grand Cayman during December is 30 km/h, suggesting breezy to windy conditions, depending on your activities.
December rainfall patterns in Grand Cayman
Explore the daily rainfall trends and prepare for Grand Caymans December weather 💧
Typically, Grand Cayman has 12 rainy days in December with a total of 65.1 mm of rainfall.
UV exposure in Grand Cayman during December
Stay informed about UV levels for safe outdoor activities throughout the month of December ☀️
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