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Weather & Climate
West Bay, Grand Cayman, Cayman Islands
Overview
Climate data and monthly weather averages for West Bay.
Key Metrics
Annual Avg
27.5°C
Summer Avg
28.9°C
Winter Avg
26°C
Record High
31.2°C
Record Low
19.8°C
Annual Precipitation
757.4 mm
Avg Humidity
78%
Summer Humidity
79%
Winter Humidity
77%
Monthly Averages
| Month | High (°C) | Avg (°C) | Low (°C) | Rain (mm) | Humidity (%) | Sunshine (h) | Wind (kph) |
|---|---|---|---|---|---|---|---|
| Jan | 28.4° | 25.7° | 19.8° | 26.3 | 77% | 136 | 51.8 |
| Feb | 28° | 25.8° | 20.8° | 14.8 | 77% | 149 | 47.7 |
| Mar | 28.1° | 25.9° | 21.8° | 13.3 | 76% | 191 | 50.5 |
| Apr | 29.8° | 26.8° | 22.5° | 14.1 | 77% | 203 | 48.6 |
| May | 29.7° | 27.7° | 25.2° | 66.3 | 79% | 197 | 45.1 |
| Jun | 30.6° | 28.4° | 25.9° | 93.9 | 81% | 181 | 49.2 |
| Jul | 30.9° | 29° | 27.2° | 62.3 | 79% | 198 | 59.2 |
| Aug | 31.2° | 29.3° | 27.7° | 80.9 | 78% | 191 | 87.3 |
| Sep | 30.7° | 29.2° | 27.2° | 105 | 78% | 170 | 124.8 |
| Oct | 30.4° | 28.6° | 25.5° | 153.8 | 79% | 148 | 61.3 |
| Nov | 29.6° | 27.4° | 23° | 87.6 | 77% | 130 | 60.6 |
| Dec | 28.8° | 26.6° | 20.5° | 39.1 | 78% | 130 | 54.3 |
Frequently Asked Questions
Sources: NASA POWER · Last updated: 2025
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