Cayman Islands climate by month
8-year averages · when to visit| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Grand Cayman | 81° | 82° | 82° | 84° | 86° | 86° | 88° | 88° | 88° | 86° | 84° | 82° |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Grand Cayman | 14 | 16 | 19 | 17 | 21 | 21 | 20 | 18 | 22 | 22 | 18 | 16 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Grand Cayman | 82° | 81° | 82° | 82° | 84° | 85° | 86° | 87° | 88° | 86° | 84° | 83° |
Figures are averaged over 8 years of ERA5 reanalysis; sea temps come from ocean reanalysis, and UV is derived from solar elevation.
Grand Cayman climate in October
8-year averages · when to visitBest months: January–December · October: Good
| September | October | November | |
|---|---|---|---|
| Average temperature | ▼ 84°F | 82°F | ▼ 81°F |
| Typical high | ▼ 88°F | 86°F | ▼ 84°F |
| Typical low | ▼ 81°F | 79°F | → 79°F |
| Water temperature | ▼ 88°F | 86°F | ▼ 84°F |
| Precipitation | ▲ 4.6 in | 5.1 in | ▼ 4.6 in |
| Wet days | → 22 d | 22 d | ▼ 18 d |
| Sunshine per day | ▼ 10.9 h | 10.2 h | ▼ 9.7 h |
| Cloud cover | ▲ 11% | 12% | ▲ 13% |
| Midday UV | ▼ 11 | 9 | ▼ 8 |
| Daylight | 12:14 | 11:42 | 11:13 |
| Our take | Good | Good | Good |
October temperatures day by day daily mean + smoothed trend · °F
October precipitation day by day in
October UV day by day clear-sky midday value
Figures are averaged over 8 years of ERA5 reanalysis; sea temps come from ocean reanalysis, and UV is derived from solar elevation.
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Updated: 4:00 AM
Cayman Islands · 6 weather points · Climate reference: Grand Cayman (19.29°N, 81.37°W) · America/Cayman