Weather & climate · George Town
Best Time to Visit Cayman Islands
December to April
The best time to visit the Cayman Islands is December to April, when daytime highs in George Town are around 26–27°C. May and November are also a good time to go. August is the warmest month (30°C by day), January the coldest (25°C at night), and October the wettest with about 154 mm of rain.
30°C
Warmest: August
25°C
Coldest nights: January
757 mm
Rain per year
154 mm
Wettest: October
Cayman Islands weather by month
- Jan26°C25°C26 mm
- Feb26°C25°C15 mm
- Mar27°C25°C13 mm
- Apr27°C26°C14 mm
- May28°C27°C66 mm
- Jun29°C28°C94 mm
- Jul29°C29°C62 mm
- Aug30°C29°C81 mm
- Sep30°C29°C105 mm
- Oct29°C28°C154 mm
- Nov28°C27°C88 mm
- Dec27°C26°C39 mm
Best time Good Less ideal
| Month | High | Low | Rain | Humidity | Cloud cover | Verdict |
|---|---|---|---|---|---|---|
| January | 26°C | 25°C | 26 mm | 77% | 49% | Best time |
| February | 26°C | 25°C | 15 mm | 77% | 37% | Best time |
| March | 27°C | 25°C | 13 mm | 76% | 36% | Best time |
| April | 27°C | 26°C | 14 mm | 77% | 35% | Best time |
| May | 28°C | 27°C | 66 mm | 79% | 50% | Good |
| June | 29°C | 28°C | 94 mm | 81% | 64% | Fair |
| July | 29°C | 29°C | 62 mm | 79% | 58% | Fair |
| August | 30°C | 29°C | 81 mm | 78% | 57% | Fair |
| September | 30°C | 29°C | 105 mm | 78% | 62% | Fair |
| October | 29°C | 28°C | 154 mm | 79% | 63% | Rainy |
| November | 28°C | 27°C | 88 mm | 77% | 56% | Good |
| December | 27°C | 26°C | 39 mm | 78% | 47% | Best time |
Data: NASA POWER (Prediction Of Worldwide Energy Resources) — 25-year climate averages 2001–2025, public domain, for the area around George Town (19.3, -81.38). Satellite and model averages — local weather stations can differ by 1–2 °C, and mountains or coasts elsewhere in the Cayman Islands have their own climate.
Frequently asked questions
When is the best time to visit the Cayman Islands?
December to April. The best time to visit the Cayman Islands is December to April, when daytime highs in George Town are around 26–27°C. May and November are also a good time to go. August is the warmest month (30°C by day), January the coldest (25°C at night), and October the wettest with about 154 mm of rain.
What is the hottest month in the Cayman Islands?
August, with average highs of 30°C in George Town.
What is the coldest month in the Cayman Islands?
January, when nights drop to about 25°C and days reach 26°C.
What is the rainiest month in the Cayman Islands?
October with about 154 mm; March is the driest (13 mm).
When should I avoid visiting the Cayman Islands?
October is the least comfortable month on average: 29°C by day and 154 mm of rain.