George Town Weather in September
Cayman Islands · 30-year monthly averages
⚠️ Challenging time to visit
September in George Town is hot, with average daytime highs around 32°C (89°F) and nighttime lows near 26°C (78°F). Expect roughly 223mm of precipitation spread over about 13 rainy days, and heavy rainfall is common — this is peak wet season territory.
Avg high
32°C
89°F
Avg low
26°C
78°F
Rainfall
223mm
very wet
Rainy days
13
days with ≥1mm
🎒 What to pack
- breathable summer clothing
- sunscreen, hat and sunglasses
- refillable water bottle
- compact umbrella or rain jacket
September vs the rest of the year
FAQ
- How hot is George Town in September?
- September in George Town is hot, with average daytime highs around 32°C (89°F) and nighttime lows near 26°C (78°F). Expect roughly 223mm of precipitation spread over about 13 rainy days, and heavy rainfall is common — this is peak wet season territory.
- Does it rain a lot in George Town in September?
- George Town sees around 223mm of precipitation in September on average — very wet by global standards.
- Is September a good time to visit George Town?
- September is a challenging month to visit George Town weather-wise — plan around the conditions.