Cuba in September: where is it warmest?
In September, Guantánamo Bay is the warmest place with 32 °C by day, Varadero the coolest with 30 °C. 2 of 5 destinations have good holiday weather.
All destinations in September, warmest first
Long-term averages for the month: daytime high, sea, sunshine and rainy days.
| Place | Score | Air | Sea | Sun | Rain days |
|---|---|---|---|---|---|
| Guantánamo Bay | 75 | 32° | 30° | 7 h | 15 |
| Trinidad, Cuba | 34 | 32° | 30° | 7 h | 20 |
| Havana | 39 | 31° | 30° | 7 h | 19 |
| Santiago de Cuba | 36 | 31° | 30° | 7 h | 20 |
| Varadero | 73 | 30° | 30° | 7 h | 19 |
Cuba in September: quick answers
Cuba in September: where is it warmest?
The warmest places in September are Guantánamo Bay (32 °C), Trinidad, Cuba (32 °C) and Havana (31 °C).
Cuba in September: where is the sea warmest?
The sea is warmest at Guantánamo Bay (30 °C), Trinidad, Cuba (30 °C) and Havana (30 °C).
Cuba in September: where is the weather best?
The best holiday weather in September – warm, sunny and dry – is in Guantánamo Bay, Varadero and Havana.
Cuba month by month
Cuba: weather & best time to visit
Climate averages 1996–2025, not a forecast. Data: Copernicus ERA5 / ERA5-Land via Open-Meteo.com (CC BY 4.0), NOAA OISST, WMO 1991–2020 (NOAA NCEI), GeoNames (CC BY 4.0). Sources & licences