Climate averages 1991–2020
Santiago de Cuba weather
in September.
A hot, wet month: the 4th warmest and the wettest of the year.
Long-term climate patterns, not a forecast for a particular trip.
September is a hot month in Santiago de Cuba: daytime highs average 31.2°C and nights cool to about 24.7°C. By daytime temperature it is the 4th warmest of the 12 months.
Expect about 115 mm of rain on roughly 20 days, which makes September a wet month (the wettest month of the year). Daylight, from sunrise to sunset, lasts about 12 h 16 min on an average September day.
The nearest other city in this atlas is Palma Soriano (28 km away). In September its highs average 31.3°C, about as warm as Santiago de Cuba, with 135 mm of rain.
Among the 21 cities listed in Cuba, Santiago de Cuba ranks joint 11th of 21 for the warmest September highs and 2nd of 21 for the driest September (rainfall, lowest first). The mean September high of those 21 cities is 31.2°C; Santiago de Cuba is level with that mean.
From September to October, average highs fall by 1.1°C to 30.1°C, and monthly rainfall falls from 115 mm to 111 mm.
The annual picture
September in context
Monthly rainfall
Average total · mmAverages from hourly ERA5 reanalysis data. Actual weather varies from year to year. How these numbers are calculated
Every month, side by side
Santiago de Cuba climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 28.9°C21.3°C | 21.3°C | 12 | 2.5 | 11.111 h |
| February | 29.4°C21.2°C | 21.2°C | 12 | 2.7 | 11.511 h |
| March | 29.7°C21.6°C | 21.6°C | 28 | 5.5 | 12.012 h |
| April | 30.4°C22.5°C | 22.5°C | 46 | 8.1 | 12.613 h |
| May | 30.5°C23.6°C | 23.6°C | 114 | 15.6 | 13.113 h |
| June | 31.4°C24.6°C | 24.6°C | 80 | 13.2 | 13.313 h |
| July | 32.4°C25.0°C | 25.0°C | 56 | 12.5 | 13.213 h |
| August | 32.3°C25.1°C | 25.1°C | 82 | 14.8 | 12.813 h |
| September, selected | 31.2°C24.7°C | 24.7°C | 115 | 19.9 | 12.312 h |
| October | 30.1°C24.1°C | 24.1°C | 111 | 17.3 | 11.712 h |
| November | 29.5°C23.2°C | 23.2°C | 58 | 7.7 | 11.211 h |
| December | 29.1°C22.1°C | 22.1°C | 22 | 3.3 | 10.911 h |
Rainfall is the average of the 30 separate monthly totals. A rain day is a local calendar day with at least 1 mm of precipitation. Daylight is the calculated sunrise-to-sunset length, not measured sunshine.
Compare places
September in nearby cities
- Palma Soriano in SeptemberCuba · 28 kmHigh 31.3°C · Low 23.5°C · 135 mm rain
- Contramaestre in SeptemberCuba · 54 kmHigh 32.1°C · Low 23.7°C · 122 mm rain
- Guantánamo in SeptemberCuba · 65 kmHigh 32.2°C · Low 24.1°C · 137 mm rain
- Bayamo in SeptemberCuba · 94 kmHigh 32.5°C · Low 23.3°C · 170 mm rain
- Holguín in SeptemberCuba · 107 kmHigh 31.5°C · Low 24.0°C · 139 mm rain
- Moa in SeptemberCuba · 115 kmHigh 30.6°C · Low 25.7°C · 121 mm rain
- Manzanillo, Cuba in SeptemberCuba · 140 kmHigh 32.3°C · Low 24.4°C · 157 mm rain
- Puerto Padre in SeptemberCuba · 154 kmHigh 31.3°C · Low 25.2°C · 121 mm rain
Read the numbers correctly
Climate, not a promise.
These patterns help compare months. They cannot tell you the weather on a specific day of your trip.
Sources, method and limitsHow these numbers are made (what the highs, lows and rain days mean, the sources and the model cell used for Santiago de Cuba) is explained once on the Santiago de Cuba year overview and on the Sources, method and limits page.