Santiago de Cuba weather in December
Temperature, sea and sunshine in December: long-term averages from 30 years of weather data, not a forecast.
Holiday weather in December
Excellent
Best time to visit: November – March
What is the weather like in Santiago de Cuba in December?
In December, Santiago de Cuba is hot: daytime highs average 29 °C, and even at night it stays warm at around 22 °C. The sea averages 27.9 °C – lovely and warm for swimming. The sun shines for around 8 hours a day. Rain is rare: about 3 days bring 22 mm in total. On about 10 days the thermometer climbs to 30 °C or more. The air is often humid and muggy. All in all, December is an excellent month for a holiday in Santiago de Cuba.
December compared
How the weather changes from November to January. Tap a month to open it.
| NovemberNov | DecemberDec | JanuaryJan | |
|---|---|---|---|
| Score | 71 | 83 | 85 |
| Day | 30° | 29° | 29° |
| Night | 23° | 22° | 21° |
| Sea | 29° | 28° | 27° |
| Sun | 8 h | 8 h | 8 h |
| Rain days | 8 | 3 | 2 |
More details for December
- Daylight
- 10 h 56 min06:30 – 17:26
- UV index
- 6 · highclear sky, noon (estimate)All months
- Muggy days
- 27 daysdew point 18 °C or moreAll months
- Wind
- 15 km/haverage daily peakAll months
- Cloud cover
- 33 %on averageAll months
- Hot days
- 10 days30 °C or moreAll months
- Time zone
- UTC−5America/Havana
How the score comes together
- Temperatureweight 50 %73 %
- Sunshineweight 20 %82 %
- Few rainy daysweight 30 %100 %
Each factor is rated from 0 to 100 % and weighted for the travel style “City break”.
What to pack in December
- Swimwear
- Sunscreen
- Light, breathable clothes
- Water bottle – drink plenty
- Insect repellent
Santiago de Cuba in December: quick answers
Is Santiago de Cuba hot in December?
Yes. In December, Santiago de Cuba is hot: daytime highs average 29 °C and nights stay around 22 °C. On about 10 days the thermometer climbs to 30 °C or more.
Can you swim in Santiago de Cuba in December?
Yes. In December the sea averages 27.9 °C – lovely and warm for swimming.
Does it rain much in Santiago de Cuba in December?
Rain is rare: about 3 days bring 22 mm in total.
Santiago de Cuba month by month
The whole year in Santiago de CubaAll destinations: CubaCaribbean weather in DecemberWhere to go in DecemberSea temperature in December
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