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Guantánamo Weather by Month
Average temperatures, rainfall and humidity for Guantánamo, Cuba, month by month, built from OpenWeather’s historical records. Use it to see what a typical Guantánamo month looks like before you travel — then check the live Guantánamo forecast for the days ahead.
Warmest month
August
33°C average high
Coolest month
February
20°C average low
Wettest month
October
91 mm of rain
Driest month
February
20 mm of rain
Average temperature and rainfall in Guantánamo by month
Averages of the daily highs and lows recorded in each month, with total rainfall, mean humidity and mean wind speed.
| Month | Avg high | Avg low | Record low / high | Rainfall | Humidity | Wind |
|---|---|---|---|---|---|---|
| January | 29°C | 21°C | 10°C / 34°C | 24 mm | 76% | 12 km/h |
| February | 29°C | 20°C | 9°C / 36°C | 20 mm | 72% | 13 km/h |
| March | 29°C | 21°C | 16°C / 33°C | 39 mm | 71% | 13 km/h |
| April | 30°C | 22°C | 17°C / 34°C | 29 mm | 74% | 12 km/h |
| May | 30°C | 23°C | 17°C / 36°C | 53 mm | 77% | 11 km/h |
| June | 31°C | 24°C | 19°C / 35°C | 40 mm | 77% | 11 km/h |
| July | 32°C | 25°C | 19°C / 38°C | 28 mm | 72% | 12 km/h |
| August | 33°C | 25°C | 19°C / 36°C | 47 mm | 74% | 12 km/h |
| September | 32°C | 24°C | 18°C / 37°C | 90 mm | 78% | 10 km/h |
| October | 31°C | 23°C | 17°C / 36°C | 91 mm | 81% | 10 km/h |
| November | 30°C | 23°C | 17°C / 33°C | 50 mm | 79% | 11 km/h |
| December | 29°C | 21°C | 17°C / 33°C | 26 mm | 78% | 11 km/h |
Best time to visit Guantánamo
The most comfortable time to visit Guantánamo is generally December to February, balancing mild daytime temperatures against the driest stretch of the year. Temperatures stay fairly even all year and rain concentrates around October, totalling about 537 mm a year.
Travellers who prefer heat should aim for August, when highs average 33°C. October is the month to avoid if rain would spoil your plans — it averages 91 mm, roughly 5× the rainfall of the driest month (February).
Source: OpenWeather historical and statistical weather data. Values are long-term averages, not a forecast — see the Guantánamo forecast for what is happening now.
Weather across Cuba right now
- Arroyo Naranjo28°C
- Bayamo26°C
- Camagüey29°C
- Cárdenas29°C
- Carlos Manuel de Céspedes24°C
- Centro Habana29°C
- Cerro29°C
- Ciego de Ávila25°C
- Cienfuegos27°C
- Consolación del Sur27°C
- Contramaestre26°C
- Cotorro28°C
- Guanabacoa29°C
- Guantánamo28°C
- Havana29°C
- Holguín28°C
- Jagüey Grande27°C
- La Lisa29°C
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- Marianao29°C
- Matanzas29°C
- Mayarí27°C
- Palma Soriano26°C
- Pinar del Río27°C
- Puerto Padre26°C
- San José de las Lajas27°C
- San Luis26°C
- San Miguel del Padrón29°C
- Sancti Spíritus23°C
- Santa Clara29°C
- Santiago de Cuba27°C
