Guantanamo Weather in May
May in Guantanamo brings very high temperatures, with highs of 30°C (86°F) and nights dropping to 25°C (77°F). Rainfall is on the higher side this month, averaging around 84 mm (3.3 in), so keep a rain jacket handy.
Rainfall in Guantanamo in May
You can expect rain on around 12 days based on historical patterns, with 84 mm (3.3 in) average for the month. When it rains this month, it tends to come down fairly heavily. Showers can be substantial even if they don't last all day.
Temperature in Guantanamo in May
In May, expect very high temperatures in Guantanamo, with highs of 30°C (86°F) and lows of 25°C (77°F) at night. Indoor breaks or shaded spots can make the warmer part of the day much more comfortable. Nights stay warm at around 25°C (77°F), so light bedding and good ventilation are worth thinking about.If your ideal day consists of dry skies and pleasant temperatures, January, February, March and December typically offer the best circumstances for Guantanamo.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Cuba, check out our Guantanamo's climate page.
Guantanamo Temperature in May
Min Temperature
25°C (77°F)
Max Temperature
30°C (86°F)
Chance of Rain
40%
Precipitation
84 mm (3.3 in)
Rainy days
12 days
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Guantanamo typically stay consistent throughout May, with daily highs averaging around 30°C (86°F). Nights are warm, with lows around 24°C (75°F).
Average temperatures in May
Daily Historical Precipitation
50-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in May
Historical weather for Guantanamo in May
Browse day-by-day weather records for Guantanamo spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Guantanamo historical weather extremes in May
The extremes listed below come from historical weather data collected in Guantanamo from 1976 through 2026.
- On May 23, 1992, temperatures climbed to 35°C (95°F), marking the warmest May day on record.
- Guantanamo experienced its chilliest May day on May 22, 1994, reaching only 24°C (75°F).
- Guantanamo registered its coldest May night on May 29, 1977, with temperatures dropping to 16°C (61°F).
Best Places in Cuba in May
Find out more about the weather in Cuba and which places have the best travel conditions in this month. See all of Cuba in May →
perfect weather
pleasant
tolerable
unpleasant
poor
What to Wear in Guantanamo in May
Warm temperatures in May make for comfortable sightseeing weather. Pack breathable fabrics like cotton shirts, knee-length shorts or skirts, and comfortable walking shoes. A thin long sleeve for indoor spaces is handy. Prepare for significant rainfall with proper waterproof clothing and shoes.What To Do in Guantanamo in May
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Cuba, check out our Guantanamo's climate page.
See the full Guantanamo climate overview or explore weather in Cuba.
