Guantanamo is a city of approximately 273,000 people in Guantanamo Province, Cuba. Located in the America/Havana time zone at 20.1°N latitude.
Recent weather here gives a sense of typical conditions: in 2025, Guantanamo recorded a mean annual temperature of 81°F, ranging from 59°F lows in March to 103°F highs in August, with about 41 inches of precipitation across the year.
View historical weather for Guantanamo · More cities in Guantanamo Province