May weather forecast
Cuba

May in Cuba marks the definitive start of the wet season and the transition towards summer. The average temperatures range from 22.8°C (73°F) to 27.8°C (82°F), with the heat becoming more pronounced as the month progresses.

In Havana, temperatures align with the national average, reaching lows of approximately 22°C (71.6°F) at night and highs of about 30°C (86°F) during the day. With the onset of the wet season, rainfall increases significantly compared to April, averaging about 100mm (3.94") for the month.

Meanwhile, Guantanamo Bay on the southern side of the mountains maintains its unique weather patterns. Although it sees an uptick in rainfall in line with the rest of the country, the region still tends to be drier compared to other areas.

Compared to April, May sees a noticeable increase in both temperatures and humidity as the country moves further into the wet season. In contrast to the coming month, June, May experiences marginally lower temperatures and slightly less precipitation, but it undeniably marks the transition into Cuba's warmer and wetter period.

Daylight hours remain largely unchanged, with at least 11 hours of daylight continuing into May. However, the intensity of the sun becomes stronger, marking the gradual approach of the summer solstice.

In May, the North American cold fronts have entirely retreated, and the dominant weather in Cuba is warm to hot, with increasingly frequent rainfall. Despite the higher temperatures, the evenings remain pleasant, particularly in coastal areas due to sea breezes.

Sea temperatures continue to rise in May, averaging between 26.1°C (79°F) and 28.3°C (82.9°F). These temperatures offer enticing conditions for water activities. However, the beginning of the wet season brings with it the potential for stormy weather, and it is advisable to check weather forecasts before venturing out to sea.

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• Havana - May »
  In Havana during the entire year, the rain falls for 80 days and collects up to 1189mm (46.81") of precipitation. In May, the average sea temperature is 27.7°C (81.9°F).
• Santiago de Cuba - May »
  The month with the most rainfall in Santiago de Cuba is May, when the rain falls for 19.3 days and typically aggregates up to 75mm (2.95") of precipitation. In Santiago de Cuba during May, the rain falls for 19.3 days and regularly aggregates up to 75mm (2.95") of precipitation.
• Camaguey - May »
  The months with the highest UV index in Camaguey are April through September, with an average maximum UV index of 7. On the first day of May in Camaguey sunrise is at 06:40 and sunset at 19:37.
• Holguin - May »
  May signals the beginning of the wet season in Holguin, and it does so dramatically with rainfall more than doubling to 36mm (1.42"), spread over approximately 16.3 days. In Holguin, during May, the rain falls for 16.3 days and regularly aggregates up to 36mm (1.42") of precipitation.
• Santa Clara - May »
  In Santa Clara, in May, during 22.7 rainfall days, 138mm (5.43") of precipitation is typically accumulated. May in Santa Clara is marked by a significant increase in rainfall, reaching 138mm (5.43").
• Guantanamo - May »
  On the last day of the month, in Guantanamo, sunrise is at 06:20 and sunset at 19:36 CDT. The months with the most rainfall in Guantanamo are May and September, with an average 95mm (3.74") of precipitation.
• Bayamo - May »
  Higher relative humidity impedes evaporation, thus reducing heat dispersion from the body, culminating in a sensation of overheating. The heat index, also known as 'real feel' or 'felt air temperature', is an estimation of the warmth sensation when considering humidity levels.
• Las Tunas - May »
  The weather in May experiences a sharp turn in Las Tunas where rainfall drastically increases to 124mm (4.88") and sunlight hours slightly descend. In Las Tunas in May, it is raining for 22.7 days, with typically 124mm (4.88") of accumulated precipitation.
• Cienfuegos - May »
  In Cienfuegos in May, it is raining for 22.8 days, with typically 113mm (4.45") of accumulated precipitation. In Cienfuegos, in May, during 22.8 rainfall days, 113mm (4.45") of precipitation is typically accumulated.
• Pinar del Río - May »
  On the last day of the month, in Pinar del Río, sunrise is at 06:50 and sunset at 20:15 CDT. In Pinar del Río, Cuba, in May, during 21.1 rainfall days, 90mm (3.54") of precipitation is typically accumulated.
• Manzanillo - May »
  In Manzanillo, Cuba, in May, during 23.3 rainfall days, 85mm (3.35") of precipitation is typically accumulated. In Manzanillo, in May, during 23.3 rainfall days, 85mm (3.35") of precipitation is typically accumulated.
• Matanzas - May »
  In Matanzas in May, the average water temperature is 27.7°C (81.9°F). On the first day of May in Matanzas, Cuba, sunrise is at 06:52 and sunset at 19:53.