May weather forecast
Dominica

May in Dominica serves as the doorway to the island's wet season, with a significant increase in rainfall compared to April. Average precipitation for the month ranges from 150mm (5.91") to 200mm (7.87"). The rainfall tends to be scattered and more frequent, yet it rarely spoils the enjoyment of outdoor activities, thanks to the warm temperatures and the island's abundant natural beauty.

The major cities, Roseau, Portsmouth, and Marigot, follow the same weather trend, receiving increased rainfall while maintaining warm temperatures. Despite the onset of the wet season, exploration of these cities and their many attractions remains enjoyable.

In terms of temperatures, May continues to uphold the warm climate that Dominica is known for. Daytime temperatures generally lie between 26°C (78.8°F) and 31°C (87.8°F), offering an inviting atmosphere for beach outings and water activities. Night-time temperatures cool down to about 24°C (75.2°F), providing a pleasant contrast to the heat of the day.

Compared to April, May sees a significant increase in rainfall, a trend that continues into the coming months. As the island moves into June, the start of the Atlantic hurricane season, both temperature and rainfall continue to rise, indicating the full onset of the wet season.

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• Roseau - May »
  The months with the highest UV index are March through September, with an average maximum UV index of 12. Temperatures in Roseau reach their maximum during May through October, recording an average high-temperature of 31°C (87.8°F).
• Portsmouth - May »
  On the last day of the month, in Portsmouth sunrise is at 05:33 and sunset at 18:33 AST. In Portsmouth in May, it is raining for 17 days, with typically 177mm (6.97") of accumulated precipitation.
• Marigot - May »
  The tropical climate maintains a uniform temperature throughout Marigot, Dominica across the month. The months with the highest UV index in Marigot are January through December, with an average maximum UV index of 7.
• Berekua - May »
  January through December, with an average maximum UV index of 7, are months with the lowest UV index in Berekua. On the last day of the month, in Berekua, sunrise is at 05:33 and sunset at 18:32 AST.
• Mahaut - May »
  On the last day of the month, in Mahaut sunrise is at 05:34 and sunset at 18:32 AST. The months with the lowest UV index in Mahaut, Dominica, are January through December, with an average maximum UV index of 7.
• Wesley - May »
  Water temperatures between 25°C (77°F) and 29°C (84.2°F) are regarded as very warm, ensuring all water activities are pleasurable for extended periods without feeling uneasy. May prevails with an increased sea temperature of 28°C (82.4°F), promising warmer waters for swimmers and divers in Wesley.
• Soufriere - May »
  May marks the onset of the warmer months in Soufriere, with an increase in both high temperatures and humidity. As April transitions into May, the average high-temperature in Soufriere rests at a still warm 27.9°C (82.2°F), maintaining a close resemblance to the previous month.
• Castle Bruce - May »
  The months with the lowest UV index in Castle Bruce are January through December, with an average maximum UV index of 7. The months with the highest UV index in Castle Bruce are January through December, with an average maximum UV index of 7.
• La Plaine - May »
  The months with the highest UV index in La Plaine are January through December, with an average maximum UV index of 7. January through December, with an average maximum UV index of 7, are months with the highest UV index in La Plaine, Dominica.
• Pointe Michel - May »
  What time are sunrise and sunset in May in Pointe Michel? In Pointe Michel, the average seawater temperature in May is 28.2°C (82.8°F).
• Woodford Hill - May »
  January through December, with an average maximum UV index of 7, are months with the lowest UV index in Woodford Hill, Dominica. January through December, with an average maximum UV index of 7, are months with the highest UV index in Woodford Hill.
• Colihaut - May »
  The months with the highest UV index in Colihaut, Dominica, are January through December, with an average maximum UV index of 7. The months with the highest UV index in Colihaut, Dominica, are January through December, with an average maximum UV index of 7.