August weather forecast
Dominica

In Dominica, August signals a minor reprieve within the wet season and the ongoing Atlantic hurricane season. The month sees a slight decrease in rainfall compared to July, with precipitation levels dropping to between 180mm (7.09") and 240mm (9.45"). Despite being part of the wet season, the rainfall in August is usually well-distributed and does not significantly hinder outdoor activities.

Cities such as Roseau, Portsmouth, and Marigot follow the same weather pattern, experiencing slightly less rainfall than in July. The decrease in precipitation allows for comfortable exploration of these cities' sights, cuisines, and cultural experiences.

August maintains the warm, tropical temperatures typical of Dominica. Daytime temperatures generally fluctuate between 27°C (80.6°F) and 32°C (89.6°F), inviting beach outings and water activities. Evenings provide a comfortable contrast, with temperatures dipping to 24°C (75.2°F), making for pleasant, cooler nights.

When compared to July, August sees a slight decrease in rainfall while maintaining the same temperature range. As the island transitions into September, both rainfall and temperatures remain similar, signifying the ongoing wet season and the active hurricane period in the Caribbean.

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• Roseau - August »
  March through August, with an average of 8h of sunshine, are months with the most sunshine in Roseau. On the first day of August in Roseau, sunrise is at 05:48 and sunset at 18:35.
• Portsmouth - August »
  In Portsmouth during August, the rain falls for 20 days and regularly aggregates up to 243mm (9.57") of precipitation. On the first day of August in Portsmouth, Dominica, sunrise is at 05:47 and sunset at 18:36.
• Marigot - August »
  The months with the highest humidity in Marigot, Dominica, are July and August, with an average relative humidity of 78%. April, August and September, with an average of 10.1h of sunshine, are months with the most sunshine in Marigot.
• Berekua - August »
  The month with the most rainfall in Berekua is August, when the rain falls for 20.2 days and typically aggregates up to 78mm (3.07") of precipitation. July and August, with an average relative humidity of 78%, are most humid months in Berekua.
• Mahaut - August »
  The months with the highest humidity in Mahaut are May through August and November, with an average relative humidity of 77%. May through August and November, with an average relative humidity of 77%, are most humid months in Mahaut.
• Wesley - August »
  August features a sea temperature of 29°C (84.2°F), as Wesley experiences one of its warmest periods. On the first day of August in Wesley sunrise is at 05:47 and sunset at 18:35.
• Soufriere - August »
  In Soufriere during August, the rain falls for 22.1 days and regularly aggregates up to 90mm (3.54") of precipitation. In Soufriere in August, the average water temperature is 29°C (84.2°F).
• Castle Bruce - August »
  July and August, with an average relative humidity of 78%, are the most humid months in Castle Bruce, Dominica. In Castle Bruce during August, the rain falls for 22.3 days and regularly aggregates up to 99mm (3.9") of precipitation.
• La Plaine - August »
  The month with the most rainfall in La Plaine is August, when the rain falls for 20.2 days and typically aggregates up to 78mm (3.07") of precipitation. The months with the highest humidity in La Plaine are July and August, with an average relative humidity of 78%.
• Pointe Michel - August »
  On the first day of August in Pointe Michel, Dominica, sunrise is at 05:48 and sunset at 18:35. In Pointe Michel the average seawater temperature in August is 29°C (84.2°F).
• Woodford Hill - August »
  The month with the most rainfall in Woodford Hill is August, when the rain falls for 22.3 days and typically aggregates up to 99mm (3.9") of precipitation. The month with the most rainfall in Woodford Hill is August, when the rain falls for 22.3 days and typically aggregates up to 99mm (3.9") of precipitation.
• Colihaut - August »
  The months with the highest humidity in Colihaut are May through August and November, with an average relative humidity of 77%. The months with the most sunshine in Colihaut, Dominica, are August and September, with an average of 10.1h of sunshine.