Weather in Dominica in setembro
Country-wide climate normals across 15 cities in Dominica.
How Hot Is Dominica in setembro?
Dominica bakes evenly in September — highs around 28°C are typical from Berekua all the way to Soufrière, with very little regional variation. Lows sit around 25°C even overnight, and the country's small geographic footprint means there are no significant climate pockets. Expect uniform heat day and night.
Sunshine in Dominica in setembro
Limited sunshine and short daylight define Dominica's September: Roseau averages just 1.2h of direct sun, with the sun up between 5:55 am and 6:05 pm. The grey, overcast pattern is consistent across most of the country, with little regional variation in cloud cover.
Does It Rain In Dominica In setembro?
Wet conditions dominate Dominica in September — Roseau sees 156mm of rain across 19 days, with rain a near-daily feature in most regions. Some areas see considerably more, particularly mountain-facing or windward coasts. Plan around frequent showers and pack reliable rainwear.
Is Dominica Humid In setembro?
Saturated air defines Dominica's September: humidity at 75% in Roseau, with the country as a whole feeling muggy and oppressive. The air practically drips after rain, and even shaded outdoor areas feel warm and clammy. Plan indoor time during the most humid afternoon hours.
Wind In Dominica In setembro
Dominica sees consistent breezes in September — averaging 21 kph in Roseau, with similar windy conditions across most regions. Coastal and exposed inland cities often see considerably more, especially in the afternoons. Wind-sensitive plans should factor this in.
Cloud Cover In Dominica In setembro
Heavy overcast covers Dominica in September: 77% cloud cover in Roseau, with similar grey conditions in most regions. Direct sun is rare, and the pattern is persistent across the country. Coastal and northern regions feel especially heavy.