Dominica, typically experiences warm weather in September, with maximum daytime temperatures around 29°C (84°F) and nighttime temperatures around 26°C (79°F) in Roseau.
Find the average daytime temperatures in September for the most popular destinations in Dominica on the map below. Click on a destination dot for more detailed information.
Pick a month to see the average temperature, rainfall and sunshine in Dominica - and find the best time to visit. See also: Dominica weather by month.
Click on a destination dot for more details. Toggle the map to compare temperatures or precipitation across Dominica.
Marker color shows the average daytime high temperature in September: blue is cold, red is hot.
Roseau averages a daytime high of 29°C (84°F) in September, which is high for Dominica.
Average overnight lows in Dominica during September sit near 26°C (79°F) in Roseau.
Roseau enjoys approximately 212 hours of sunshine, offering a mostly sunny climate that adds a pleasant and vibrant feel to the month.
We have much more information about the climate in Dominica.
Weather and climate has detailed information for every country in the world. Are you going to Dominica? Get detailed historical weather averages for many cities in Dominica.
Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal travel conditions. Find out where to go with our weather planner.