- Save EXTRA 10% on cheap car hire worldwide
- With this exclusive Holiday Autos discount code
- Travel before 31st December 2020 (inclusive)
Roseau weather in September 2020
Get the latest coronavirus (COVID-19) updates for Dominica with current travel advice, statistics and online resources.
- 3131°C max day temperature
- 2323 days with some rainfall
- 2323°C min night temperature
- 1212 hours of daylight per day
- VHVery High heat & humidity
- 250250 mm of monthly rainfall
- 1111+ (Extreme) UV index
- 2929°C sea temperature
Recommended for Dominica
The September weather guide for Roseau, Dominica shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.
How hot is it in Roseau in September?
Daytime temperatures usually reach 31°C in Roseau in September with very high heat and humidity, falling to 23°C at night.
How sunny is it in Roseau in September?
There are normally 7 hours of bright sunshine each day in Roseau in September - that's 59% of daylight hours.
How warm is the sea around Roseau in September?
The average sea temperature around Roseau in September is 29°C.
Does it rain in Roseau in September?
There are usually 23 days with some rain in Roseau in September and the average monthly rainfall is 250mm.
What is the chance of a hurricane in Roseau in September?
On average 1.2 days in September in Roseau are likely to be affected by the passage of one or more tropical storms.
Roseau sunrise & sunset times for September 2020
Browse the sunrise & sunset times for Roseau in September 2020. Select a month to view Roseau sunrise & sunset times for the next twelve months.
|Date||Sunrise times||Sunset times|
|Tuesday, 1st September 2020||05:53||18:17|
|Tuesday, 15th September 2020||05:54||18:07|
|Wednesday, 30th September 2020||05:55||17:55|
- Check out top flight deals & low fares from popular airlines
- Search for return & one-way flights or multi-city trips
- Airlines include BA, Virgin Atlantic, United & Turkish Airlines
Metric (°C / mm) | Imperial (°F / inches)
Where is hot in Dominica in September for 2020/2021?
Below are average maximum temperatures at popular destinations in Dominica in September. Select a destination to see more weather parameters.
Get your weekly fix of holiday inspiration from some of the world's best travel writers plus save on your next trip with the latest exclusive offers
We promise not to share your details
Popular travel offers
*affiliate links: find out how we are funded and why this helps us remain free to use.