Roseau weather in September 2019

  • 31°C maximum daytime temperature in September in Roseau31
    31°C max day temperature
  • 7 hours of sunshine per day (59% of daylight hours) in September in Roseau7
    7 hours of sunshine per day
  • 23 days with some rainfall in September in Roseau23
    23 days with some rainfall
  • 23°C minimum night-time temperature in September in Roseau23
    23°C min night temperature
  • 12 hours of daylight per day in September in Roseau12
    12 hours of daylight per day
  • Very high heat & humidity in September in RoseauVH
    Very High heat & humidity
  • 250 mm monthly rainfall in September in Roseau250
    250 mm of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in September in Roseau11
    11+ (Extreme) UV index
  • 29°C sea temperature in September in Roseau29
    29°C sea temperature

Going to Roseau? Find the best month to visit Roseau based on the weather.

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Expect 31°C daytime maximum temperatures in the shade with on average 7 hours of sunshine per day in Roseau in September. Check more long-term weather averages for Roseau in September before you book your next holiday to Dominica in 2019/2020.

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More about Roseau

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

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.

Metric (°C / mm)  |  Imperial (°F / inches)

Guide to Roseau weather in September

The average maximum daytime temperature in Roseau in September is a hot 31°C (88°F) with very high heat & humidity. The average night-time temperature is usually a warm 23°C (73°F). There are usually 7 hours of bright sunshine each day, which represents 59% of the 12 hours of daylight.

Expect 250mm (9.8 inches) of rainfall across the whole of September with 23 days with some rain falling. Maximum UV levels will be extreme (11+ UV index) at midday when the skies are clear.

The average sea temperature in and around Roseau in September is 29°C (84°F).

Roseau sunrise & sunset times for September 2019

Browse the sunrise & sunset times for Roseau in September 2019. Select a month to view Roseau sunrise & sunset times for the next twelve months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Sunday, 1st September 2019 05:53 18:18
Monday, 2nd September 2019 05:53 18:17
Tuesday, 3rd September 2019 05:53 18:16
Wednesday, 4th September 2019 05:53 18:16
Thursday, 5th September 2019 05:53 18:15
Friday, 6th September 2019 05:53 18:14
Saturday, 7th September 2019 05:54 18:13
Sunday, 8th September 2019 05:54 18:13
Monday, 9th September 2019 05:54 18:12
Tuesday, 10th September 2019 05:54 18:11
Wednesday, 11th September 2019 05:54 18:10
Thursday, 12th September 2019 05:54 18:10
Friday, 13th September 2019 05:54 18:09
Saturday, 14th September 2019 05:54 18:08
Sunday, 15th September 2019 05:54 18:07
Monday, 16th September 2019 05:54 18:06
Tuesday, 17th September 2019 05:54 18:06
Wednesday, 18th September 2019 05:54 18:05
Thursday, 19th September 2019 05:54 18:04
Friday, 20th September 2019 05:54 18:03
Saturday, 21st September 2019 05:55 18:03
Sunday, 22nd September 2019 05:55 18:02
Monday, 23rd September 2019 05:55 18:01
Tuesday, 24th September 2019 05:55 18:00
Wednesday, 25th September 2019 05:55 18:00
Thursday, 26th September 2019 05:55 17:59
Friday, 27th September 2019 05:55 17:58
Saturday, 28th September 2019 05:55 17:57
Sunday, 29th September 2019 05:55 17:56
Monday, 30th September 2019 05:55 17:56
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  • Book cruises to Dominica. No minimum spend
  • Travel between 1st May 2019 & 30th Apr 2020 (inclusive)
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