Weather in Roseau in August 2018

Expect 31°C daytime maximum temperatures in the shade with on average 8 hours of sunshine per day in Roseau in August. Check more long-term weather averages for Roseau in August before you book your next holiday to Dominica in 2018.

Key weather averages for Roseau in August

  • 31°C maximum daytime temperature in August in Roseau31
    31°C max day temperature
  • 8 hours of sunshine per day (63% of daylight hours) in August in Roseau8
    8 hours of sunshine per day
  • 20 days with some rainfall in August in Roseau20
    20 days with some rainfall
  • 24°C minimum night-time temperature in August in Roseau24
    24°C min night temperature
  • 13 hours of daylight per day in August in Roseau13
    13 hours of daylight per day
  • Very high heat & humidity in August in RoseauVH
    Very High heat & humidity
  • 246 mm monthly rainfall in August in Roseau246
    246 mm of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in August in Roseau11
    11+ (Extreme) UV index
  • 29°C sea temperature in August in Roseau29
    29°C sea temperature

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

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

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More about Roseau

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Guide to Roseau weather in August

The average maximum daytime temperature in Roseau in August is a hot 31°C (88°F) with very high heat & humidity. The average night-time temperature is usually a warm 24°C (75°F). There are usually 8 hours of bright sunshine each day, which represents 63% of the 13 hours of daylight.

Expect 246mm (9.7 inches) of rainfall across the whole of August with 20 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 August is 29°C (84°F).

The weather in Roseau in August is represented by Roseau.

Roseau sunrise & sunset times for August 2018

Browse the sunrise & sunset times for Roseau in August 2018. Select a month to view Roseau sunrise & sunset times for the next twelve months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Wednesday, 1st August 2018 05:48 18:36
Thursday, 2nd August 2018 05:48 18:35
Friday, 3rd August 2018 05:48 18:35
Saturday, 4th August 2018 05:49 18:35
Sunday, 5th August 2018 05:49 18:34
Monday, 6th August 2018 05:49 18:34
Tuesday, 7th August 2018 05:49 18:33
Wednesday, 8th August 2018 05:50 18:33
Thursday, 9th August 2018 05:50 18:32
Friday, 10th August 2018 05:50 18:32
Saturday, 11th August 2018 05:50 18:31
Sunday, 12th August 2018 05:50 18:31
Monday, 13th August 2018 05:51 18:30
Tuesday, 14th August 2018 05:51 18:30
Wednesday, 15th August 2018 05:51 18:29
Thursday, 16th August 2018 05:51 18:28
Friday, 17th August 2018 05:51 18:28
Saturday, 18th August 2018 05:51 18:27
Sunday, 19th August 2018 05:52 18:27
Monday, 20th August 2018 05:52 18:26
Tuesday, 21st August 2018 05:52 18:25
Wednesday, 22nd August 2018 05:52 18:25
Thursday, 23rd August 2018 05:52 18:24
Friday, 24th August 2018 05:52 18:23
Saturday, 25th August 2018 05:52 18:23
Sunday, 26th August 2018 05:52 18:22
Monday, 27th August 2018 05:53 18:21
Tuesday, 28th August 2018 05:53 18:21
Wednesday, 29th August 2018 05:53 18:20
Thursday, 30th August 2018 05:53 18:19
Friday, 31st August 2018 05:53 18:18
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Roseau weather by month

Check Roseau weather for a particular month by selecting from the list below. Monthly weather guides include figures for temperature, rainfall, sunshine hours and sea temperature plus daily sunrise & sunset times.

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