Dominica in august: average Weather, Temperature and Climate, Where to go?
Weather in Dominica in august 2025
Below, find the the weather forecast for the month of august for most popular cities in Dominica. These predictions are probabilities for the month of august from weather reports for many years. The percentage indicates the possibility of having the weather indicated.
Average weather in august in Roseau
tolerable weather UV index: 7
Weather at 6am
85°F
Moderate rain at times
46% of time
32%
11%
9%
Weather at 12pm
85°F
Moderate rain at times
35% of time
30%
25%
11%
Weather at 6pm
85°F
Moderate rain at times
36% of time
34%
17%
10%
Weather at 3am
83°F
47%
30%
11%
8%
Where to go in Dominica in august?
Where to go in Dominica in august: destination map
perfect weather
good
tolerable
bad
very bad
Where should you go in Dominica in august when it comes to the weather?
Remember:
The climate in Dominica in august ranges from good to tolerable depending on the region and city.
August is not the best month to go to in Dominica. The weather everywhere is OK but just acceptable: in Saint-Joseph (Dominica), Berekua, Marigot (Dominica), Roseau, Rosalie and Portsmouth. The sun is not there all the time and you may be faced the rain often. Nonetheless, if you don't plan a beach and relaxation trip but rather visiting museums, this climate could be appropriate. In addition, there are certainly fewer tourists dyring this month of august.
Climate in Dominica in august
Climate in Roseau in august
In august, maximum temperature is 85°F and minimum temperature is 83°F (for an average temperature of 85°F). The climate is burning in that area in august. With 8.1in over 10 days, you risk getting wet slightly during your holidays. But this is pretty moderate and it is only of temporary showers.
With a correct climate, the month of august is okay (but not the best time) for traveling in this locality.
| August | |||
| Average temperature | 85°F | ||
| Highest temperature | 85°F | ||
| Lowest temperature | 83°F | ||
| Sea temperature | 85°F | ||
| Rainfall | 8.1in | ||
| Number of days with rainfall | 10 day(s) (33%) | ||
| Humidity | 78% | ||
| Daily sunshine hours | 13 | ||
| Cloud cover | 39% | ||
| Length of day | 12:38 | ||
| Our opinion at whereandwhen.net | tolerable |
Climate in Berekua in august
In the month of august, maximum temperature is 88°F and minimum temperature is 79°F (for an average temperature of 85°F). The climate quite comfortable around this city in the month of august. With 7.1in over 9 days, you risk getting wet slightly throughout your stay. But this is reasonably and you will not be too bothered by it.
With proper weather, the month of august is okay (but not the best time) for traveling in this city.
| August | |||
| Average temperature | 85°F | ||
| Highest temperature | 88°F | ||
| Lowest temperature | 79°F | ||
| Sea temperature | 85°F | ||
| Rainfall | 7.1in | ||
| Number of days with rainfall | 9 day(s) (29%) | ||
| Humidity | 79% | ||
| Daily sunshine hours | 13 | ||
| Cloud cover | 40% | ||
| Length of day | 12:37 | ||
| Our opinion at whereandwhen.net | good |
Climate in Marigot (Dominica) in august
In august, maximum temperature is 85°F and minimum temperature is 83°F (for an average temperature of 85°F). The climate is very hot around this city in august. With 8.3in over 11 days, you risk getting wet slightly during your journey. But this is rather reasonably and it is only of temporary showers.
With proper weather, august is okay (but not the best time) for traveling in this locality in Dominica.
| August | |||
| Average temperature | 85°F | ||
| Highest temperature | 85°F | ||
| Lowest temperature | 83°F | ||
| Sea temperature | 85°F | ||
| Rainfall | 8.3in | ||
| Number of days with rainfall | 11 day(s) (35%) | ||
| Humidity | 79% | ||
| Daily sunshine hours | 13 | ||
| Cloud cover | 42% | ||
| Length of day | 12:38 | ||
| Our opinion at whereandwhen.net | tolerable |
Climate in Portsmouth in august
In the month of august, the mean temperature in Portsmouth is 85°F (maximum temperature is 85°F and minimum temperature is 83°F). The climate is very hot around this city in the month of august. With 7.4in over 9 days, you risk getting wet slightly during your vacations. But this is rather reasonably and it is only of temporary showers.
With a correct weather, the month of august is okay (but not good time) for traveling in Portsmouth in Dominica.
| August | |||
| Average temperature | 85°F | ||
| Highest temperature | 85°F | ||
| Lowest temperature | 83°F | ||
| Sea temperature | 85°F | ||
| Rainfall | 7.4in | ||
| Number of days with rainfall | 9 day(s) (29%) | ||
| Humidity | 78% | ||
| Daily sunshine hours | 13 | ||
| Cloud cover | 41% | ||
| Length of day | 12:38 | ||
| Our opinion at whereandwhen.net | good |
Climate in Rosalie in august
In the month of august, the mean temperature in Rosalie is 85°F (maximum temperature is 88°F and minimum temperature is 79°F). The climate quite nice in this city in this month. With 7.1in over 9 days, you risk getting wet slightly during your holidays. But this is moderate and you will not be too bothered by it.
With proper weather, the month of august is okay (but not the best month) for traveling in Rosalie.
| August | |||
| Average temperature | 85°F | ||
| Highest temperature | 88°F | ||
| Lowest temperature | 79°F | ||
| Sea temperature | 85°F | ||
| Rainfall | 7.1in | ||
| Number of days with rainfall | 9 day(s) (29%) | ||
| Humidity | 79% | ||
| Daily sunshine hours | 13 | ||
| Cloud cover | 40% | ||
| Length of day | 12:38 | ||
| Our opinion at whereandwhen.net | good |
All cities in Dominica in august
| Roseau in august | tolerable weather |
| Berekua in august | good weather |
| Marigot (Dominica) in august | tolerable weather |
| Portsmouth in august | good weather |
| Rosalie in august | good weather |
| Saint-Joseph (Dominica) in august | good weather |
| Castle Bruce in august | tolerable weather |
| Mahaut in august | tolerable weather |
| Wesley in august | tolerable weather |
Weather data for Dominica in august:
Weather data for Dominica in august is derived from an average of the weather forecast since 2009 in Dominica. There is a margin of error and these forecasts are to be considered as general information only. The weather in Dominica can vary slightly from year to year, but these predictions should limit surprises. So you can pack your bags and check when is the best time to go to Dominica.