Dominica weather
Our guide to the weather in Dominica during August
We've looked at the most up-to-date weather data for Dominica, covering the last 12 years up to 2024, plus we've asked our team of travel bloggers for their first-hand experiences in order to answer the most frequently asked questions about Dominica weather in August.
How warm is it in Dominica during August?
The temperature is extremely stable in August with average highs of 29℃ and lows just 1℃ lower at 27℃. Of course, the high humidity will make it feel even hotter. The UV index will be high at this time of year, so protection against skin and eye damage is needed. Try to limit exposure between 10am and 4pm. Apply broad spectrum SPF 30+ sunscreen every few hours, even if it's cloudy, or more frequently after sweating or swimming, and wear UV-blocking sunglasses too, and bear in mind that bright surfaces, such as sand and water increase UV exposure.
Does it rain in Dominica during August?
On average, there will be 6 rainy days during the month, amounting to 201.8mm in total. That's a lot of rain. For comparison, the wettest months in the UK typically sees between 80mm and 100mm, depending on where you are. Due to the high temperature and humidity, you might expect lots of thunderstorms, however they're actually fairly infrequent at this time of year. On average, August will see just 5 days that produce a storm.
Is it windy in Dominica during August?
Expect moderate breeze becoming stronger at times during August, with occasional gusts up to 20mph. The high humidity and warm temperature will make the breeze feel warm, so any cooling effect will be limted.
How warm is the sea in Dominica during August?
The water around Dominica reaches a very pleasant 29℃ during August. This is very warm, and will feel bath-like. People who normally feel the cold will find this temperature perfectly acceptable. The hot air temperature and relatively high humidity will mean that you will feel comfortably warm when coming out of the water.
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