Curaçao (Willemstad) weather in August
Temperature, sea and sunshine in August: long-term averages from 30 years of weather data, not a forecast.
Holiday weather in August
Excellent
Best time to visit: January – September
What is the weather like in Curaçao (Willemstad) in August?
In August, Curaçao (Willemstad) is hot: daytime highs average 29 °C, and even at night it stays warm at around 27 °C. The sea averages 28.5 °C – lovely and warm for swimming. With around 10 hours of sunshine a day, there is plenty of sun. Rain is frequent, with about 12 rainy days and 43 mm in total. The air is often humid and muggy. It is often windy, with gusts of around 34 km/h. All in all, August is an excellent month for a holiday in Curaçao (Willemstad).
August compared
How the weather changes from July to September. Tap a month to open it.
| JulyJul | AugustAug | SeptemberSep | |
|---|---|---|---|
| Score | 89 | 88 | 86 |
| Day | 28° | 29° | 29° |
| Night | 26° | 27° | 27° |
| Sea | 28° | 29° | 29° |
| Sun | 10 h | 10 h | 9 h |
| Rain days | 12 | 12 | 13 |
More details for August
- Daylight
- 12 h 32 min06:24 – 18:56
- UV index
- 13 · extremeclear sky, noon (estimate)
- Muggy days
- 31 daysdew point 18 °C or more
- Wind
- 34 km/haverage daily peak
- Cloud cover
- 52 %on average
- Hot days
- 2 days30 °C or more
- Time zone
- UTC−4America/Curacao
How the score comes together
- Temperatureweight 35 %100 %
- Seaweight 25 %100 %
- Sunshineweight 20 %100 %
- Few rainy daysweight 20 %41 %
Each factor is rated from 0 to 100 % and weighted for the travel style “Sun, sea & sand”.
What to pack in August
- Swimwear
- Sunscreen
- Sunglasses & sun hat
- Light, breathable clothes
- Insect repellent
- Rain jacket or umbrella
- Windproof jacket
Curaçao (Willemstad) in August: quick answers
Is Curaçao (Willemstad) hot in August?
Yes. In August, Curaçao (Willemstad) is hot: daytime highs average 29 °C and nights stay around 27 °C. On about 2 days the thermometer climbs to 30 °C or more.
Can you swim in Curaçao (Willemstad) in August?
Yes. In August the sea averages 28.5 °C – lovely and warm for swimming.
Does it rain much in Curaçao (Willemstad) in August?
Rain is frequent, with about 12 rainy days and 43 mm in total.
Curaçao (Willemstad) month by month
The whole year in Curaçao (Willemstad)All destinations: Curaçao
Climate averages 1996–2025, not a forecast. Data: Copernicus ERA5 / ERA5-Land via Open-Meteo.com (CC BY 4.0), NOAA OISST, GeoNames (CC BY 4.0)