Weather in Willemstad: June
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Average day temperature: | 84.9°F |
| Average night temperature: | 82.0°F | |
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Sea water temperature: | 81.5°F |
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Number of sunny days: | 12 days |
| Day length: | 12.8 - 12.9 hours | |
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Number of rainy days: | 3 days |
| Precipitation totals: | 1.6 in. | |
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forecast
| Willemstad |
temperature
| Willemstad |
Air temperature in June, °F
The highest day temperature during June of 2025 was 80°F. At the same time the lowest night temperature was 78°F. Daily and nightly averages during June were 80.5°F and 80.4°F.
Sea water temperature in Willemstad in June, °F
The average sea water temperature in June of 2025 was 81.6°F. The highest and lowest sea temperatures during the month were 82.8°F and 80.1°F.
Mostly all days in June are partly cloudy but sunny or cloudy days are also possible.
Precipitation total in June, in.
Precipitation total value in Willemstad in June is 1.4 in. Other months of the year show relatively similar values.
The average wind speed value in June is 21.1 mph It makes June most windy month of the year.
This chart shows average number of hours during the day when sunlight can reach the ground. It depends on day length and cloudiness during the day. The average number of sunny hours in June is: 7.8.
Best time for vacation in Willemstad
Willemstad on a weather map
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