Oranjestad, Aruba: Annual Weather Averages
May is the hottest month in Oranjestad with an average temperature of 28.5°C (83°F) and the coldest is January at 26.5°C (80°F) with the most daily sunshine hours at 10 in September. The wettest month is November with an average of 90mm of rain. The best month to swim in the sea is in October when the average sea temperature is 29°C (84°F).
Average Temperature: Oranjestad
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| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| °C | 27 | 28 | 28 | 28 | 29 | 29 | 29 | 29 | 29 | 29 | 28 | 27 |
| °F | 80 | 82 | 82 | 82 | 83 | 83 | 83 | 83 | 83 | 83 | 82 | 81 |
Average High/Low Temperature: Oranjestad
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| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| High °C | 29 | 30 | 30 | 30 | 31 | 31 | 31 | 31 | 31 | 31 | 30 | 29 |
| Low °C | 24 | 25 | 25 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 25 |
| High °F | 84 | 86 | 86 | 86 | 88 | 88 | 88 | 88 | 88 | 88 | 86 | 84 |
| Low °F | 75 | 77 | 77 | 79 | 79 | 79 | 79 | 79 | 79 | 79 | 79 | 77 |
Average Rainfall: Oranjestad
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| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| mm | 60 | 40 | 10 | 10 | 20 | 10 | 20 | 10 | 50 | 80 | 90 | 80 |
| Days | 12 | 7 | 4 | 3 | 3 | 4 | 7 | 4 | 5 | 8 | 11 | 13 |
Average Daily Sunshine Hours: Oranjestad
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| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Hours | 9 | 9 | 9 | 9 | 9 | 10 | 9 | 10 | 10 | 8 | 8 | 8 |
Average Sea Temperature: Oranjestad
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| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| °C | 26 | 26 | 26 | 26 | 27 | 27 | 27 | 28 | 28 | 29 | 28 | 27 |
| °F | 79 | 79 | 79 | 79 | 81 | 81 | 81 | 82 | 82 | 84 | 82 | 81 |
