Climate of Aruba
Aruba has a semi-arid climate. It is warm to hot all year round and trees don't grow here because of the drought. It consists mainly of sand with grasses and sometimes shrubs. The average annual temperature for Aruba is 28° degrees and there is about 453 mm of rain in a year. It is dry for 109 days a year with an average humidity of 80% and an UV-index of 7.
Climate averages for the whole year
- Day: the average daily temperature during the day is between 27°C and 29°C
- Night:the average nighttime temperature is between 26°C and 29°C
- Sea temperature: the sea temperature is between 27°C and 31°C
- Rain: it rains 166 days and there is a total of approximately 451 mm rainfall
- Sun hours: throughout the year there are 3323 sun hours
Maximum temperature: | between 27°C and 29°C |
Warmest month: | 29°C in August |
Coldest month: | 27°C in January |
Night temperature: | between 26°C and 29°C |
Sea temperature: | between 27°C and 31°C |
Dry days: | 199 days |
Days with rain: | 166 days |
Days with snow: | 0 days |
Total rain sum: | 451 mm |
Hours of sunshine: | 3323 hours |
Weather now in Aruba

Temperature graph
This graph shows the average maximum temperature (red) and minimum temperature (blue) for Aruba.
Precipitation graph
This graph shows the average amount of rainfall per month for Aruba.
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Climate table of Aruba
In this climate table you can see at a glance what the average weather per month is for Aruba. The data has been collected over a 30-year period, from which an average per month has been derived. From year to year the differences may be larger or smaller, but with this climate table you have a good idea of what the weather for Aruba might be like in a given month.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Day temp. (°C) | 27 | 27 | 27 | 27 | 28 | 28 | 28 | 29 | 29 | 29 | 29 | 28 |
Night temp. (°C) | 26 | 26 | 26 | 27 | 27 | 28 | 28 | 28 | 29 | 28 | 28 | 27 |
Water temp. (°C) | 28 | 27 | 27 | 28 | 29 | 30 | 29 | 29 | 30 | 31 | 30 | 29 |
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
Precipitation (mm) | 24 | 15 | 14 | 16 | 27 | 12 | 17 | 22 | 54 | 107 | 89 | 54 |
Days with rain | 15 | 11 | 13 | 8 | 11 | 7 | 10 | 10 | 15 | 20 | 24 | 22 |
Dry days | 16 | 17 | 18 | 22 | 20 | 23 | 21 | 21 | 15 | 11 | 6 | 9 |
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
Sun hours per day | 9 | 9 | 9 | 9 | 9 | 9 | 10 | 10 | 10 | 9 | 9 | 9 |
Wind force (Bft) | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 4 | 4 | 5 |
UV-index | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 |
Best time to visit Aruba
The best time to visit Aruba is January through September and November and December. In this period you have a warm temperature and little precipitation. On the island of Aruba, the warmest month is August with 29°C and the coldest is January with 27°C. The water temperature is 31°C at its highest and in other months it can be 27°C.
Climate of Aruba by month
What is the average climate in a given month for Aruba? Click on a month to see all monthly averages for sunshine, maximum and minimum temperatures, percent chance of rain per day, snowfall and number of rainy days.












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